Patents Assigned to Igus Spritzgussteile für die Industrie GmbH
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Patent number: 6902344Abstract: An angle joint for connecting two components in articulated fashion includes a joint ball, a cup at least partially surrounding the joint ball, and a liner positioned in the cup. The joint ball has a first mounting element for mounting the joint ball on a first component, while the cup has a second mounting element for mounting the cup to a second component. The second mounting element is rotatable about a preferred axis at least through an angular range, and is pivotal relative to the second mounting element. The liner has a nest with a nest opening for receiving the joint ball, at least one sliding surface for slidable mounting of the joint ball, first integrally molded form-fit elements for securing the liner in the cup, and second integrally molded form-fit elements for securing the joint ball inside the liner.Type: GrantFiled: April 23, 2002Date of Patent: June 7, 2005Assignee: Igus Spritzgussteile für die Industrie GmbHInventors: Martin Raak, Gerhard Baus, Frank Blase
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Patent number: 6880974Abstract: A linear guide comprises a linear guide comprises a rail having a plurality of running tracks, a carriage having at least one sliding element positioned opposite at least one of the running tracks, and an adjuster positioned between the at least one sliding element and the carriage. The sliding element has an inclined surface that faces away from the at least one running track and extends at an angle with respect to a travel direction of the carriage. The inclined surface has a plurality of first steps. The adjuster is shiftable in the travel direction and has an adjuster surface with a plurality of second steps that rest in shiftable fashion against the plurality of first steps. The adjuster is biased in a biasing direction against the sliding element such that the second plurality of steps can slide over the first plurality of steps as the sliding element moves in the travel direction.Type: GrantFiled: April 22, 2002Date of Patent: April 19, 2005Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Horst Moshammer
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Patent number: 6852052Abstract: 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 an energy guide chain can rest.Type: GrantFiled: August 27, 2002Date of Patent: February 8, 2005Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Michael Jonas
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Patent number: 6745555Abstract: 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: GrantFiled: April 15, 2002Date of Patent: June 8, 2004Assignee: Igus Spritzgussteile für die Industrie GmbHInventors: Andreas Hermey, Frank Blase, Günter Blase, Thilo Jaeker
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Patent number: 6578350Abstract: 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: GrantFiled: October 19, 2001Date of Patent: June 17, 2003Assignee: Igus Spritzgussteile für die Industrie GmbHInventors: Frank Blase, Dirk Mönikes
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Patent number: 6550233Abstract: 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: GrantFiled: October 18, 2001Date of Patent: April 22, 2003Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Günter Blase
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Patent number: 6536063Abstract: In a guide channel structure, for instance for an energy transmission chain, designed for fastening on a substructure which, as on a crane with pivotable jib, for example, displays a stationary section and a section pivotable about a first axis of rotation (8), a stationary structural element (6) for fastening on the stationary section of the substructure and a movable structural element (7) for fastening on the pivotable section of the substructure are provided, as well as an intermediate structural element (9) located between the two structural elements (6, 7), which is connected to the movable structural element (7) in a manner permitting pivoting about a second axis of rotation (10), where the parts are coupled by a control device in such a way that, when pivoting the substructure, the movable structural element (7) and the intermediate structural element (9) move past each other.Type: GrantFiled: April 18, 2000Date of Patent: March 25, 2003Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Günter Blase
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Patent number: 6481195Abstract: 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: GrantFiled: November 27, 2000Date of Patent: November 19, 2002Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Günter Blase
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Patent number: 6427980Abstract: A cable guide is provided for guiding lines or cables in a guide channel, the guide preferably having a continuous, elongated slide strip, which can be disposed in a curved orientation to form opposite upper and lower strands and a deflection zone between them. The cable guide has a plurality of guide links that can pivot relative to one another and are preferably arranged on the side of the slide strip facing away from the opposite strand and mounted on the slide strip in detachable fashion. In order to improve a generic cable guide such that it has a longer service life and less noise emission, elements are provided, in addition to any existing slide strip, that absorb the tensile forces acting in the longitudinal direction of the cable guide when it is in essentially extended position. The tensile force-absorbing elements are preferably designed as positive locking elements, e.g., in the form of projections protruding into the pivoting plane and corresponding recesses arranged on adjacent guide links.Type: GrantFiled: June 28, 2001Date of Patent: August 6, 2002Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Günter Blase
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Patent number: 6425238Abstract: 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: GrantFiled: October 30, 2000Date of Patent: July 30, 2002Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Günter Blase
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Patent number: 6367238Abstract: 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: GrantFiled: November 2, 2000Date of Patent: April 9, 2002Assignee: Igus Spritzgussteile für die Industrie GmbHInventor: Kurt Fischer
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Patent number: 6190277Abstract: A energy transmission chain for guiding hoses, cables and the like between two connection points includes chain links each having two side elements connected by cross-members. The side elements of adjacent chain links have overlapping sections and are joined to rotate around a pivot in one plane. Energy transmission chains with high lateral stability, which do not sag, particularly when installed in a lateral position, and which are simple and inexpensive to manufacture are frequently desired. This is the case if the moveable consumer connected to the energy transmission chain is traversed in a horizontal plane. Thus, at least one of the respective adjacent side elements (1) has at least one guide groove (7) extending parallel to the plane of rotation. The side element adjacent to this element engages one of the guide grooves over the entire angle of rotation by a guide element (8) extending parallel to the plane of rotation.Type: GrantFiled: November 5, 1999Date of Patent: February 20, 2001Assignee: Igus Spritzgussteile für Die Industrie GmbHInventor: Gunter Blase