Conduit Patents (Class 59/78.1)
  • Patent number: 6781058
    Abstract: A cable guide assembly for use in connection with a vehicle sliding door. The cable guide assembly controls the movement of a cable carrier housing an electrical cable. The electrical cable is connected to components inside the sliding door and connected to components outside the sliding door. One end of the cable carrier follows the sliding door as it moves between open and closed position. The cable carrier is substantially maintained within a single plane during movement of the sliding door.
    Type: Grant
    Filed: February 20, 2003
    Date of Patent: August 24, 2004
    Assignee: Stoneridge Inc., Alphabet Division
    Inventors: Neal DeCicco, Michael E. Scott, Thomas L. Wilson
  • Patent number: 6745555
    Abstract: An energy guiding chain for guiding hoses, cables or the like has numerous chain links (2), connected to one another in articulated fashion. Each chain link has opposing straps (3) with inside and outside lateral surfaces as well as narrow surfaces perpendicular to the lateral surfaces and essentially parallel to the longitudinal direction of the chain. At least some of the chain links have at least one cross-member (4a, 4b) connecting the opposing straps. The articulated joint includes joint elements (8) which extend between adjacent straps. The joint elements are elastically deformable in the bending direction of the chain links (1), and extend at least partially, preferably entirely, between the inside and outside lateral surfaces of the straps (3). The joint elements (8) can be located in laterally open recesses in the straps. In this manner, the energy guiding chain can travel to form a lower strand (7), a deflection zone (6) and an upper strand (5).
    Type: Grant
    Filed: April 15, 2002
    Date of Patent: June 8, 2004
    Assignee: Igus Spritzgussteile für die Industrie GmbH
    Inventors: Andreas Hermey, Frank Blase, Günter Blase, Thilo Jaeker
  • Publication number: 20040103636
    Abstract: To provide a cable or the like protection and guide device that does not disperse dust particles such as wear particles generated by slide or friction between a cable or the like and link frame bodies. A number of link frame bodies (11) articulably connected to each other in the longitudinal direction of the device in a state where a cable or the like (14) are accommodated and hermetically sealed, each comprise a pair of link plate (23) disposed on both sides of the cable or the like, and connecting rods (22, 24) bridged across the link plates on the bend outer peripheral side and on the bend inner peripheral side, respectively. Between at least the bend outer peripheral side of the link plate and the connecting rod (24) bridged on the bend outer peripheral side is openably provided a sealing structure by concave and convex fitting (48, 49, 148, 149, 148, 149).
    Type: Application
    Filed: October 27, 2003
    Publication date: June 3, 2004
    Inventor: Shoichiro Komiya
  • Publication number: 20040083709
    Abstract: To provide a cable and/or the like supporting and guiding device, by which a cable and/or the like can be easily incorporated into a chain and damage of the cable and/or the like and an accident of break in a cable can be minimized. A cable and/or the like supporting and guiding device comprises a chain (CH), a cable and/or the like (CB) disposed along the chain, and a support (20), which intersects the chain to support the cable and/or the like disposed on the chain. The support is composed of a material, which is flexed in the longitudinal direction of the cable and/or the like. In a curved section of the chain, when force is applied to the cable and/or the like, the support is flexed or bent in a direction of an action of force to ensure a length of the cable and/or the like, which is required for bending.
    Type: Application
    Filed: October 18, 2003
    Publication date: May 6, 2004
    Inventors: Masaaki Ikeda, Shoichiro Komiya, Takayuki Matsuda, Hideaki Minami, Kazuo Kishida
  • Patent number: 6730850
    Abstract: To provide a protective guide for a retracting cable or the like to which excessive tension or stress is not imparted to a cable or the like during bending and extending or retracting operations operating a retracting unit in and out, and which does not need a troublesome securing operation for a cable or the like, and further which is excellent in even point of aesthetics. The present invention relates to a protective guide for a retracting cable or the like, which protects and guides a cable or the like extending between a case body 130 and a retracting unit 110 retractably accommodated in the case body. According to the present invention, the protective guide includes two linear tubular support members 140, which enclose the cable or the like to support it in a linear manner and a tubular bending member 120, which articulately connects said two linear support members 140 with a desired curvature or more.
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: May 4, 2004
    Assignee: Tsubakimoto Chain Co.
    Inventors: Kazuhiro Tsutsumi, Akihiko Utaki, Yoshinori Iwasaki, Shoichiro Komiya
  • Patent number: 6725642
    Abstract: A protective guide for a cable is formed by connecting a plurality of links, each of which is formed a pair of spaced, opposite, side plates connected to each other by connecting plates. Each side plate includes a connecting rod having a flexible portion and an engagement portion, and includes an opposite connecting opening into which a connecting rod of the adjacent side plate is fitted. The connecting rods include flexible portions which bend to allow adjacent links to articulate relative to each other. The guide avoids generation of dust due to frictional rubbing of parts against one an other, reduces noise generated during high speed movement, and allows easily removal and addition of links.
    Type: Grant
    Filed: March 24, 2003
    Date of Patent: April 27, 2004
    Assignee: Tsubakimoto Chain Co.
    Inventors: Kazuhiro Tsutsumi, Shoichiro Komiya
  • Patent number: 6708480
    Abstract: For a line guide arrangement, a strand (1) of plastic is proposed, which comprises flexibly joined segments (2). The segments (2) are bounded by transverse separations (4) crosswise to the longitudinal direction of the strand (1). The transverse separations (4) extend to the vicinity of a support wall portion (5). The strand (1) includes at least one reinforcement fiber (6), which extends substantially parallel to the direction of the strand, and which is arranged substantially in the support wall portion (5), with at least one reinforcement fiber (6) being provided before or after forming the segments (2).
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: March 23, 2004
    Assignee: Kabelschlepp GmbH
    Inventor: Herbert Wehler
  • Patent number: 6695014
    Abstract: The invention concerns an energy guide chain for guiding hoses, cables or lines comprising chain links (2) each consisting of two link plates (3) and at least one crossbar (8) connecting the link plates, wherein link plates (3) of adjacent chain links (2) have pivot regions comprising mutually corresponding pivot pins (4) and openings (5) for receiving the pivot pins, by means of which the chain links (2) are pivotably interconnected, and wherein the link plates (3) of adjacent chain links (2) have mutually overlapping overlap regions (21, 22), forming lines (6, 7) of link plates, and wherein at least one link plate (3) is provided with a region (15, 20) of weakened material, which permits a variation in length of the link plate line (7) beyond the play which occurs in the pivot region (4, 5) in all directions of the link plate (3). In order to permit improved straight-ahead movement of the chain the material-weakened region (15, 20) is in the form of an elastically deformable region of the link plate (3).
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: February 24, 2004
    Assignee: Igus SpritzguBteile fur die Industrie GmbH
    Inventor: Frank Blase
  • Patent number: 6688096
    Abstract: To provide a link bodies-connected cable drag chain, in which even in a case where a long flexible body C such as a cable, a hose or the like is incorporated a roller, which protects the flexible body, can be easily detached from the link bodies. The cable drag chain of the present invention is formed by articulately connecting a plurality of link bodies each having a pair of plates 22. Between the pair of plates 22 is rotatably provided a roller 24, which protects the flexible body. In the plate 22 is formed a through-hole 25 larger than the outer diameter of the roller 24, and to this through-hole 25 is detachably fit-secured a plug, which protects the dislodgement of the roller 24. When this plug 27 is removed the roller 24 can be easily detached from the through-hole 25.
    Type: Grant
    Filed: March 6, 2003
    Date of Patent: February 10, 2004
    Assignee: Tsubakimoto Chain Co.
    Inventors: Toru Wada, Akihiko Utaki, Kazunori Nakayama, Masaaki Ikeda, Shoichiro Komiya, Takayuki Matsuda
  • Publication number: 20030182924
    Abstract: A protective guide for a cable is formed by connecting a plurality of links, each of which is formed a pair of spaced, opposite, side plates connected to each other by connecting plates. Each side plate includes a connecting rod having a flexible portion and an engagement portion, and includes an opposite connecting opening into which a connecting rod of the adjacent side plate is fitted. The connecting rods include flexible portions which bend to allow adjacent links to articulate relative to each other. The guide avoids generation of dust due to frictional rubbing of parts against one an other, reduces noise generated during high speed movement, and allows easily removal and addition of links.
    Type: Application
    Filed: March 24, 2003
    Publication date: October 2, 2003
    Inventors: Kazuhiro Tsutsumi, Shoichiro Komiya
  • Publication number: 20030177754
    Abstract: To provide a link bodies-connected cable drag chain, in which even in a case where a long flexible body C such as a cable, a hose or the like is incorporated a roller, which protects the flexible body, can be easily detached from the link bodies. The cable drag chain of the present invention is formed by articulately connecting a plurality of link bodies each having a pair of plates 22. Between the pair of plates 22 is rotatably provided a roller 24, which protects the flexible body. In the plate 22 is formed a through-hole 25 larger than the outer diameter of the roller 24, and to this through-hole 25 is detachably fit-secured a plug, which protects the dislodgement of the roller 24. When this plug 27 is removed the roller 24 can be easily detached from the through-hole 25.
    Type: Application
    Filed: March 6, 2003
    Publication date: September 25, 2003
    Inventors: Toru Wada, Akihiko Utaki, Kazunori Nakayama, Masaaki Ikeda, Shoichiro Komiya, Takayuki Matsuda
  • Patent number: 6615573
    Abstract: An energy drag chain is provided for guiding tubes, cables or the like between two points or connection that can be moved relative to each other. The drag chain comprises a plurality of chain members hinged to one another, each having two lateral flat links and cross members inter-linking the flat links. Such a drag chain provides a sound-damping which does not entail the deposit of dirt on the support or the guide channel, and which can be reliably installed and supplied in a pre-assembled state with a pre-manufactured system. At least in one chain section the chain members are provided with damping devices that comprise a relatively soft material and project on one side. The damping devices can be particularly configured as mushroom plugs.
    Type: Grant
    Filed: July 26, 2002
    Date of Patent: September 9, 2003
    Assignee: Igus Spritzgussteile fur die Industrie GmbH
    Inventor: Günter Blase
  • Patent number: 6612104
    Abstract: An energy guiding chain for guiding hoses, cables and the like has a number of chain links connected to one another in articulated fashion which are formed by parallel straps connected by cross-members. The energy guiding chain can be moved in such a way that it forms an upper strand, a lower strand and a deflection zone connecting the two, where the upper strand rests on the lower strand. In order that the upper strand can be moved lying on the lower strand with the least possible power and low wear, and the chain is of the simplest possible design, at least some of the chain links of the upper strand and/or the lower strand are provided with rollers that can roll on running surfaces provided on the chain links of the opposite strand when the energy guiding chain travels.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: September 2, 2003
    Assignee: Igus Spritzgussteile fur die Industrie GmbH
    Inventor: Günter Blase
  • Patent number: 6609684
    Abstract: An adjustable cable management trough member and assembly. The assembly including first and second trough members having sidewalls extending from a base to define a U-shaped trough for receiving at least one telecommunications cable. The first trough member having a male end which is received by a female end of the second trough member. The trough members include slide posts and retention slots which engage each other to allow the trough members to be angled relative to each other in a first direction. The trough members also include a guide member and a guide slot which engage each other to allow the trough members to be angled relative to each other in a second direction. The first and second trough members may be identical.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: August 26, 2003
    Assignee: ADC Telecommunications, Inc.
    Inventors: John T. Van Scoy, Alex Watts, Wayne Giesen
  • Publication number: 20030136456
    Abstract: The invention concerns an energy guide chain for guiding hoses, cables or lines comprising chain links (2) each consisting of two link plates (3) and at least one crossbar (8) connecting the link plates, wherein link plates (3) of adjacent chain links (2) have pivot regions comprising mutually corresponding pivot pins (4) and openings (5) for receiving the pivot pins, by means of which the chain links (2) are pivotably interconnected, and wherein the link plates (3) of adjacent chain links (2) have mutually overlapping overlap regions (21, 22), forming lines (6, 7) of link plates, and wherein at least one link plate (3) is provided with a region (15, 20) of weakened material, which permits a variation in length of the link plate line (7) beyond the play which occurs in the pivot region (4, 5) in all directions of the link plate (3). In order to permit improved straight-ahead movement of the chain the material-weakened region (15, 20) is in the form of an elastically deformable region of the link plate (3).
    Type: Application
    Filed: December 2, 2002
    Publication date: July 24, 2003
    Inventor: Frank Blase
  • Patent number: 6578350
    Abstract: An energy guiding chain comprises chain links that are open at the end face and connected to one another in articulated fashion, each of which comprises two side elements connected by at least one cross-member and has a connector in the areas adjacent to the end faces for articulated connection to a chain link adjacent to the end face about an axis transverse to the longitudinal direction of the chain. In order to simplify the insertion of, and access to, the lines inside the chain, at least one chain link is provided, whose side elements are connected by a cross-member (center web) located roughly in the middle and which have openable cross-members (outside webs) on the outside.
    Type: Grant
    Filed: October 19, 2001
    Date of Patent: June 17, 2003
    Assignee: Igus Spritzgussteile für die Industrie GmbH
    Inventors: Frank Blase, Dirk Mönikes
  • Patent number: 6550233
    Abstract: Energy guiding chains serve to guide cables, hoses and the like from one connection point to another, at least one of the two connection points being movable, the energy guiding chain having a plurality of plastic chain links that are, or can be connected to one another in articulated fashion, each of which includes two side straps and two cross-members, where at least one of the cross-members is connected to the side straps in detachable fashion and a snap mechanism is provided, which interacts with a snap ridge provided on each end of the cross-member. In order to also make it possible for the snap mechanism to be easily released by hand, it is designed as an elastic hook, which is located in the center of the cross-member when the respective cross-member is mounted and protrudes beyond the outside surface of the cross-member, so that is accessible by hand. In the area in front of the hook, the outside surface of the cross-member has a grip extending from the snap ridge towards the center of the chain link.
    Type: Grant
    Filed: October 18, 2001
    Date of Patent: April 22, 2003
    Assignee: Igus Spritzgussteile für die Industrie GmbH
    Inventor: Günter Blase
  • Patent number: 6550232
    Abstract: An energy line guide chain for running lines between a stationary and a movable connection, with jointed chain links of plastic, which define each a channel section extending in the direction of the energy line guide chain. Each chain link comprises opposite link plates extending in spaced relationship in a longitudinal direction of the energy line guide chain. The link plates are interconnected by at least one crosspiece. Each link plate comprises a joint body (6) and a joint receiver (7), which extend substantially crosswise to the longitudinal direction of the energy line guide chain. The joint body (6) of a link plate engages the joint receiver (7) of an adjacent link plate. Between the partially overlapping link plates of two adjacent chain links, a clearance is provided. The joint body (6) comprises two diametrically opposite outer surface areas (19). The joint receiver (7) has two diametrically opposite inner surface areas (18).
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: April 22, 2003
    Assignee: Kabelschlepp GmbH
    Inventors: Stephan Raymond Achs, Herbert Wehler, Willibald Weber
  • Patent number: 6516602
    Abstract: A flexible support and guide device includes a movable cable holder wound around a pair of pulleys rotatably supported on opposite ends of a support rod. The cable holder is comprised of a looped belt trained around the pulleys, and a pair of flexible tubes carried on an outer circumferential surface of the belt with ends of the tubes confronting each other mutually, the tubes accommodating within them cables. The cable holder has a movable end formed jointly by one pair of mutually confronting ends of the two tubes for enabling connection of the cables to a mobile machine or a movable machine part, and a fixed end formed jointly by the other pair of mutually confronting ends of the tubes for enabling connection of the cables to a fixed external power source.
    Type: Grant
    Filed: May 1, 2001
    Date of Patent: February 11, 2003
    Assignee: Tsubakimoto Chain Co.
    Inventors: Toshimitsu Sakai, Michiya Hashino, Shoichiro Komiya, Takayuki Matsuda, Michiyo Mizumoto
  • Patent number: 6510682
    Abstract: A cable drag chain includes a plurality of ring-like inner links pined together at front and rear ends thereof. Each of the inner links has opposite end faces serving as stopper surfaces engageable with the stopper surfaces of the adjacent inner links to limit the angle of pivotal movement between the adjacent inner links. A ring-like outer link is detachably mounted to a joint portion between two adjacent inner links and surround the joint portion so as to close a space formed between the two adjacent inner links.
    Type: Grant
    Filed: September 13, 2001
    Date of Patent: January 28, 2003
    Assignee: Tsubakimoto Chain Co.
    Inventors: Shoichiro Komiya, Takayuki Matsuda, Michiyo Mizumoto
  • Publication number: 20030008740
    Abstract: A guide channel for energy guiding chains, which can be mounted on a base structure, has parallel, lateral guide elements extending in the longitudinal direction of the guide channel, between which an energy guiding chain can rest, and bottom guide elements, on which the lower strand of the energy guiding chain can rest. In order to simplify manufacture and assembly, as well as to reduce the transport volume, of a guide channel of this kind, the lateral and/or bottom guide elements are designed as profile rods (2, 3), and mounting elements (4), which can be mounted on the base structure, are provided, on which the profile rods (2, 3) can be mounted in such a way that they have a section (9) protruding into the inside of the guide channel (1), by means of which the energy guiding chain can be laterally guided and on which the lower strand can rest.
    Type: Application
    Filed: August 27, 2002
    Publication date: January 9, 2003
    Applicant: IGUS Spritzgussteile fur die Industrie GmbH
    Inventor: Michael Jonas
  • Publication number: 20030000198
    Abstract: An energy guiding chain for guiding hoses, cables or the like has numerous chain links (2), connected to one another in articulated fashion. Each chain link has opposing straps (3) with inside and outside lateral surfaces as well as narrow surfaces perpendicular to the lateral surfaces and essentially parallel to the longitudinal direction of the chain. At least some of the chain links have at least one cross-member (4a, 4b) connecting the opposing straps. The articulated joint includes joint elements (8) which extend between adjacent straps. The joint elements are elastically deformable in the bending direction of the chain links (1), and extend at least partially, preferably entirely, between the inside and outside lateral surfaces of the straps (3). The joint elements (8) can be located in laterally open recesses in the straps. In this manner, the energy guiding chain can travel to form a lower strand (7), a deflection zone (6) and an upper strand (5).
    Type: Application
    Filed: April 15, 2002
    Publication date: January 2, 2003
    Applicant: Igus Spritzgussteile fur die Industrie GmbH
    Inventors: Andreas Hermey, Frank Blase, Gunter Blase, Thilo Jaeker
  • Patent number: 6481195
    Abstract: The invention relates to an energy transmission chain for guiding tubes, cables or the like between two connecting points with variable vertical distance. The chain comprises links with two lateral parts that can be interconnected by means of at least one transverse pin. The adjacent links of the chain can pivot in relation to each other in an articulated manner on a plane forming a curved area. In order to provide an energy, transmission chain that can be inserted in-between the two vertically variable connecting points while preventing the energy transmission chain from sagging below the lower connecting point when its position is moved vertically upwards, the links of the chain are interspaced forming areas with opposite radii of curvature. Substantially rigid areas are provided in-between the U-bending areas of the energy transmission chain. The rigid areas can be configured in such a way that opposite lateral articulated areas of a pair of adjacent links can be U-bent in the opposite direction.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: November 19, 2002
    Assignee: Igus Spritzgussteile für die Industrie GmbH
    Inventor: Günter Blase
  • Patent number: 6463728
    Abstract: A cable guide and trough device for preventing the over-bending of cables, fibers, and/or wires generally comprises a plurality of links each having a base and a pair of opposing sidewalls defining a passageway for guiding the cables. The links are connected at pivots located at the ends of the links to permit rotation of the links about an axis perpendicular to the base. This rotation is limited by the abutment of the respective sidewalls of adjacently connected links. Preferably, the sidewalls are bowed into the passageway so that a substantially smooth inner curve is achieved when the device is fully flexed.
    Type: Grant
    Filed: August 23, 2000
    Date of Patent: October 15, 2002
    Assignee: Avaya Technology Corp.
    Inventor: Bassel Daoud
  • Patent number: 6459037
    Abstract: A line guiding arrangement for supporting at least one energy line, which is composed of a generally rectangular line receiving channel 1 that includes a base wall portion 2, a cover portion 3, and side wall portions 4, 5. The line receiving channel 1 is subdivided by transverse separations 6 into a plurality of segments 9, 10 that are tiltable relative to one another. The transverse separations 6 extend through the cover portion 3, and they continue in the side wall portions 4, 5 to at least the vicinity of the base wall portion 2. Also, the transverse separations are configured to define at least one recess 11 in one of the adjacent segments and a projection 12 in the other segment which engages within the recess 11. The flexural and torsional rigidity of the channel is thereby improved.
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: October 1, 2002
    Assignee: Kabelschlepp GmbH
    Inventors: Roland Muller, Wolfgang Richter
  • Publication number: 20020124548
    Abstract: An energy guiding chain for guiding hoses, cables and the like has a number of chain links connected to one another in articulated fashion which are formed by parallel straps connected by cross-members. The energy guiding chain can be moved in such a way that it forms an upper strand, a lower strand and a deflection zone connecting the two, where the upper strand rests on the lower strand. In order that the upper strand can be moved lying on the lower strand with the least possible power and low wear, and the chain is of the simplest possible design, at least some of the chain links of the upper strand and/or the lower strand are provided with rollers that can roll on running surfaces provided on the chain links of the opposite strand when the energy guiding chain travels.
    Type: Application
    Filed: September 20, 2001
    Publication date: September 12, 2002
    Applicant: Igus Spritzgussteile fur die Industrie GmbH
    Inventor: Gunter Blase
  • Patent number: 6448498
    Abstract: A flexible raceway arrangement for routing power and/or communication cabling to a work area. The raceway arrangement includes an elongate support member which mounts thereon a plurality of raceway covers arranged along the support member in side-by-side relation with one another to define an elongate raceway run. The individual side covers are pivotably openable to provide access to cabling within the interior thereof.
    Type: Grant
    Filed: May 2, 2000
    Date of Patent: September 10, 2002
    Assignee: Haworth, Inc.
    Inventors: Steven Jay King, Charles J. Saylor, X. Shawn Yu, Clifford Wayne Nelson, Robert Clare Wayner, Barry Lee Andersen, David E. Emery
  • Publication number: 20020108365
    Abstract: An energy guiding chain comprises chain links that are open at the end face and connected to one another in articulated fashion, each of which comprises two side elements connected by at least one cross-member and has a connector in the areas adjacent to the end faces for articulated connection to a chain link adjacent to the end face about an axis transverse to the longitudinal direction of the chain. In order to simplify the insertion of, and access to, the lines inside the chain, at least one chain link is provided, whose side elements are connected by a cross-member (center web) located roughly in the middle and which have openable cross-members (outside webs) on the outside.
    Type: Application
    Filed: October 19, 2001
    Publication date: August 15, 2002
    Applicant: Igus Spritzgussteile fur die Industrie GmbH
    Inventors: Frank Blase, Dirk Monikes
  • Patent number: 6425238
    Abstract: An energy guiding chain for guiding hoses, cables and the like has a number of chain links connected to one another in articulated fashion which are formed by parallel straps connected by cross-members. The energy guiding chain can be moved in such a way that it forms an upper strand, a lower strand and a deflection zone connecting the two, where the upper strand rests on the lower strand. In order that the upper strand can be moved lying on the lower strand with the least possible power and low wear, and the chain is of the simplest possible design, at least some of the chain links of the upper strand and/or the lower strand are provided with rollers that can roll on running surfaces provided on the chain links of the opposite strand when the energy guiding chain travels.
    Type: Grant
    Filed: October 30, 2000
    Date of Patent: July 30, 2002
    Assignee: Igus Spritzgussteile für die Industrie GmbH
    Inventor: Günter Blase
  • Publication number: 20020095930
    Abstract: Several methods of forming links for use with the creation of rope chains is disclosed, whereby the outer peripheries of such links are contoured prior to assembly into rope chains. In one embodiment, the wire used in the formation of intertwinable links is contoured and then cut into individual, pre-contoured links. In another embodiment, the outer periphery of non-contoured links are individually contoured prior to the intertwining of such links to form actual rope chains. In another embodiment, individual links are collectively contoured, preferably after arrangement on a support such as a mandril. Such contouring can be accomplished by hand, machine or the like.
    Type: Application
    Filed: March 27, 2002
    Publication date: July 25, 2002
    Inventors: David Rosenwasser, Avraham Moshe Rosenwasser
  • Patent number: 6416022
    Abstract: An arrangement of cable-holder chain, in particular for telescopic units, combinable with a telescopic unit (12) for containing and guiding flexible pipelines and the like, wherein it is provided that the cable-holder chain (11) has a fixed point (13), integral with a fixed element (14) of the telescopic unit (12) and a mobile point (16) integral with a mobile element (15, 19) of the telescopic unit (12), wherein the cable-holder chain (11) is fastened to the fixed point (13) so as to extend backwards to the fixed element (14) and bend forward to the mobile point (16) of the mobile element (15, 19).
    Type: Grant
    Filed: July 14, 2000
    Date of Patent: July 9, 2002
    Assignee: Kabelschlepp Italia S.r.l.
    Inventor: Gilberto Crespi
  • Patent number: 6408888
    Abstract: A modular energy conducting guide chain, which is composed of a plurality of serially arranged and interconnected guide elements. A terminal mounting element is joined at one or both ends of the interconnected guide elements, and a hollow guide section is connected to the terminal mounting element. The guide elements each comprise a generally tubular body which is composed of first and second guide sections which have the configuration of a segment of a sphere, and an intermediate joint section which may be flexible. To couple the adjacent guide elements in the chain, the first spherical guide section of one of the adjacent guide elements is positioned to overlie the second spherical guide section of the other of the adjacent guide elements, so as to permit relative rotation therebetween.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: June 25, 2002
    Assignee: Kabelschlepp GmbH
    Inventors: Jürgen Bäumer, Herbert Wehler, Werner Eul
  • Patent number: 6387002
    Abstract: An energy guiding chain is provided for guiding cables and hoses from a fixed location to a movable connection point. It is made of a plurality of chain straps (1a,1b) in a single strand. Each strap has a pair of joint sections with one joint section of each strap overlapping a joint section of an adjacent strap and being connected thereto by a pivot joint. Adjacent strap can be angled relative to one another with the joint axes (3a) of at least some chain straps (1a) intersecting each other and some chain straps (1b) having parallel joint axes (3b). Some of the chain straps (1a,1b) are provided with support frames for accommodating the cables and hoses.
    Type: Grant
    Filed: September 20, 1999
    Date of Patent: May 14, 2002
    Assignee: Igus Spritzgubteile fur die Industrie GmbH
    Inventor: Blase Gunter
  • Patent number: 6374589
    Abstract: An energy supply chain for guiding conduits such as cables, hoses or the like between a stationary and a movable connection point or between two connection points which are movable relative to each other comprises a plurality of hingedly interconnected chain link members forming a space for receiving the conduits extending therethrough. The chain includes at least one bar which is resilient about its longitudinal axis and which extends in the longitudinal direction of the chain, more particularly in the receiving space thereof. Upon pivotal movement of the chain link members relative to each other the bar produces return forces which oppose the pivotal movement.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: April 23, 2002
    Assignee: Igus Spritzgussteile fur die Industrie GmbH
    Inventors: Carsten Kunert, Andreas Hermey, Guenter Blase
  • Patent number: 6371876
    Abstract: In an energy guiding chain (1) for guiding cables, hoses and the like between two connection points, with several chain straps which are connected to one another via upper and lower cross-members in detachable fashion and assembled in two parallel strands, and which overlap one another and can be angled, there are alternating chain storage (2) designed as inner straps (3) with inner overlap areas (5) and as outer straps (4) with outer overlap areas (5) in each chain strand. The angling of the chain straps (2) relative to one another is restricted by stops (8, 9, 12, 13) located in the overlap areas (5). The curvature of the chain (1) is defined by the position of the stops (8, 9, 12, 13).
    Type: Grant
    Filed: December 20, 1999
    Date of Patent: April 16, 2002
    Assignee: Igus SpritzguBteile fur die Industrie GmbH
    Inventor: Gunter Blase
  • Patent number: 6367238
    Abstract: Energy guiding chain (1) for housing and guiding ducts (2) between a fixed base (3) and a mobile driver (4). Said chain comprises two parallel plate-link lines consisting of platelinks (5) which are opposite to each other in a cross-wise direction and connected by means of transverse links (7). Those plate-links (5) of each plate-link line which are directly adjacent have overlapping joint areas so that they can be pivoted in relation to each other in the direction of bending of the chain. At least in an area of the chain adjacent to the driver (4), the chain links (7a, 7b, 7c, 7d, 7e, 7f, 7g) are linked to each other in a traction-stable manner in several sections by means of at least one element (6) which is substantially non-extendible in the longitudinal direction of the chain and flexible in the direction of bending of the chain. The invention aims to ensure that the chain functions reliably especially in hot and humid environments.
    Type: Grant
    Filed: November 2, 2000
    Date of Patent: April 9, 2002
    Assignee: Igus Spritzgussteile für die Industrie GmbH
    Inventor: Kurt Fischer
  • Publication number: 20020029555
    Abstract: A cable drag chain includes a plurality of ring-like inner links pined together at front and rear ends thereof. Each of the inner links has opposite end faces serving as stopper surfaces engageable with the stopper surfaces of the adjacent inner links to limit the angle of pivotal movement between the adjacent inner links. A ring-like outer link is detachably mounted to a joint portion between two adjacent inner links and surround the joint portion so as to close a space formed between the two adjacent inner links.
    Type: Application
    Filed: September 13, 2001
    Publication date: March 14, 2002
    Inventors: Shoichiro Komiya, Takayuki Matsuda, Michiyo Mizumoto
  • Patent number: 6354070
    Abstract: The invention relates to a cable guide (1) for guiding cables or lines in a guide channel (3a), having a continuous, elongated sliding strip (2), which can be arranged to form a lower strand, a deflection zone and an upper strand guided on the lower strand in sliding fashion, where one end of the cable guide can be connected to a stationary unit and the other end to a reciprocating unit. In order to design a cable guide which can be put to flexible use with regard to the cables to be guided, it is proposed that the guide channel (3a) be constructed of numerous guide links (3) which can pivot relative to one another and which are arranged on the side of the sliding strip (2) facing away from the opposite strand and mounted on the sliding strip (2) in detachable fashion. In one configuration, the guide links (3) are provided with stops (21) to limit the pivoting angle of adjacent sections of the sliding strip (2), also limiting the movement of the guide links (3) perpendicular to their pivoting plane. (FIG.
    Type: Grant
    Filed: December 17, 1999
    Date of Patent: March 12, 2002
    Assignee: Igus Spritzussteile für die Industrie GmbH
    Inventor: Günter Blase
  • Patent number: 6349534
    Abstract: A composite cable carrier for supporting flexible cable, hoses or other conduit is made of two parallel chains of metal side links that are pivotally joined end to end. The links are connected by snap-on nylon retainer clips, rivets or pins, and the chains are joined laterally by snap-on nylon cross-bars. Stop posts of outer plates extend into slots of inner plates from both sides, with sharp 90° inside and outside corners for improved load handling ability. Integrally formed straps may be provided for added strength of the stop posts, and the straps are oriented along radials of the link pivot. The metal-nylon composite carrier is strong but light-weight, having a high load capacity so that it can be used in applications with heavy cables and/or long unsupported spans.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: February 26, 2002
    Assignee: A&A Manufacturing Co., Inc.
    Inventors: Mark A. Zanolla, James D. O'Rourke, Bart C. Bohne
  • Patent number: 6321524
    Abstract: For the collective routing of bundles of wires, it is known to use partly open tubes composed of mutually outwardly-flexible, partly cylindrical elements which are slotted to enable the insertion of wires herein. Known configuration have certain disadvantages which are overcome by the invention, in that use is made of alternating modular elements of two completely different types, i.e. stiff wire-holding elements (2) with a core part (6) having radially-extending wing parts and shield-plate parts (8, 10), and intermediate distance elements (4) in the form of flexible rod parts for releasable assembly with the ends of said core parts (6). There is hereby achieved a tubular structure which is flexible in all directions in a non-jangling manner and which can freely be lengthened or shortened.
    Type: Grant
    Filed: November 15, 1999
    Date of Patent: November 27, 2001
    Inventor: Karsten Bro
  • Patent number: 6318063
    Abstract: A cable drag chain includes a plurality of link members connected together end to end in a bendable manner. Each of the link members is molded of synthetic resin and includes a pair of opposed left and right side plates, and upper and lower connecting plates connecting upper and lower edges, respectively, of the left and right side plates. The upper connecting plate has one end made contiguous to one of the side plates via a resiliently deformable hinge portion, the other end of the upper connecting plate being formed with a locking portion releasably engaged with a portion of the other side plate. The hinge portion has a circular recess formed in a central portion of an outside surface thereof and hence is reduced in cross-sectional area at the recessed central portion, so that the upper connecting plate has a tendency to resiliently flex at the recessed central portion in a given direction when the upper connecting plate is forced to move from an erected released position to a recumbent assembled position.
    Type: Grant
    Filed: October 19, 2000
    Date of Patent: November 20, 2001
    Assignee: Tsubakimoto Chain Co.
    Inventors: Shoichiro Komiya, Takayuki Matsuda
  • Patent number: 6270258
    Abstract: A guide trough for energy management chains which has parallel, oblong side sections, and one energy management chain can be positioned therebetween in the longitudinal direction. Fittings such as slide rails are secured to the inside of the side sections. The side sections (1) have at least one cross-member 2 which points obliquely up and protrudes into the guide trough. A holding member (6) also protruding obliquely on a fitting (3, 4, 5) can be mounted on a cross-member and, assisted by the cross-member 2 fixes the fitting (3, 4, 5) to the side section (1).
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: August 7, 2001
    Assignee: Igus SpritzguBteile fur die Industrie GmbH
    Inventor: Gunter Blase
  • Patent number: 6226973
    Abstract: An energy supply line guiding chain that comprises flexibly interconnected chain links. The energy supply line guiding chain has a channel (6) that extends in the axial direction of the energy supply line guiding cable for receiving supply lines. The channel (6) is defined by chain links (2, 3, 4, and 5). Each chain link (2, 3, 4, and 5) has an opening (7, 8, 9, 10) that terminates in channel (6). The opening (7, 8, 9, 10) is defined by at least one cross bar (11; 12a, 12b; 13a, 13b; 14a, 14b). The openings (7, 8, 9, 10) of adjacent chain links (2, 3, 4, 5) are offset substantially transversely to the axial direction of the energy supply line guiding chain (1). Preferably, the energy supply line guiding chain (1) has a repeating sequence of links (16) with at least two adjacent chain links (2, 3, 4, 5) with openings (7, 8, 9, 10) offset relative to one another.
    Type: Grant
    Filed: May 3, 1999
    Date of Patent: May 8, 2001
    Assignee: Kabelschlepp GmbH
    Inventor: Herbert Wehler
  • Patent number: 6178732
    Abstract: The invention relates to a kit having a plurality of kit components for a chain link (54) which can be adapted to a plurality of situations of use and which has two chain side plates (54, 55), with the following kit components: Separating bodies (46) with edge portions (3) and partitions (47) which can be secured to two adjacent separating bodies (46) by securing elements which at least partially embrace a holding portion (14) of the separating bodies (46). The kit may also have transverse portions (56, 57) provided with a holding region, to which the separating bodies (46) are releasably securable.
    Type: Grant
    Filed: April 28, 1999
    Date of Patent: January 30, 2001
    Assignee: Kabelschlepp GmbH
    Inventor: Willibald Weber
  • Patent number: 6176072
    Abstract: The subject matter of the invention relates to a chain link of plastic, which is made in one piece from two opposite, spaced-apart chain side plates (1, 2) and a plate (3). The plate (3) comprises at least one profiled groove (8) extending substantially parallel to a chain link (1, 2). The profiled groove (8) is adapted for receiving a partition (6), which has in its one end section an engaging member (9) that is shaped to correspond with profiled groove (8).
    Type: Grant
    Filed: July 30, 1999
    Date of Patent: January 23, 2001
    Assignee: Kabelschlepp GmbH
    Inventor: Willibald Weber
  • Patent number: 6173560
    Abstract: A chain link for an energy conducting guide chain which comprises two spaced apart and parallel side plates (2) which are connected together by at least one transverse portion. Each chain side plate (2) has a pivotal connecting portion (5) and a receiving means (7) for the pivotal connecting portion. The chain side plate also has an abutment (9). The chain link comprises a first plastic material. In the chain link according to the invention it is proposed that it has at least one region with an insert (13, 15) which forms at least a part of a surface of the chain link. The insert (13, 15) comprises at least one second plastic material which is different from the first plastic material of the chain link. The insert (13, 15) is connected to the chain side plate (2) by way of connecting elements (14, 17) in accordance with the two-component injection procedure.
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: January 16, 2001
    Assignee: Kabelschlepp GmbH
    Inventor: Willibald Weber
  • Patent number: 6170249
    Abstract: An energy guiding chain is disclosed for accommodating cables and hoses. The chain has laterally spaced parallel side-plates (1) with upper and lower cross-members (2,3). A cross-sectional space for said cables and hoses is defined by the side-plates and the upper and lower edges of the side-plates. The cross-sectional space is expanded by at least one of the cross-members being detachably mounted on the side-plates by connector parts (7). The cross-member is a bracket including bracket body (2) and a mounting member (6) at each free end of the body with a mounting member connector-part (8) for engagement by connector parts (7) which are engageable by movement of the mounting member connector-part in the lateral direction toward a plate connector part.
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: January 9, 2001
    Assignee: Igus Spritzgubbteile fur die Industrie GmbH
    Inventors: Gunter Blase, Kurt Fischer
  • Patent number: 6167689
    Abstract: A chain link used in fabricating a flexible energy guide chain for supporting energy conduits from a fixed attachment point to a moveable consuming load. The chain link is composed of two parallel side plates and a base plate interconnecting the side plates so as to form a U-shaped passage for the conduits. A cover is pivotally mounted to one of the side plates by a hinge connection which permits pivotal movement between a first stable position wherein the passage is open and a second stable position wherein the passage is closed. The hinge exerts a spring force which resists movement of the cover from either of its stable positions toward the other stable position.
    Type: Grant
    Filed: September 13, 1999
    Date of Patent: January 2, 2001
    Assignee: Kabelschlepp GmbH
    Inventors: Klaus Heidrich, Lorenz Klein, Willibald Weber, Herbert Wehler