Class 267/273 - Torsion

Subclass of Class 267 - Spring devices
Definition: Spring device wherein the spring element is subjected to
No. of patents: 118
Last issue date: 11/24/2009

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Number	Title	Issue Date
7621513	Stabilizer bar lateral retainer collar An anti-shift collar prevents lateral movement of a stabilizer bar assembly. The anti-shift collar is mounted to a fully formed stabilizer bar and then crimped to a central segment of the stabilizer bar at the desired position and is locked to the central segment th...	11/24/2009
7591453	Stabilizer and a method of manufacturing the same A stabilizer (1) used in a vehicle is provided by a tubular element (2) with a middle section (3) and two end sections (4a and 4b), where the end sections (4a and 4b) is bent at an angle re...	09/22/2009
7500660	Vehicle stabilizer for high stress To provide a vehicle stabilizer for high stress in which fatigue life of a bending portion can be prolonged and which can exhibit excellent durability. A configuration of a bending portion 16, to which a maximum stress is applied and which is the most fragile...	03/10/2009
7410113	Modular torsion bar A seatbelt retractor is disclosed. The seatbelt retractor has a frame, a spindle, a seatbelt webbing and torsion bar. The frame is attached to a structure of a road vehicle. The spindle is rotatably supported by the frame. The seatbelt webbing is wound about the spi...	08/12/2008
7344102	Method and apparatus for variable tension cord recoil and tethered user interface Variable tension is applied to a cord as it is drawn from a spool. More tension is applied to the cord as more cord is drawn preventing impulse stress. Cord used to attach user interface device for receiving input and presenting information. ...	03/18/2008
7318593	Stabilizer bar and bushing assembly A stabilizer bar assembly for a vehicle suspension system is disclosed. The stabilizer bar assembly has a stabilizer bar that is provided with an annular ring. The annular ring is either formed as an upset or assembled to the stabilizer bar. A bushing having a groov...	01/15/2008
7229098	Frame rail torsion attenuator The present invention provides a torsion attenuator for a vehicle frame having first and second longitudinal frame rails extending substantially parallel to a longitudinal axis. A torsion attenuator in accordance with one embodiment of the present invention includes...	06/12/2007
7159434	Method of manufacturing torsion bar for vehicle steering device and torsion bar A method of manufacturing a torsion bar includes a first shaping step of reducing a diameter of a round bar steel material according to cold drawing work so as to have a hardness including an inside through a surface layer of 320 or more to 450 or less by Vickers ha...	01/09/2007
7140661	Torsion device A torsion device for facilitating opening and closing a gate attached to a support. The device broadly includes a first section, a second section, and a coupling section. The second section includes an angled portion and a contact portion. The angled portion is oper...	11/28/2006
7096993	Steering mechanism In a steering mechanism for a motor vehicle having a steering wheel with a steering shaft connected to a steering gear arrangement, the steering shaft comprises a first vibration damping element for accommodating and attenuating vibrations with relatively low amplit...	08/29/2006
7052025	Apparatus for preloading a torsion bar An apparatus for preloading a torsion bar includes an adjuster arm that is adapted to be attached to and extend radially from a torsion bar and includes a free end with an involute surface formed thereon. An adjustment nut is adapted to be rigidly attached to a supp...	05/30/2006
7044458	Stabilizer bar An automotive suspension stabilizer bar includes a fiber-reinforced composite rod having sets of fibers oriented at 0°, +45°, and −45° with respect to the longitudinal axis of the rod. Each end of the rod is secured to a respective light metal arm by first posi...	05/16/2006
7028998	Stabilizer bar A composite support comprising, a composite tube that is provided with an outer diameter and includes a first fiber layer including a resin and glass fibers that have been wound around a mandrel, a second fiber layer including glass fibers that have been wound aroun...	04/18/2006
7029017	Wheel suspension for a motor vehicle with a transverse leaf spring A wheel suspension with a transverse leaf spring (1a–1c) which is articulated at both ends on wheel carriers. The transverse leaf spring shaped symmetrically to the vehicle longitudinal axis (L) has a curved profile with a middle region...	04/18/2006
6945522	Multi-rate torsion bar independent suspension spring A torsion bar suspension assembly is provided that includes a control arm supported by a frame. The torsion bar extends along a longitudinal axis having a first end portion connected to the control arm and a second end portion engaging the frame. A contact arm is co...	09/20/2005
6942205	Spiral rolled laminated bushing A laminated bushing is formed from a metal sheet having resilient material disposed on one side by spirally winding the metal sheet about a longitudinal axis to form a spirally shaped cavity. The resilient material is disposed within the spirally shaped cavity and t...	09/13/2005
6631954	Vehicle seat including a pivoting back urged forwards by a torsion bar A vehicle seat has a back mounted to pivot on a seat proper by a locking mechanism, and urged forwards by a torsion bar formed by a metal wire which has two ends fixed respectively to the back and to the seat proper. The metal wire constituting the torsio...	10/14/2003
6616157	Twist-beam axle for motor vehicles A twist-beam axle for motor vehicles, includes two longitudinal control arms, and a transverse strut interconnecting the longitudinal control arms and having over a major portion of its length a doubled-walled cross section of V-shaped or U-shaped configu...	09/09/2003
6523842	Torsion suspension system An improved torsion suspension system designed to limit excessive side sway conditions with a popular torsion suspension system. The improved system uses a torsion shackle bracket that bolts to the second flanged shell half used on the existing torsion su...	02/25/2003
6520494	Anti-sway bar assembly A modular anti-sway bar assembly for heavy duty vehicles. The anti-sway bar has multiple components including a main torsion bar which is equipped at each end with a splined connecting surface. The splined ends of the main torsion bar allow it to be easil...	02/18/2003
6431531	Composite torsion bar A vehicle suspension assembly is provided that includes a vehicle frame. A suspension member is pivotally supported on a portion of the frame. A torsion bar having a longitudinal axis and first and second opposing ends is supported between the vehicle fra...	08/13/2002
6425576	Suspension arm bushing of vehicle A suspension arm busing having an outer pipe fixed to one end of a suspension arm, an inner pipe positioned within the outer pipe, and a cushion spring inserted between the outer pipe and the inner pipe and coupled to an inner surface of the outer pipe an...	07/30/2002
6412762	Suspension joint and torsion spring assembly An element forming a suspension joint and torsion spring, characterized in that it comprises an outer tubular sub-frame, an inner tubular sub-frame and an intermediate connecting sleeve made from an elastomer material which is joined without any possible ...	07/02/2002
6364297	Torsion bar anchor An improved torsion bar and socket system for a motor vehicle is provided. The socket includes a main hexagonal shaped opening having a plurality of scalloped openings extending therefrom. The socket includes a contact wall that defines a portion of the m...	04/02/2002
6341768	Structure of torsion shock absorber An improved torsion shock absorber has a curved clevis rocker arm and a solid rocker arm. Mounting holes are formed through one rounded end each of the rocker arms and bush holes through opposite rounded ends, each having symmetrical notches respectively ...	01/29/2002
6318710	Stabilizer bars with variable cross-sectional properties A stabilizer bar is provided having a varying cross-section along the length of the bar. In particular, the stabilizer bar includes a first cross-sectional area and a second cross-sectional area that is different than the first cross-sectional area. A fir...	11/20/2001
6311965	Stabilizer for motor vehicle Stabilizer (1) for motor vehicles which has a toroidal cross section, and which is formed of several stabilizer sections that, together, create a U-shape having a pair of U-legs (2) connected by a U-back (3) via arcuately shaped transitional shoulder area...	11/06/2001
6283463	Construction of torsion bar for tilting cabin of an automobile The present invention relates to a torsion bar for tilting the cabin of an automobile, particularly related to a torsion bar having a different number of serrations on its ends, which can improve the assembling work of the torsion and the tilting effect o...	09/04/2001
6241224	Torsion spring A torsion spring for connecting a first member and a second member that are aligned along a longitudinal axis and that rotate about that axis together. The torsion spring includes a first molded plastic end that mates with the first member, a second molde...	06/05/2001
6206392	Stabilizer bar apparatus for use in a vehicle suspension A stabilizer bar apparatus for use in a suspension of a motor vehicle includes a hollow tubular member (22) having first and second arms (24,26) disposed at opposite ends of a center section (28). The center section is adapted to be rotatably attached to ...	03/27/2001
6196530	Method of manufacturing stabilizer for motor vehicles Stabilizer (1) for motor vehicles which has a toroidal cross section, and which is formed of several stabilizer sections that, together, create a U-shape having a pair of U-legs (2) connected by a U-back (3) via arcuately shaped transitional shoulder area...	03/06/2001
6120046	Hydraulic torsional damper for a steering system A torsional damper significantly reduces vibrations in a steering system of a motor vehicle. The torsional damper (12) includes a housing (30) defining an interior (42) and flanges (34) for secure attachment to a structural member (28) of the motor vehicl...	09/19/2000
6102169	Adjustable torsion damper An adjustable torsion damper has a mount which is divided in the longitudinal direction thereof into two submounts made of a material conductive to magnetism. Located between the two submounts is a portion nonconductive to magnetism. The mount is provided...	08/15/2000
6047978	Wheel suspension by trailing arms and torsion beam assembled by welding with means for relieving weld seam from high stress In a wheel suspension of a vehicle such as an automobile assembled from a pair of trailing arms arranged to extend substantially longitudinally of the vehicle in a laterally symmetrical relationship thereto with each front end thereof being pivotably moun...	04/11/2000
6021864	Servo valve for power assisted steering gear A servo valve for a power assisted steering gear for producing an auxiliary steering force corresponding to twist between an input member and an output member which are connected to each other by a torsion bar is disclosed. There is provided a sleeve memb...	02/08/2000
5927737	Automotive vehicle with wheels suspended by torsion bars The invention relates to an automotive vehicle with a torsion bar suspension for wheels mounted at one end of a road arm the other end of which is permanently connected to one end of each of a pair of concentrically mounted internal and external torsion b...	07/27/1999
5885688	Steel reinforced filled polymer torque rod A steel reinforced filled polymer torque rod and method of making the same, is disclosed. The torque rod includes a stamped metal reinforcement plate having first and second bores therethrough which are surrounded by first and second annular flanges, resp...	03/23/1999
5851006	Torsional element for steering valves and spring characteristic improving process A torsion element (1) for a steering valve is provided. The torsion element (1) comprises a torsionally elastic rod member (2) having axially opposite first and second end areas (3, 4) which are rotatable relative to one another. The rod member (2) has a ...	12/22/1998
5810338	Longitudinally-divided torsion bar optimized for weight and stability A torsion bar has a torsion bar arm and a torsion bar back connected thereto in one piece. Successive longitudinal sections are provided with different cross-sections. Consequently, a permissible maximal tension is not exceeded at any point and a relative...	09/22/1998
5720475	Torsion damping device, especially for a motor vehicle A torsion damping device having comprising two coaxial parts (11A, 11B), one primary, one secondary, which are mounted for rotation of one with respect to the other against the action of circumferentially acting resilient member (12) and friction member (...	02/24/1998

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Class 267/273 - Torsion