Patents Assigned to Igus GmbH
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Patent number: 11189995Abstract: A connecting arrangement having connecting elements for connecting two adjacent members of a line guiding device, comprising members which are connected together in a row in the longitudinal direction. The members each have two side wall segments which are arranged spaced in the transverse direction and delimit a receiving space. The side wall segments in the installation position are respectively connected by way of a connecting element to the associated side wall segment of the respectively adjacent member. To simplify the structure, production and assembly and for easier cleaning of the line guiding device it is provided that the connecting elements provided for connecting the side wall segments of two adjacent members are connected together at a mutual spacing by way of a transverse member with the formation of a base unit of the connecting arrangement.Type: GrantFiled: August 11, 2017Date of Patent: November 30, 2021Assignee: IGUS GMBHInventors: Andreas Hermey, Karl Oskar Lapiere
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Patent number: 11156310Abstract: A line guide device for lines like for example cables, hoses or the like, in particular for a clean room application, which has a flexible sheath. The sheath is designed in the manner of a corrugated tube and has a corrugated profile for the purposes of flexibility. The sheath has an asymmetric bending characteristic in relation to curvature about the direction-changing axis and to opposite curvature such that the permitted bending sag is considerably less than the desired curvature. There is proposed a particular configuration of shell portions for constructing the sheath, in particular in respect of the corrugated profiles and the fixing of the shell portions. A further aspect concerns a supporting skeleton for a corrugated tube.Type: GrantFiled: March 17, 2020Date of Patent: October 26, 2021Assignee: IGUS GMBHInventors: Dominik Barten, Andreas Hermey, Thilo-Alexander Jaeker
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Patent number: 11143270Abstract: The invention concerns an active line guide like for example an energy guiding chain with detection of deterioration. An apparatus for detection of deterioration in a critical region of at least one portion of the line guide is in the form of a radio circuit and is distinguished by a transponder and at least one detector element which cooperates with the transponder and which is so arranged that the detector element changes the behaviour of the transponder at a predetermined amount of deterioration wear in the critical region. In that way a change due to wear, for example due to abrasion wear, cracking and/or fatigue breakage, can be detected wirelessly, that is to say in contact-less fashion. A corresponding system and a method as well as a detection module for original fitment or retro-fitment to an active line guide having a function for detection of deterioration are proposed. A radio circuit is also disclosed for particularly reliable detection of deterioration.Type: GrantFiled: January 27, 2017Date of Patent: October 12, 2021Assignee: IGUS GMBHInventors: Andreas Hermey, Dominik Barten, Thilo-Alexander Jaeker, Konstantin Schmer
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Publication number: 20210310548Abstract: In a spindle gear mechanism (1) having a spindle component (2) with a spindle thread (21) which has a pitch which alters over a longitudinal axis of the spindle component (2), and having a threaded component (3) which engages in the spindle thread (21), wherein the two components (2; 3) can be displaced relative to one another in relation to the longitudinal axis (1) of the spindle component (2), provision is made, for the purpose of straightforward production capability and suitability for a large number of applications, for the threaded component (3) to have at least one freely movable threaded element (4) which engages in the spindle thread (21) and, during operation, adapts automatically to the pitch of the spindle thread (21).Type: ApplicationFiled: October 4, 2019Publication date: October 7, 2021Applicant: igus GmbHInventors: Stefan Niermann, Sebastian Polle
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Patent number: 11047212Abstract: The invention relates to an arrangement for the cable supply of a movable consumer, in particular in vertical applications, such as for example a drilling rig or the like. A main energy guide chain (10) guides at least one cable between a first connection point (6) and a second connection point (7) that is movable relative thereto, wherein said second connection point is moved between a first end position (4) and a second end position (5) of the consumer. According to the invention, a displaceable carriage (20) with an additional auxiliary energy guide chain (14) is provided for guiding the at least one cable between a third connection point (8) on the displaceable carriage and a stationary fourth connection point (9). This allows a retraction of the main energy guide chain (10) between an operating position and a parking position.Type: GrantFiled: June 28, 2018Date of Patent: June 29, 2021Assignee: IGUS GMBHInventors: Frank Schloegel, Tim Schneebeck
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Publication number: 20210151973Abstract: An energy guiding chain (1) includes at least one detection unit (10, 20, 30, 40, 50, 120) for detecting wear on at least one chain link. The detection unit (10, 20, 30, 40, 50, 120) according to one embodiment includes a first electric component (11, 41, 51, 121) on a first chain link and a second electric component (12, 42, 52, 122), which is provided on an adjacent second chain link connected to the first chain link in an articulated manner. The first and second electric components interact in a contactless manner, for example in an inductive, magnetic, or capacitive manner, in order to change the coupling in the event of radial and/or axial play in the joint connection between the chain links due to wear.Type: ApplicationFiled: January 18, 2019Publication date: May 20, 2021Applicant: igus GmbHInventors: Richard Habering, Sebastian Krista, Konstantin Schmer
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Publication number: 20210107765Abstract: The invention relates to a modular rotary feed-through (1, 2) for circular movements across a limited rotational angle of one or multiple lines such as cables, hoses, or the like between two connecting points (A, B) which are rotatable relative to one another about a rotational axis. Therein, the line(s) is/are guided in an uninterrupted manner, i.e., without slip rings, rotary couplings or the like. The rotary feed-through (1, 2) has a first winding core (11a, 11) which is rotatable about the rotational axis (R) and which has a first energy guide chain (12a, 12) which winds and unwinds in a spiraling manner, correspondingly to a planar spiral. According to the invention, at least one second winding core (11b, 11) is provided axially adjacent, coaxial and rotatable about the rotational axis (R) relative to the first winding core (11a, 11), which second winding core (11b, 11) is equipped with a second energy guide chain (12b, 12).Type: ApplicationFiled: April 3, 2019Publication date: April 15, 2021Applicant: igus GmbHInventor: Georg Theiß
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Patent number: 10862290Abstract: The invention concerns line guide devices, for example energy guide chains (31, 51), having a movement sensor. An aspect concerns a movement sensor (10; 20) including a bearing having a first component, for example a guide (11; 21) of a linear bearing, and a second component moveable relative thereto, for example a longitudinally displaceable slider (12; 22), and at least one pick-up (13, 14; 23, 24) whose output signal depends on the relative position of both components. The movement sensor (10; 20) can be arranged with the first component at the connecting location to be supplied and with the second component at the moveable end of the line guide device, or vice-versa. A further aspect concerns an apparatus (30; 40) for winding up and unwinding a line guide device. A rotatable drum (32; 42) for winding up and unwinding the line guide device has a drum drive (38; 48). A sensor unit (35; 45) is arranged at the load-side end region (52B) of the line guide device, for detecting a movement parameter.Type: GrantFiled: February 1, 2016Date of Patent: December 8, 2020Assignee: igus GmbHInventors: Andreas Hermey, Georg Theiss, Thilo-Alexander Jaeker, Philip Howold
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Publication number: 20200355242Abstract: The invention relates to a chain link for an energy guide chain for guiding cables and the like, comprising chain links which are connected in an articulated manner. The chain link has two link plates, which are laterally spaced from each other and which have narrow sides, and at least one pivotal transverse web, which connects the link plates together in an articulated manner and which can be converted into a closed position that connects the link plates together and into an open position that at least partly releases the link plate intermediate space. At least one pivotally designed end region of the transverse web can be secured to the link plate in a latching manner.Type: ApplicationFiled: April 21, 2017Publication date: November 12, 2020Applicant: igus GmbHInventors: Jörg DOMMNIK, Stefan STRACK, Thilo-Alexander JAEKER, Andreas HERMEY
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Patent number: 10786897Abstract: A robot arm comprising at least two arm joints which are pivotally connected together and which are driven directly. The aim of the invention is to reduce the energy required to move the parts when pivoting the arm joint and allow an uncomplicated adaptation of the robot arm to changed use conditions. This is achieved in that at least one of the two arm joints has a motor part and a joint part, wherein the two parts are arranged in a mutually spaced manner via a spacer part, and the other arm joint is arranged so as to engage with the spacer part of the arm joint such that the position can be changed relative to the arm joint.Type: GrantFiled: March 8, 2017Date of Patent: September 29, 2020Assignee: IGUS GMBHInventors: Martin Raak, Felix Berger
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Patent number: 10723594Abstract: Coupling unit for coupling a freely movable device into an energy chain system which is connected to a coupling carriage that is movable parallel to the displacement path of the device, wherein the coupling unit has a first plug part which is able to be connected to the device in a flexible and tension-resistant manner and which is able to be connected to a second plug part arranged on the coupling carriage, wherein the coupling unit is able to be extended in the direction of the coupling carriage, wherein the coupling carriage has a guide unit by way of which a vertically displaceable strut arranged on the device is able to be raised with the first plug part, and wherein, when the coupling carriage stops in a predetermined position relative to the device the strut drops into a receptacle of the coupling carriage and surrounds the latter, wherein the two plug parts are positioned horizontally and vertically with respect to one another.Type: GrantFiled: July 14, 2016Date of Patent: July 28, 2020Assignee: IGUS GMBHInventors: Andreas Hermey, Philip Howold
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Patent number: 10693285Abstract: The invention relates to a guide device, in particular for a cable chain, comprising laterally opposite guiding walls for guiding the top part and/or the bottom part of the cable carrier, which are formed from wall elements interconnected from the area of the front-sided end. Said wall elements are made from a single piece of plastic, and they comprise, in the area of the front-sided ends, first securing means made of one piece which enable said elements to be fixed in a positive and/or non-positive fit to a directly adjacent wall element such that a separation therefrom and pivoting counter to is prevented in any direction.Type: GrantFiled: July 1, 2015Date of Patent: June 23, 2020Assignee: IGUS GMBHInventor: Thilo-Alexander Jaeker
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Patent number: 10622793Abstract: An energy chain for cables, which chain comprises chain links, of which at least a section of said chain links has side plates that are parallel to one another and has transverse connecting pieces that connect the side plates, wherein the majority of the guided cables run inside the chain links in a longitudinal direction, while at least one further cable is arranged outside the chain links and is supported by holding elements provided on the energy chain. Receptacles are attached on one side of the energy chain on the outer surfaces of at least some of the side plates in the region between each pair of pivot axes, in which receptacles the holding elements for the at least one further cable can be inserted along a plane that runs parallel to the side plates.Type: GrantFiled: March 16, 2016Date of Patent: April 14, 2020Assignee: IGUS GMBHInventor: Stefan Strack
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Patent number: 10591089Abstract: The invention concerns a line guide device (100 . . . 1100) for lines like for example cables, hoses or the like, in particular for a clean room application, which has a flexible sheath (210 . . . 610). The sheath (210 . . . 1100) is designed in the manner of a corrugated tube and has a corrugated profile for the purposes of flexibility. The sheath (210 . . . 1100) has an asymmetric bending characteristic in relation to curvature about the direction-changing axis and to opposite curvature such that the permitted bending sag is considerably less than the desired curvature. According to an aspect there is proposed a particular configuration of shell portions (331, 332; 1031, 1032; 1201, 1202) for constructing the sheath, in particular in respect of the corrugated profiles and the fixing of the shell portions (1201, 1202). A further aspect concerns a supporting skeleton (440; 540; 640; 940) for a corrugated tube.Type: GrantFiled: September 18, 2015Date of Patent: March 17, 2020Assignee: IGUS GMBHInventors: Dominik Barten, Andreas Hermey, Thilo-Alexander Jaeker
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Patent number: 10584746Abstract: A linear guide which is of a simple structure and which can be easily fitted, having self-adjusting play reduction. It includes a slider with slide surfaces and a rail with guide surfaces, wherein the slider is guided with its slide surfaces adapted to the guide slide surfaces in a slidingly displaceable reciprocating relationship in a displacement direction at the guide surfaces of the rail. The self-adjusting play reduction of the linear guide has at least one adjusting element which according to the invention has a slide surface forming a portion of one of the slide surfaces of the slider.Type: GrantFiled: September 21, 2016Date of Patent: March 10, 2020Assignee: IGUS GMBHInventor: Horst Moshammer
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Patent number: 10570993Abstract: A chain link for a handling chain and to the handling chain. The handling chain has a body consisting of a plurality of chain links, which adjoin each other in the longitudinal direction of the handling chain, wherein the chain links are connected to each other in the adjoining connection regions thereof in such a way that, in each case, the chain links can be pivoted about a first pivot axis extending in the transverse direction. The chain link is designed to form a hinge-joint connection with the joint partner, wherein the chain link has at least one connection region designed as a first connection region, said connection region being designed in such a way that the hinge-joint connection enables at least one further relative motion of the joint partners in addition to the pivoting about the first pivot axis.Type: GrantFiled: February 1, 2016Date of Patent: February 25, 2020Assignee: IGUS GMBHInventors: Frank Blase, Georg Theiss
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Patent number: 10378610Abstract: In a cable routing device having a cable carrier and a guiding device for the cable carrier, wherein the cable carrier has a first strand connected to a first connector and a second strand connected to a second connector, which are connected to one another via a rerouting area, and the guiding device having a contact area for the stationary contact of at least one part of one of the strand is provided for a secure contact of the corresponding part of the strand with the contact area and for preventing sliding friction, the cable carrier having at least one magnet, and the contact area having a ferromagnetic or ferrimagnetic material, wherein the magnet interacts with the contact area in a predetermined positioning area of the cable carrier relative to the guiding device such that the strand having the magnet adheres to the contact area with a predetermined magnetic attractive force.Type: GrantFiled: August 10, 2015Date of Patent: August 13, 2019Assignee: IGUS GMBHInventor: Thilo-Alexander Jaeker
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Patent number: 10294084Abstract: A system for automatically docking a container stacker crane, in particular a RTG, to a movable supply, having a docking device with a transverse advancer unit and an extendable extension arm of which an end portion can be advanced transversely to the movable supply and connects thereto. An energy guiding chain with an entrainment member serves as a movable supply. A mechanical coupling is proposed with a coupling piece on the end portion and a coupling counterpart on the entrainment member. The entrainment member floatingly supports the coupling counterpart with transverse play. A plug connector on said end portion cooperates with a socket on the entrainment member. The mechanical coupling has a coupling piece configured as a funnel and a cooperating coupling counterpart configured as coupling head. The coupling head includes at least one extension, which cooperates with the funnel and/or a locking bolt for securing perpendicular to the longitudinal direction.Type: GrantFiled: February 4, 2015Date of Patent: May 21, 2019Assignee: IGUS GMBHInventors: Andreas Hermey, Dominik Barten, Philip Howold
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Patent number: 10247328Abstract: The invention relates to a guide system for supply lines for a handling device, particularly for a robot, having a guide base, a deflecting element guided along a linear travel path by the guide base, and a chain-like, hose-like or belt-like strand, where the deflecting element can travel along the travel path, from a retracted position into an extended position, by means of a tensile force acting on the strand and against a restoring force, the restoring force being generated by a restoring device located on or in the guide base. The restoring device displays at least one elastic cord or elastic belt that is guided around a deflecting device located on or in the guide base, adjacent to the retracted position of the deflecting element, and, adjoining it, a first section that is connected to the deflecting element, and a second section that is connected to the guide base. The invention furthermore relates to a handling device, particularly robot, having a guide system of this kind.Type: GrantFiled: March 25, 2015Date of Patent: April 2, 2019Assignee: IGUS GMBHInventors: Thilo-Alexander Jaeker, Ralf Steeger
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Patent number: 10175124Abstract: The invention relates to a monitoring system for tractive and compressive forces in a power track chain (1) for protected guidance of cables, hoses etc. The monitoring system comprises at least one force sensor (10, 90) for measuring a tractive or compressive force transmitted between a driver (4) and a moveable end (3) of the power track chain, and an evaluation unit (12) for evaluating the measurement signals detected by the force sensor. The invention is characterized by the design and arrangement of the force sensor (10, 90). This force sensor is designed as a connecting member for attaching the moveable end (3) of the power track chain (1) on the driver (4) and comprises at least one web (32, 34, 92) extended substantially transversely to the direction of the tractive/compressive force. The web has at least one elastically deformable bending region (321, 322, 341, 342) with an associated sensor (621, 622, 641, 642) for measuring deformation produced by bending.Type: GrantFiled: April 19, 2013Date of Patent: January 8, 2019Assignee: IGUS GMBHInventors: Andreas Hermey, Thilo-Alexander Jaeker