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Class 267/154 - TORSION


Subclass of Class 267 - Spring devices
Definition: Spring device in which the spring element is a unitary member
No. of patents: 160
Last issue date: 12/21/2010


1        
NumberTitleIssue Date
7855820Oscillator device, optical deflector and optical instrument using the same
An oscillator device includes a supporting base plate, a torsion spring, and a movable member, wherein the movable member is supported by the torsion spring, for torsional oscillation relative to the supporting base plate about a torsional axis, wherein the torsion ...
12/21/2010
7766311Wireform locking device
A device for providing rotational and axial locking capability using a wireform with at least one wrap. The device requires very low actuation forces. The wireform can be constructed with end features that provide a specific tension such that when the device is enga...
08/03/2010
7527251Non-helical torsion spring system
A non-helical torsion spring system includes an arm to be connected to a load, such as a frame or chassis of a vehicle, and at least one ring to be connected to a moving member, such as a vehicle suspension member. Torsion elements, which may be disposed in concentr...
05/05/2009
7410113Modular 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
7316381Articulated bearing supports for laser resonators
In a bearing support (10) for a laser resonator, adjacent support sections (11a, 11b) are directly and undetachably connected to each other by an articulated deflectable joint (12). An additional vertical safety on the beari...
01/08/2008
7261287Vehicle having a suspension assembly with multiple torsion members which cooperatively provide suspension
A vehicle having a suspension assembly including a first torsion member connectable to a frame along a first axis and a second torsion member operatively coupled to the first torsion member along a second axis. A plurality of wheel arms are coupled to the second tor...
08/28/2007
7249757Brush type small motor having non-linear spring device
A spring device consists of a coil spring case formed of right, left, back and front side plates and a spring receiving plate, a coil spring having a liner spring property, and a spring urging member for urging the coil spring into the coil spring case. A distance b...
07/31/2007
7226056Electro-magnetic vehicle roll control system
A system is disclosed for controlling the roll of a motor vehicle. The system comprises a selective lock connected between an unsprung portion of the vehicle and a sprung portion of the vehicle. ...
06/05/2007
7223293Prosthesis set
Prosthesis set (1) for persons with amputated limbs/stumps (10) where the prosthesis set consists of an anchoring part (2) arranged internally in a remaining marrow bone (11) and an external prosthesis (7). The anchoring part (2...
05/29/2007
7192016Torsion spring assembling structure
A torsion spring assembling construction includes a base member including an engaging hole, a movable member rotatably supported at the base member and rotatable about an axis for defining a first position and a second position, a long hole formed at the movable mem...
03/20/2007
7188573Water jet propulsion watercraft
A water jet propulsion watercraft can be provided with: a supporting member that supports a straddle-type seat on a deck thereof. Steering handlebars can be disposed in front of the seat. A space can be formed between the seat and the deck directly underneath the se...
03/13/2007
7175112Fuel injection valve
A fuel injection valve for internal combustion engines, with a housing that contains a moving valve element whose movement counter to the elastic force of a spring element controls the fuel supply to the combustion chamber of the engine. The spring element has the f...
02/13/2007
7128191Actuator assembly
An actuator assembly includes an actuator, an output member, and a spring arrangement having at least one spiral return spring. The output member has a neutral position, a first actuated position, and a second actuated position. The neutral position is between the f...
10/31/2006
7112168Selectively dynamic exercise platform
Balancing equipment that provides a selectively dynamic platform for an individual thereon. The weight and movement of the individual causes the platform to tilt in any direction, thereby attempting to throw off the balance of the individual, causing the individual ...
09/26/2006
7093698Shock-absorbing device for a motorcycle
A shock-absorbing device for a motorcycle comprises a tubular cushion made of soft materials and a cover body made of hard materials. The shock-absorbing device is mounted on the middle section of a motorcycle handlebar, whereby the recoil force by a bumpy road on t...
08/22/2006
7063388Spring chair (cushion) structure
A spring chair (cushion) structure in which the spring chair (cushion) structure, elastic body, flexile rods have sufficient pliancy and, furthermore, are slanted at equal intervals apart such that they conjoin two frame members into a single structural entity. When...
06/20/2006
7052025Apparatus 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
7048271Sheet separator for an automatic document feeder
A sheet separator for an automatic document feeder of the invention is capable of separating an outmost sheet from a stack. The separator includes a separating roller driven by a driving device, a friction roller, a first shaft, and a force-applying mechanism for pu...
05/23/2006
7044458Stabilizer 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
7040482Bearing life extender for conveyor type rollers
Rollers used on conveyors and inside the zinc-pot of a steel-sheet galvanizing line are usually driven by friction between the roller and the belt or sheet. Such rollers operating in high temperature furnaces or in a hot zinc pot of a steel galvanizing line often ha...
05/09/2006
7028998Stabilizer 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
7017200Convertible furniture
A convertible furniture assembly having a bed frame pivotally coupled to a frame assembly. The bed frame is pivotally moveable between an upright position and a lowered position. A counterbalance member is coupled to the bed frame and adapted for counterbalancing th...
03/28/2006
7014604Paper machine roll cover
A paper machine roll cover surface layer has a mixture of an elastomeric material and HDPE particles. The HDPE particles have surface modification to improve roll cover performance. ...
03/21/2006
6997446Spring member for rotational action
The rotational spring includes a base member which is in the form of a ring and includes elements for fixedly attaching it to a body of an appliance, such as a power toothbrush, which includes a drive element such as a drive shaft portion of a motor. Also included i...
02/14/2006
6963472Flexural pivot for rotary disc drive actuator
The present invention provides for a flexural pivot that can be fitted within a cavity of an actuator. The pivot includes a first member that can be coupled to the wall defining the cavity and a second member that can be mounted to the disc drive housing component o...
11/08/2005
6948706Clockspring with integral strain relief
A clockspring with a housing that includes a stationary member having a first wall and a hub member rotatably coupled to the stationary member having a second wall. A flat cable is wound between the first and second walls. The flat cable has opposite first and secon...
09/27/2005
6948748Door handle spring assembly
A door handle spring assembly for biasing a catch releasably coupling a door handle to a sleeve. The spring assembly includes a first arm engaged with the catch, a second arm extending outwardly from the sleeve, and a loop portion formed between the first and second...
09/27/2005
6931691Wiper spring
Wiper spring is made of a length of spring wire having hook-like end portions at opposite ends. One of the end portions is shaped to slide over the drive arm of a vehicle wiper assembly from one side. The other end portion is shaped to hook over the wiper arm of the...
08/23/2005
6929273Fastener
A method and structure for installing an automotive suspension member is herein disclosed. A fastener used to couple a link member includes a head, a shaft extending from the head and a self-holding mechanism that prevents rotation of the fastener when it is engaged...
08/16/2005
6917957Method and apparatus for performing modular division using counters
One embodiment of the present invention provides a system that performs modular division. This system contains a number of registers, including: a register A that is initialized with a value X; a register U that is initialized with a value Y; a register B that is in...
07/12/2005
6827343Torsion device of an exoprosthesis
The invention relates to a torsion device of an exoprosthesis system, with a proximal part (1) which, counter to the action of a resilient torsion element, can be turned in positive and negative directions of rotation (5, 6) in relation to a distal par...
12/07/2004
6766755Hydraulic activated spreader arm aperture generation system
A spreader arm aperture generation system for use with a towed array is provided. The spreader arm aperture generation system broadly comprises a plurality of lines and a plurality of hydraulically activated, inflatable tubes for generating horizontal and vertical s...
07/27/2004
6631954Vehicle 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
6520494Anti-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
6474662Snowmobile ski suspension system
A snowmobile ski suspension system for increasing the overall performance and adjustability of a snowmobile front suspension. The snowmobile ski suspension system includes a collar member attached to the chassis of the snowmobile, a torsion spring attache...
11/05/2002
6446484Method to vary bend radius while forming a stabilizer bar
A method of varying the bend radius while forming a stabilizer bar is achieved by varying the radius of the forming tool over which the stabilizer bar is bent. The bend radius of the stabilizer bar is varied by changing the position and/or shape of the fo...
09/10/2002
6431531Composite 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
6425576Suspension 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
6422791Riser to sleeve attachment for flexible keel joint
An attachment extends between an outer sleeve and an inner riser pipe where the pipe penetrates the keel of a platform. In one version, the attachment is a conically-shaped with a small diameter ring that engages the riser pipe and a large diameter ring t...
07/23/2002
6341768Structure 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
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