U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 188/196F - Torsional spring


Subclass of Class 188 - Brakes
No. of patents: 37
Last issue date: 02/27/2007


NumberTitleIssue Date
7182184Disk brake comprising an electric motor-driven wear adjusting system
A disk brake apparatus with a readily- releasable wear adjuster, including a brake caliper which overlaps a brake disk, a tensioning device for tensioning brake pads and an adjusting system for compensating for brake pad wear, where the adjusting system includes at ...
02/27/2007
7150344Actuator and slack adjuster
A fluid operated brake actuator is provided composed of a common housing, a shaft rotatable within the housing, the shaft being rotatable to engage and disengage a brake, a vane connected to the shaft, the vane being responsive to fluid pressure to rotate the shaft,...
12/19/2006
6973852Parking brake comprising mechanism for adjusting brake cable tension
The present invention relates to a parking brake lever of a vehicle. The parking brake comprises a supporting member adapted to be fixed to a frame of the vehicle and provided with a ratchet portion; a parking brake lever mounted on the supporting member and oscilla...
12/13/2005
6957793Contact support for a cycle safety device
A contact support suitable for mounting on a cycle brake control cable, the support comprising: a first portion which is fixed relative to the cycle frame, said fixed portion having a first contact surface; a second portion which is movable relative to the cycle fra...
10/25/2005
6920965Spot-type disc brake with a spring assembly for a brake pad
The present invention relates to a spot-type disc brake with a brake housing straddling a brake disc, with at least one brake pad that is arranged in the brake housing so as to be slidable in the actuating direction and cooperates tribologically with the brake disc ...
07/26/2005
6814189Adjusting device for a cable
An adjusting device for a cable of a hand-brake. When the hand-brake is disengaged, a tractive element configured as a threaded spindle that can be attached to the cable can be tightened on a spindle nut that surrounds the threaded spindle in relation to a housing b...
11/09/2004
6679356Brake caliper backdrive apparatus and method
The invention provides a brake caliper backdrive apparatus and method of backdriving a brake caliper. The apparatus includes a brake caliper, a motor including a shaft operably attached to the brake caliper and, a biasing member operably attached to the s...
01/20/2004
5628387Infinitely self-adjusting mechanical brake
An infinitely self-adjusting mechanical brake system which has a caliper housing and actuator assembly partially surrounding a brake disk for making small brake adjustments automatically. A brake disk pad adjacent to a mechanical brake is connected to a b...
05/13/1997
5494139Connection device with resilient return
A combination of a device connecting a yoke (1) and a caliper (2) of a sliding caliper disk-brake includes a key (7) engaged axially in housings of the yoke (1) and caliper (2). The key (7) and one of the housings (10) have non-circular cross-sections and...
02/27/1996
5480010Drum brake adjuster
A duo-servo drum brake (10) includes an application adjuster mechanism (50). The application adjuster mechanism (50) comprises a threaded member (51) anchored to one brake shoe end (34), a socket member (61) anchored to the other brake shoe end (32), an o...
01/02/1996
5327999Brake lever for an S-cam automotive drum brake
A brake lever for an S-cam brake has a worm wheel (3) engaging the S-cam shaft and a worm screw (4) meshing therewith. A clutch wheel (6) on the worm screw forms a clutch (8) therewith under the bias of a compression spring (9). A control movement is tran...
07/12/1994
5295561Device for automatically taking up play for a braking mechanism
Device for automatically taking up the play in a braking mechanism comprising a cylindrical piece (30) rotatably movable about its own axis (x--x'), of which the rotation over a fraction of a revolution is ensured by a control member (41) able to pivot al...
03/22/1994
5231887Device in a force actuator
A reciprocating axial movement of a drive member (18) in a force actuator is generated by a prestressed tool (17) of Terfenol material being exposed to a pulsating magnetic field. The reciprocating movement is transformed to an axial movement in an applic...
08/03/1993
5127315Brake motor subassembly and process for adjusting such a subassembly
A brake motor subassembly comprises a control piston (10) having an internal cavity delimited by a base wall (18) and, at the periphery, by a stepped bore (20, 22, 24) and having a mechanical actuating device acting on the control piston via an automatic ...
07/07/1992
5123505Automatic adjustment device for a mechanically actuated sliding saddle disk brake
A continuous automatic adjustment device for a mechanically actuated sliding saddle disk brake (1, 2, 3, 4, 5, 6) wherein the mechanically actuated device for moving the sliding saddle (1) vis-a-vis the brake disk (6) includes a diagonal-track spreading d...
06/23/1992
5101938Mechanical load brake with automatic adjustment
In a mechanical load brake for a hoist or other lifting device, a one-way device such as a helical wrap spring is fitted over the load brake shaft to automatically adjust for brake disc wear. A tang on the one-way device engages a drive hole in an input g...
04/07/1992
5058713Hydraulic drum brake assembly
In a hydraulic drum brake and parking brake assembly, when a hydraulic actuator is operated to engage an opposed pair of brake shoes with a brake drum after a predetermined amount of wear had occurred on the friction pads of the brake shoes, a torsion spr...
10/22/1991
4889007Adjusting device for a vehicle parking brake
An adjusting device for automatically compensating for cable strand elongation in a vehicle parking brake utilizes a rotatable disc cam having a circumferential edge which spirals radially out to effect a displacement of a cable yoke in a cable tensioning...
12/26/1989
4760895Electric actuators
A spring applied force actuator having an output member movable from a first position to a second output position, a first power spring by which can be generated on the output member an output force when the member is in its second position, first power m...
08/02/1988
4744286Brake motor subassembly
The brake motor subassembly with automatic play compensation limitation by way of a stepped pilot piston (20), comprising a first cylindrical peripheral surface of larger diameter (21) sliding in an inner bore (7) of the control piston (1) and a second cy...
05/17/1988
4742897Wheel cylinder with self-contained auto-adjuster
A self adjusting wheel cylinder for a drum brake including a brake drum and a brake shoe for exerting braking pressure on the drum with a shoe gap formed therebetween comprising a cylinder including an opening therein, hydraulic piston slidably mounted in...
05/10/1988
4595085Device for actuating a disc brake with automatic adjustment
The device incorporates a tubular bearing component (20) having an end portion inserted into the bottom (11) of the piston (1) and a portion projecting into the cavity (9) of the piston, the uni-directional clutch-spring (14) for the tapped sleeve (12) en...
06/17/1986
4566575Self-adjusting electromagnetic cone brake
An electromagnetic friction device for torque transmission including an input member and an output member. A mechanism for transmitting torque from the input member to the output member is provided. The torque transmitting mechanism includes an adjustable...
01/28/1986
4472161Tension providing mechanism
A first shaft is screwed with a second shaft. The first shaft is secured rotatively to a bearing through a spring and the second shaft is secured slidably to another bearing. A pushing force in a fixed direction is provided to the second shaft through the...
09/18/1984
4466802Tension providing mechanism
A tension providing mechanism including two shafts, one having an external screw and the other having an internal screw, the shafts being connected by engaging the screwed portions with each other. One of the shafts is supported for axial translation with...
08/21/1984
4440269Self adjusting parking brake
The parking brake cable is loaded and then maintained at a substantially constant tension force existing while the parking brake is not applied. This tension force maintains the parking brake in adjustment, permitting initiation of parking brake applicati...
04/03/1984
4326616Clutch system for a vehicle
A clutch actuation system for a vehicle, comprises a first assembly adapted to be driven from a stop position by an actuating force, and a second assembly, which is driven by the first assembly, and drives in a certain direction a driven member which move...
04/27/1982
4321986Brake actuators
A mechanical brake actuator comprises an output tappet (3) in screw-threaded engagement with a sleeve (7). In normal use, rotation of an operating member (17) by a rod or cable leads to axial advancement of the tappet (3) and sleeve (7) as a unit. Adjustm...
03/30/1982
4243124Automatic non-servo brake adjuster
An improved drum brake adjuster includes an adjustable strut with threadably engaged parts disposed between a pair of brake shoes to maintain a controlled spacing between the brake shoes. The adjuster includes an extendible member engaging one of the brak...
01/06/1981
4121696Disc brakes for vehicles
A disc brake assembly for a vehicle comprises a first inboard and a second outboard rotatable disc which are both relatively fixed and spaced axially. Superimposed friction pads for engagement with opposite faces of the discs are guided in a common drag-t...
10/24/1978
4113070Brake actuator
A brake actuator comprising: a piston-cylinder arrangement having a piston member and a cylinder member arranged for sliding motion relative to one another by fluid pressure medium; an elongate plunger longitudinally movable by one said member and compris...
09/12/1978
4071123Automatic adjusting device for a drum brake
A drum brake of the type comprising two brake shoes adapted to be spaced apart by a wheel cylinder. The distance between the ends of the shoes which cooperate with the wheel cylinder is automatically increased to compensate for the wear of the brake linin...
01/31/1978
4061211Internal shoe drum brake
An internal shoe drum brake comprises a pair of brake shoes, return spring means, service brake means, manually actuated auxiliary brake means including an actuating lever with a finger and an adjustable, in length, strut. The strut includes relatively ro...
12/06/1977
3991859Adjusting mechanism for a disc brake caliper assembly
A disc brake actuating and adjusting mechanism including both hydraulic actuation for service brake operation and mechanical actuation for parking brake operation. The brake apply mechanism is separated from the adjuster mechanism and a ball ramp arrangem...
11/16/1976
3976168Mechanical disc brake having an automatic slack adjustor
A mechanical disc brake comprising a caliper housing having a cylinder bore, with a piston slidably disposed therein which bears at one end against one of the friction pads. Mounted in the outer end of the cylinder bore is an end plate having a screw-thre...
08/24/1976
3957138Automatic adjusting device for a bicycle
An automatic adjusting device for a bicycle brake exerted by stretching a control cable comprising an outer cable and an inner wire, which is adapted to be provided at the retaining side of the outer cable thereof with an adjusting member, at the retainin...
05/18/1976
3944027Fail-safe disc brake with a clearance-takeup mechanism
A disc brake comprising: a caliper housing having axially aligned first and second cylinder bores; a first piston slidable within the first bore and bearing against one of the friction pads; a second piston slidable within the second bore and having an in...
03/16/1976
 
Sign InRegister
Username  
Password   
forgot password?