Bizarre Patents
An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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.
| Number | Title | Issue Date |
| 7300662 | Drug/drug delivery systems for the prevention and treatment of vascular disease A drug and drug delivery system may be utilized in the treatment of vascular disease. A local delivery system is coated with rapamycin or other suitable drug, agent or compound and delivered intraluminally for the treatment and prevention of neointimal hyperplasia f... | 11/27/2007 |
| 7229473 | Local delivery of rapamycin for treatment of proliferative sequelae associated with PTCA procedures, including delivery using a modified stent Methods of preparing intravascular stents with a polymeric coating containing macrocyclic lactone (such as rapamycin or its analogs), stents and stent graphs with such coatings, and methods of treating a coronary artery with such devices. The macrocyclic lactone-bas... | 06/12/2007 |
| 7223286 | Local delivery of rapamycin for treatment of proliferative sequelae associated with PTCA procedures, including delivery using a modified stent Methods of preparing intravascular stents with a polymeric coating containing macrocyclic lactone (such as rapamycin or its analogs), stents and stent graphs with such coatings, and methods of treating a coronary artery with such devices. The macrocyclic lactone-bas... | 05/29/2007 |
| 7216940 | Adaptation of TMX for axle motion III truck application An apparatus engageable with a railway vehicle truck-mounted braking system for compensating for truck bolster movement which includes at least one force transmitting wedge member movable in a reciprocating motion by a pneumatic actuator. The at least one force tran... | 05/15/2007 |
| 7217286 | Local delivery of rapamycin for treatment of proliferative sequelae associated with PTCA procedures, including delivery using a modified stent Methods of preparing intravascular stents with a polymeric coating containing macrocyclic lactone (such as rapamycin or its analogs), stents and stent graphs with such coatings, and methods of treating a coronary artery with such devices. The macrocyclic lactone-bas... | 05/15/2007 |
| 7150344 | Actuator 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 |
| 7097011 | Park lock activated by fluid The present invention concerns a parking lock for combination with a service brake actuator for a vehicle, preferably a heavy road vehicle. The service brake actuator comprises a fluid actuated piston having a piston rod. The parking lock surrounds the piston rod of... | 08/29/2006 |
| 7025181 | Automotive brake system A automotive braking system for use on a vehicle for emergency stopping and parking comprising a mechanical brake caliper which exerts frictional stopping force on a brake rotor, the caliper being designed so as to provide a means of transferring mechanical force to... | 04/11/2006 |
| 6902043 | Driveline vehicle parking brake actuator A driveline vehicle parking brake actuator including a reciprocable piston, a spring guide having a tubular distal portion telescopically received on the piston and a radial proximal portion which is telescopically supported within the housing by an annular wear gui... | 06/07/2005 |
| 6684989 | Spring brake cylinder having an emergency release device A spring brake cylinder having an emergency release device, particularly for rail vehicles, comprising: a housing; a spring piston for operating and releasing a spring brake; a normally locked, not self-locking threaded screw drive; an outer-radial slidin... | 02/03/2004 |
| 6397986 | Collet style tread brake unit A brake actuator for use in railway transit and similar vehicles to adjust for wear of braking components located on such vehicles. The brake actuator includes an externally threaded or serrated rod having a longitudinal axis. Such brake actuator further ... | 06/04/2002 |
| 6386339 | Automatic adjuster for spring applied mechanisms In a spring applied mechanism such as a fail-safe disc brake having a disk and pads, there is provided an automatic adjuster to maintain even travel and pressure to the brake pads from the spring pack regardless of pad wear. The adjuster has a piston oper... | 05/14/2002 |
| 6250435 | Actuation device for machine elements having wear-induced play An actuation device for machine elements having wear-induced play, especially for brakes in rail vehicles, has an actuating piston-cylinder unit which generates actuation force and has a piston rod. The piston rod cooperates with a readjusting device whic... | 06/26/2001 |
| 6145633 | Actuating device for machine elements that are subject to wear play, especially for brakes of railborne vehicles An actuating device for machine elements that are subject to wear play, especially for brakes of railborne vehicles. The actuating device has a piston-cylinder unit operated by a pressure medium. The piston-cylinder unit has a piston rod engagable with an... | 11/14/2000 |
| 6119826 | Device for operating machine elements subject to wear-related play A device for operating a machine element subject to wear-related play, especially for brakes of rail vehicles, includes a pressure-medium-operated piston-cylinder arrangement having a cylinder and operating piston, the piston rod of which is actively conn... | 09/19/2000 |
| 5937974 | Spring applied parking brake actuator having a collet style slack adjuster A brake actuator for use on passenger transit railway vehicles, is disclosed. The actuator includes a housing containing a service piston and a parking brake piston. The service piston is connected to an inner hollow stem having a forward conical surface ... | 08/17/1999 |
| 5423401 | Brake actuator having collet style slack adjuster A brake actuator includes a tubular housing member, connected at a first end to a cylindrical housing with a member for admitting fluid, a piston with a sealing member mounted for reciprocal movement within such cylindrical housing, a tubular stem connect... | 06/13/1995 |
| 4993521 | Tread brake unit A tread brake unit including a spring actuated compensating mechanism for maintaining the brake unit piston stroke constant. A roller associated with the compensating mechanism is adapted to ride along an operating surface of a lever arm that rotates acco... | 02/19/1991 |
| 4909360 | Brake equipment A tread-brake unit comprises a brake piston and arrangement (101/100), a slack adjuster (200) and a brake shoe (300). The piston (101) is mounted in the cylinder (100) such that in operation of the brake piston and cylinder arrangement the axis (103) of t... | 03/20/1990 |
| 4895228 | Slack adjuster A slack adjuster has a non-rotatable fast-threaded output member (19) threadedly engaged by a pair of nuts (20, 21), one of the nuts being a first brake-force-transmitting nut (20) clutchable to prevent rotation thereof and the other being a second adjust... | 01/23/1990 |
| 4875559 | Tread brake unit A tread-brake unit copmrises, as a unitary structure, a brake shoe (300) for engaging a vehicle wheel tread, a brake actuator (100) having an output member (19) via which the brake shoe (300) can, firstly, be moved into engagement with the wheel tread and... | 10/24/1989 |
| 4865166 | Assembly and disassembly system with a spring retaining member for a brake actuation unit An assembly and disassembly system for a spring of a brake actuation unit, in particular for rail vehicles including a fluid pressure cylinder and a piston slidable in the cylinder. A cylindrical nut member is provided having a tubular portion extending o... | 09/12/1989 |
| 4771869 | Brake adjusters The present specification discloses a brake actuator incorporating a mechanically operated adjuster, the adjuster compensating for friction pad wear. The brake actuator comprises two adjuster members interconnected by a self-sustaining thread and located ... | 09/20/1988 |
| 4635762 | Rail vehicle slack adjuster A rail vehicle slack adjuster in a brake unit has an axially movable piston rod (7), a non-rotatable, brake force delivering spindle (8), an adjuster nut (26) in non-self-locking engagement with the spindle and rotating on a bearing (18), and a barrel spr... | 01/13/1987 |
| 4570763 | Truck mounted air cylinder and slack adjuster A truck mounted air cylinder and slack adjuster incorporates an elongated brake operating member adapted to apply a brake applying thrust to the brake beams. An air cylinder is mounted to the truck and a threaded rod is attached to the brake operating mem... | 02/18/1986 |
| 4385548 | Brake unit having a slack adjuster A brake unit for automatically adjusting slack between the brake surfaces of a railway brake has a pre-stressed spring which is released during the initial stroke of the brake piston in a braking application so as to expedite contact of the brake surfaces... | 05/31/1983 |
| 4201277 | Hydraulic actuation system for a rail vehicle The hydraulic activators are provided with a relief valve which serves to permit communication between the disengaging cylinder chamber and the work cylinder chamber. The open position of the relief valve occurs when the release apparatus for the rotatabl... | 05/06/1980 |
| 4169525 | Friction brake apparatus and slack adjusting means therefor Slack adjusting means comprises a linearly movable input member, a linearly movable output member, and an element for transmitting a brake force from the input member to the output member, characterized in that the input and output members are constrained... | 10/02/1979 |
| 4113070 | Brake 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 |
| 4088205 | Brake cylinder with built-in slack adjuster, including means for manually resetting piston travel A brake cylinder device for railway vehicles including a built-in automatic slack adjuster and a manually axially positionable piston for resetting the piston and piston rod relative to the slack adjuster when necessary, such as when replacing worn brake ... | 05/09/1978 |
| 4050554 | Automatic brake resetting device In a brake cylinder there is a reciprocating piston from which extends a non-rotatable sleeve surrounding a co-axial non-rotatable axially displaceable threaded shaft upon which is threaded a coupling nut. A pair of rotary couplings are provided on oppose... | 09/27/1977 |
| 4050553 | Automatic brake resetting device In a brake cylinder there is a reciprocating piston from which extends a non-rotatable sleeve surrounding a co-axial non-rotatable axially displaceable threaded shaft upon which is threaded a coupling nut. A pair of rotary couplings are provided on oppose... | 09/27/1977 |
| 4036332 | Slack adjuster built into a brake unit for a rail vehicle brake system A brake adjuster mechanism is of the type operable by a piston moving a threaded spindle axially during braking with a threaded nut thereon adjusting the spindle position. Two control members movable with the spindle are held apart by a spring between sho... | 07/19/1977 |
| 4022304 | Tread brake assembly This invention relates to a pneumatically-applied spring-released brake assembly for each individual wheel of a railway vehicle truck, wherein the brake assembly comprises a pair of levers that so cooperate with non-self-locking threads formed on a nut an... | 05/10/1977 |
| 4005767 | Slack adjuster mounted inside a brake cylinder The present invention refers to an automatic slack adjuster to regulate the slack between a rotating disc that is secured to a railroad car axle, and a braking element which is brought into contact with the rotating disc, to brake it. The slack adjuster i... | 02/01/1977 |
| 3994205 | Device for discontinuing and automatically restoring the operational function of a spring brake actuator An actuator for a spring brake used for parking and emergency has a spring operating on the brake push rod which will apply braking unless fluid pressure in the braking system applied to a piston overcomes spring pressure. To disable the spring brake the ... | 11/30/1976 |
| 3970173 | Device in a fluid pressure actuated brake unit for enabling the outgoing push rod to be brought back from the outside A single acting pneumatic brake assembly is constructed to permit the push rod to be returned by external force when brakes are replaced, and the like. Thus, two pairs of clutch surfaces are both disengaged while the push rod is returned by pressure appli... | 07/20/1976 |
