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TRW Automotive GmbH

TRW Automotive GmbH Patent applications
Patent application numberTitlePublished
20120111132Rack-And-Pinion Steering - The invention relates to a rack-and-pinion steering, including a toothed rack having a longitudinal axis, a toothed rack housing in which the toothed rack is guided for axial displacement between two end stops, and an end stop damping assembly which includes at least one stop ring and at least one elastic compression body, the compression body surrounding the toothed rack, and its spring/damping section having an axial length in a non-loaded condition. The stop ring has a continuously surrounding axial guide extension which is located radially inside in relation to the compression body and which has an axial length that is smaller than the axial length of the spring/damping section of the compression body.05-10-2012
20120107038Elastomeric Joint - The invention relates to an elastomeric joint, comprising a housing with a through-opening which extends axially along the longitudinal axis of the elastomeric joint, a pivot pin which extends through the through-opening of the housing, an elastomeric body which is fastened to the pivot pin and is arranged radially between the pivot pin and the housing, and with at least one supporting ring which is fastened to the elastomeric body on one end face of the through-opening, wherein a wire ring locks the supporting ring with respect to the housing, with the result that the pivot pin is held in the housing in an axially secured manner.05-03-2012
20120091679Active Chassis Stabilization System - The invention relates to an active chassis stabilization system including a hydraulic actuator, a pump for acting upon the actuator with a hydraulic pressure, a reservoir for receiving hydraulic fluid, and a return line for a fluid flow from the actuator to the reservoir. Provided in the return line is a check valve which blocks the fluid flow from the reservoir to the actuator and allows the fluid flow from the actuator to the reservoir as of a predeterminable return pressure.04-19-2012
20120029774Method of Detecting External Impacts in Vehicle Steering Systems - The invention relates to a method of detecting external impacts in vehicle steering systems (02-02-2012
20110170944METHOD FOR THE PRODUCTION OF A BALL JOINT, AND A BALL JOINT - The invention relates to a method for the production of a ball joint, in which a cover is electrically welded to a housing, the cover or the housing having at least one spacer which keeps the cover at an excessively great distance from the housing before welding, and in which then the current flowing during welding is controlled or regulated in such a way that the at least one spacer melts by a predetermined amount so that the cover is mounted in a prestressed manner on the housing. The invention further relates to a ball joint with a housing, a link pin, a bearing box and a cover which braces the bearing box in the housing, the cover being provided with at least one spacer which is welded electrically to the housing so that its height has reduced to a predetermined extent.07-14-2011
20100187797ACTUATOR SUBASSEMBLY - The invention relates to an actuator subassembly (07-29-2010
20090304541GEAR PUMP, ESPECIALLY FOR A POWER STEERING SYSTEM - The invention relates to a gear pump, especially for a power steering system, having a housing, a first cover and a second cover, the first cover being integrated into the housing.12-10-2009
20090172947Method for Manufacturing a Bearing Shell Assembly, and Bearing Shell Assembly for a Ball Joint - A method for manufacturing a bearing shell assembly for a ball joint includes the following steps: a) a bearing shell having a plastic extension is produced; b) a spring element is arranged in a region of the plastic extension; and c) the spring element is fastened to the bearing shell by deformation of the plastic extension. The invention further relates to a bearing shell assembly for a ball joint, including a bearing shell and a spring element, the spring element being non-detachably connected with the bearing shell.07-09-2009
20090171534Method for Active Actuation of a Servo Valve Assembly - A method for active actuation of a servo valve assembly in an electrohydraulic vehicle steering system includes the following method steps: 07-02-2009
20090125188Method of Determining an Assist Torque Set-Point Value for an Electric Motor Driven Power Steering System - A method of determining an assist torque set-point value for an electric motor driven power steering system that is a function of a steering torque, a vehicle speed and an angular velocity of the steering system motor.05-14-2009
20090084996SERVO VALVE - A servo valve for a hydraulic power steering system includes a valve shaft that is rotatable about a valve axis, a valve sleeve that cooperates with and may be rotated in relation to the valve shaft, and a closure member for a valve return port. The closure member is movable between a first end position, in which it closes a flow cross-section of the valve return port at least partially, and a second end position, in which it substantially clears the flow cross-section of the valve return port. The closure member is urged towards one of the end positions by the supply pressure applied on a valve supply port by a hydraulic fluid.04-02-2009
20080279618Ball-And-Socket Joint - A ball-and-socket joint, especially for tie rods and steering rods of utility vehicles, has a housing, a ball pivot with an essentially spherical bearing section that is mounted in the housing, a cover that is installed on the housing, and a spring element that has a support section and a spring section. The spring section lies radially outside of the support section and the spring element rests on the cover and on the bearing section.11-13-2008

Patent applications by TRW Automotive GmbH