Patents Assigned to TRW Automotive Safety Systems GmbH
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Publication number: 20190193772Abstract: An apparatus for heating a steering wheel and for detecting a steering wheel contact comprises a steering wheel armature (10) made from electrically conductive material and an electric heating conductor (12) arranged outside of the steering wheel armature (10). The apparatus further comprises a control and evaluation device (18) connected to the steering wheel armature (10) and the electric heating conductor (10) by means of which control and evaluation device the electric heating conductor (12) is repeatedly operated temporarily during a heating operation as a heating element for heating the steering wheel and temporarily during a measuring operation as a sensor element for detecting a steering wheel contact. The control and evaluation device (18) is configured so as to maintain the steering wheel armature (10) on a predetermined and especially constant potential at least during each measuring operation.Type: ApplicationFiled: July 6, 2017Publication date: June 27, 2019Applicant: TRW Automotive Safety Systems GmbHInventors: Guido Hirzmann, Alexander Lammers, Heinz Lefringhausen, Volker Mann
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Patent number: 10272871Abstract: The invention relates to an airbag module for a safety system for vehicle passengers, comprising an airbag, a gas generator (23) and a diffuser (10) with a dome section (11) and at least one retaining section which maintains the airbag in a compressed manner. Said retaining section comprises at least one securing opening in which at least one securing device, in particular a securing bolt, is received. Said securing opening (13) is arranged below the dome section (11).Type: GrantFiled: October 9, 2015Date of Patent: April 30, 2019Assignee: TRW Automotive Safety Systems GmbH & Co. KGInventors: Andreas Kienzner, Matthias Helmstetter
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Patent number: 9981628Abstract: A method for folding an airbag (10) provides that the airbag (10) is first folded in a zigzag manner, that a gas generator (14) and/or an airbag-retaining metal sheet is/are placed in the airbag (10), whereupon end portions of the airbag extend around the outer circumference of the gas generator (14) and/or of the airbag-retaining metal sheet toward each other in opposite directions up to a folding zone (26) from where the end portions are folded over outwards and are laid down in the opposite direction. Also disclosed is a corresponding airbag module.Type: GrantFiled: June 2, 2015Date of Patent: May 29, 2018Assignee: TRW Automotive Safety Systems GmbHInventor: Stefan Hepp
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Patent number: 9365177Abstract: A method for series production of a vehicle assembly, especially an interior assembly, including a vehicle-side support, especially a vehicle steering wheel (12), and a component to be fastened at the support, especially a horn module (14), wherein a module-side bearing unit (22) consisting of at least two bearing members (46, 50) is assigned to the component and/or a support-side bearing unit (24) consisting of at least two bearing members (26, 28) is assigned to the support, and wherein one of the bearing members (28, 50) of the respective bearing unit (22, 24) has a contact surface (34, 58) and the other one of the bearing members (26, 46) has at least one bearing surface (38, 54) includes the step of individually orientating the two bearing members (26, 28, 46, 50) of at least one bearing unit (22, 24) relative to each other as a function of the actual dimensions of the support installed and/or the component installed, fastening the two bearing members (26, 28, 46, 50) orientated relative to each other, aType: GrantFiled: September 14, 2012Date of Patent: June 14, 2016Assignee: TRW Automotive Safety Systems GmbHInventors: Stefan Bachmann, Ralph Frisch, Markus Haas, Matthias Helmstetter, Robert Mazuch, Erich Syndikus, Peter Schmid, Dominik Schutz, Rainer Winsel
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Patent number: 9333933Abstract: The invention relates to an airbag package (1) for an occupant restraint system of an automotive vehicle comprising a folded airbag (2) and clearances formed between the material of the airbag, wherein the airbag package (1) has a real package volume Vreal composed of the airbag volume VSack of the airbag (2) and the clearance volume Vfrei of the clearances. The invention excels by the fact that the ratio Vreal/VSack between the package volume Vreal and the airbag volume VSack is at most 3.2. The invention further relates to an occupant restraint system comprising such airbag package and to a method of manufacturing an airbag package.Type: GrantFiled: May 7, 2013Date of Patent: May 10, 2016Assignee: TRW Automotive Safety Systems GmbHInventors: Michael Kunkel, Klaus Freudenberger, Dieter Rumpf, Stefan Sapountzis, Stefan Hepp, Stefan Bachmann, Timm Herold
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Patent number: 8919812Abstract: A steering wheel for an automotive vehicle comprising an airbag module and a detachable snap-fit connection for fastening the airbag module to the steering wheel includes a detent pin that is positively embedded in the foamed steering wheel cover of the steering wheel.Type: GrantFiled: February 18, 2011Date of Patent: December 30, 2014Assignee: TRW Automotive Safety Systems GmbHInventor: Dominik Schütz
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Patent number: 8845838Abstract: A method for producing a steering wheel (10) including a multilayered decorative trim (16) comprises the following steps: providing a multilayered body composed of flat layers joined to each other, the body being bent transversely or perpendicular to the plane of the layers into a shape adapted to the geometry of a steering wheel body part (14), cutting off a thin arcuate decorative layer (26) from a lateral surface of the body, in particular essentially perpendicular to the bending axis, and adapting said decorative layer (26) to and applying it onto said steering wheel body part (14).Type: GrantFiled: November 17, 2009Date of Patent: September 30, 2014Assignee: TRW Automotive Safety Systems GmbHInventors: Robert Binder, Maik Adelberger, Norbert Zwiessler
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Publication number: 20140203539Abstract: A method for series production of a vehicle assembly, especially an interior assembly, including a vehicle-side support, especially a vehicle steering wheel (12), and a component to be fastened at the support, especially a horn module (14), wherein a module-side bearing unit (22) consisting of at least two bearing members (46, 50) is assigned to the component and/or a support-side bearing unit (24) consisting of at least two bearing members (26, 28) is assigned to the support, and wherein one of the bearing members (28, 50) of the respective bearing unit (22, 24) has a contact surface (34, 58) and the other one of the bearing members (26, 46) has at least one bearing surface (38, 54) includes the step of individually orientating the two bearing members (26, 28, 46, 50) of at least one bearing unit (22, 24) relative to each other as a function of the actual dimensions of the support installed and/or the component installed, fastening the two bearing members (26, 28, 46, 50) orientated relative to each other, aType: ApplicationFiled: September 14, 2012Publication date: July 24, 2014Applicant: TRW Automotive Safety Systems GmbHInventors: Stefan Bachmann, Ralph Frisch, Markus Haas, Matthias Helmstetter, Robert Mazuch, Erich Syndikus, Peter Schmid, Dominik Schutz, Rainer Winsel
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Patent number: 8641089Abstract: In an airbag module (100) for a vehicle steering wheel comprising an inflator (110) and a device (130) for vibration damping on which the inflator (110) is mounted to be oscillating as vibration damper mass the device (130) for vibration damping is configured at least to damp a first device-specific frequency and a second device-specific frequency, wherein different excitation directions are associated with the first and second device-specific frequencies.Type: GrantFiled: March 11, 2013Date of Patent: February 4, 2014Assignee: TRW Automotive Safety Systems GmbHInventors: Stefan Friedrich, Klaus Freudenberger, Michael Deckenhoff, Dirk Zimmermann, Ralf Krause
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Patent number: 8496265Abstract: An airbag module, especially for a vehicle occupant restraint system, includes an assembly of an inflator (16) having a mounting flange (32) and an inflator supporting member (18) for resilient support of the inflator (16). The inflator supporting member (18) includes a holding member (24) made of metal sheet and at least one mounting foot (26) arranged at the holding member (24) for connection to an inflator base (12). The holding member (24) and the mounting flange (32) are fixed to each other by plastic shaping of at least one of the two members.Type: GrantFiled: June 23, 2010Date of Patent: July 30, 2013Assignee: TRW Automotive Safety Systems GmbHInventor: Holger Staudt
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Patent number: 8382152Abstract: A horn module (12) in a vehicle steering wheel has at least one electronic horn sensor (20) including a trigger component (22) deflectable upon application of a horn operating force (F). At the trigger component (22) at least one strain gauge (24) is arranged by deflection of which a signal is produced.Type: GrantFiled: September 9, 2009Date of Patent: February 26, 2013Assignee: TRW Automotive Safety Systems GmbHInventors: Werner Radde, Ralph Frisch
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Patent number: 8231750Abstract: A method for covering a vehicle interior part with leather, particularly a vehicle steering wheel, includes the following steps: A leather piece being cut to size and having a front side, a rear side, and edges is provided with a thermoplastic layer on the rear side. The leather piece is fastened on the vehicle interior part by a high frequency welding process in a region of the thermoplastic layer.Type: GrantFiled: November 21, 2008Date of Patent: July 31, 2012Assignee: TRW Automotive Safety Systems GmbHInventor: Martin Kreuzer
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Patent number: 8210564Abstract: A vehicle interior decor element, in particular an air bag cover, comprising a front side (36) facing the vehicle interior and an opposite rear side (34), a cover (18) and a decorative element (20) which is provided at the cover (18), is visible from the front and is at least partly translucent. The decorative element (20) includes sections (24) between which the decorative element (20) has a gap (26) through which the cover (18) is accessible from the front side (36). The decorative element (20) extends with at least one portion (44) thereof towards the rear side (34) towards or into a cavity (42) which is formed in the cover (18) and in which an illuminant (50) for illuminating the decorative element (20) is accommodated.Type: GrantFiled: November 19, 2009Date of Patent: July 3, 2012Assignee: TRW Automotive Safety Systems GmbHInventors: Matthias Helmstetter, Reinhard Schulze
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Patent number: 8095270Abstract: In a vehicle safety system with a vehicle steering wheel, which has a steering wheel rim, and with at least one capacitive sensor which detects an alteration to an electric or electromagnetic field, the sensor is arranged in or on the steering wheel rim.Type: GrantFiled: June 16, 2004Date of Patent: January 10, 2012Assignee: TRW Automotive Safety Systems GmbHInventors: Hans-Juergen Bossler, Christian Bollinger, Guido Hirzmann, Heinz-Joerg Lefringhausen, Volker Stegmann
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Patent number: 7914037Abstract: A gas bag cover for a vehicle occupant restraint system has a plastic cap (12) with a front face (14) and a rear face (16) facing a gas bag (17), and a decorative element (18) provided on the front face (14). The decorative element (18) is welded to the plastic cap (12). Furthermore, a method of manufacturing such a gas bag cover (10) is described.Type: GrantFiled: November 20, 2007Date of Patent: March 29, 2011Assignee: TRW Automotive Safety Systems GmbHInventor: Reinhard Schulze
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Patent number: 7866858Abstract: An assembly for the illuminated display of a logo (12) in a motor vehicle includes a support (14) and at least one light source (24) which is arranged behind or adjacent to the support (14). The logo (12) can be represented by means of an emblem (10), particularly an opaque emblem.Type: GrantFiled: October 11, 2007Date of Patent: January 11, 2011Assignee: TRW Automotive Safety Systems GmbHInventor: Guido Hirzmann
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Patent number: 7867424Abstract: A method for the production of a steering wheel with a multi-colored foam surrounding includes the following steps: formation of a first foam surrounding (12) by surrounding a steering wheel skeleton in a first mold with a first foam, the first foam in solidified state having a first color; covering of particular regions of the first foam surrounding (12); and formation of a second foam surrounding (14) by introducing a second foam into a second mold, the second foam in solidified state having a second color different from the first color.Type: GrantFiled: April 15, 2005Date of Patent: January 11, 2011Assignee: TRW Automotive Safety Systems GmbHInventor: Martin Kreuzer
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Patent number: 7841616Abstract: A vehicle steering wheel being rotatable around a steering wheel axis (A), includes a steering wheel hub (38), a receiving part (12) configured as a separate, prefabricated component and an airbag module (13) with a generator carrier (10), the generator carrier (10) being inserted into the receiving part (12), the receiving part (12) and the generator carrier (10) being made of plastic. The invention also includes a vehicle steering wheel being rotatable around a steering wheel axis (A), having a steering wheel hub (38), a receiving part (12), and an airbag module (13) with a generator carrier (10), the generator carrier (10) being inserted into the receiving part (12).Type: GrantFiled: August 29, 2007Date of Patent: November 30, 2010Assignee: TRW Automotive Safety Systems GmbHInventor: Dominik Schuetz
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Patent number: 7784825Abstract: A vehicle steering wheel includes a gas bag module (16) and an immovably fastened component (18), in particular a shield, adjacent to the gas bag module (16). The vehicle steering wheel further includes at least one separate elastic positioning element (22) which establishes the position of the gas bag module (16) relative to the adjacent component.Type: GrantFiled: August 16, 2006Date of Patent: August 31, 2010Assignee: TRW Automotive Safety Systems GmbHInventor: Ralph Frisch
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Patent number: 7741581Abstract: A heatable steering wheel includes a steering wheel blank, a heating mat wrapped around the steering wheel blank, a first, visible hard sheathing whose surface is refinished after having been installed, a second, visible softer sheathing, both of the sheathings abutting each other in an abutting area, and a coupling element in the abutting area. The coupling element, as seen from the outside, has a depression and that, starting from the first sheathing, extends under the abutting area all the way to an abutting edge of the second sheathing. The heating mat extends continuously under the first sheathing and under the coupling element all the way to under the second sheathing.Type: GrantFiled: September 30, 2005Date of Patent: June 22, 2010Assignee: TRW Automotive Safety Systems GmbHInventors: Martin Kreuzer, Jan Isensee, Robert Binder, Christian Stricker