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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7416262 | Brake system with integrated car load compensating arrangement A railway car brake system comprising a control device engageable with a predetermined portion of such railway car for compensating braking force in response to a load carried by such railway car. The control device includes a sensor mechanism engageable with a truc... | 08/26/2008 |
| 7404473 | Automatic parking brake for a rail vehicle A manual brake release and status indicator device for a parking brake for a rail vehicle, the manual brake release can include a positioner rod having a handle at one end and a second end connected to a positioner assembly which is associated with a parking brake c... | 07/29/2008 |
| 7374252 | Wheel slip brake assurance module A wheel slip assurance module comprises a device for disabling the wheel slip valve, a timing reservoir in communication with the disabling device, and a check valve and choke circuit providing parallel connections between the output of the wheel slip valve and the ... | 05/20/2008 |
| 7267201 | Emergency brake device of elevator An emergency brake apparatus for an elevator system is installed on an elevator cage or a balance weight of the elevator system and includes a grip member with slant surfaces and a pressing surface sandwiching a guide rail, a pressing member disposed movably between... | 09/11/2007 |
| 7261189 | Braking system of a rail vehicle A braking system of a rail vehicle includes a parking brake device having a gearing. The gearing converts a rotating movement initiated by rotation-actuating devices into an application of movement of at least one pressure-medium-operated cylinder piston drive. Also... | 08/28/2007 |
| 7249659 | Fluid actuator An actuator responsive to fluid signals to retract and extend a piston. The actuator includes a cylinder and a pressure piston carried inside the cylinder. Also included is a shaft, and a rod connected to the pressure piston. The actuator further includes a first po... | 07/31/2007 |
| 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 |
| 7156471 | Two-stage cylinder for applying automatic set and release hand brake An apparatus engageable with a hand brake assembly for automatically applying at least one brake secured to a railway vehicle. The apparatus comprises an operating mechanism which is a two stage pneumatic cylinder having a primary portion for initial phase of the br... | 01/02/2007 |
| 7121388 | Automatic application hand brake An apparatus engageable with a hand brake assembly for automatically applying at least one brake device secured to a railway vehicle with such hand brake assembly. The apparatus includes an operating mechanism having at least a portion thereof engageable with at lea... | 10/17/2006 |
| 7069728 | Multi-position BOV actuator A multi-position pressurized fluid actuator is mounted for movement in a casing. The actuator includes at least one selectively openable opening at a location corresponding to an intermediate position through which pressurized fluid can be selectively bled from the ... | 07/04/2006 |
| 7014275 | Automatic application hand brake applied sensor In a hand brake control system for a hand brake on a railway vehicle, a sensor detects if a spool in a fluid pressure force regulating valve of the hand brake control system is in a first position to ensure that such hand brake has been applied after an apply-hand-b... | 03/21/2006 |
| 6997299 | Hydraulic clutch actuation system A torque transfer mechanism for controlling the magnitude of a clutch engagement force exerted on a clutch pack that is operably disposed between a first rotary member and a second rotary member includes a hydraulic clutch actuation system. The hydraulic clutch actu... | 02/14/2006 |
| 6971488 | Simplified truck mounted brake system A brake rigging comprising first and second brake beams. A brake shoe assembly including a brake shoe adjacent each end of brake beams. A first force transfer mechanism connected intermediate first and second ends thereof to the first brake beam for moving a brake s... | 12/06/2005 |
| 6957571 | Electro mechanical brake tightening device An electromechanical brake tightening device for a rail vehicle, includes a brake actuator to apply and release brakes. The actuator has a power converter to convert energy supplied by the brake actuator to a brake application movement. The power converter includes ... | 10/25/2005 |
| 6902042 | Automatic application hand brake winding mechanism An automatic application hand brake mechanism is provided for automatically applying at least one brake member secured to a railway vehicle with the hand brake assembly. The mechanism comprises an operating member having at least one ratchet engageable with at least... | 06/07/2005 |
| 6848754 | Automatic application hand brake An apparatus engageable with a hand brake assembly for automatically applying at least one brake device secured to a railway vehicle with such hand brake assembly. The apparatus includes an operating mechanism having at least a portion thereof engageable with at lea... | 02/01/2005 |
| 6776268 | Unitized railcar brake equipment A unitized railcar brake equipment can have a relatively small, integrated air supply and can be controlled electronically. The equipment can have a brake cylinder portion and a control valve portion. The brake cylinder portion can have a brake cylinder housing a pi... | 08/17/2004 |
| 6619443 | Overload protection device for a truck-mounted brake assembly An overload protection device for a truck-mounted railcar brake assembly, comprising a body member having a first end, a second end, and at least one cavity of a predetermined size and shape disposed within the body member. A compression member of a prede... | 09/16/2003 |
| 6378668 | Spring applied parking brake assembly having a manual quick release feature A spring applied parking brake assembly for a railroad vehicle braking system is provided for an automatic application of the parking brake in the absence of an air source. The spring applied parking brake assembly comprises a cylindrical casing containin... | 04/30/2002 |
| 6364428 | Apparatus for a quick release mechanism in a railcar hand brake An apparatus for a quick release mechanism in a railcar hand brake. The hand brake has a housing having a front casing with an inside wall of a predetermined size and shape, and a back plate. An operating shaft is rotatably mounted in the housing. The ope... | 04/02/2002 |
| 6332515 | Truck mounted brake beam A brake system for a railroad vehicle having first and second brake beams, two levers pivotally mounting an actuator to the first beam and push rods connecting the levers to the second beam. The first and second brake beams each include a pair of vertical... | 12/25/2001 |
| 6325465 | Quick release mechanism for a railway car hand brake A quick release mechanism for a railcar hand brake comprises a release shaft having a first end and a second end. The first end includes a cavity of a predetermined size and shape. A release lever has a hub journaled on the first end of the release shaft.... | 12/04/2001 |
| 6279689 | Hydraulic parking brake for a railroad vehicle braking system A hydraulic parking brake assembly for a railroad vehicle braking system is provided for an automatic application of the parking brake in the absence of an air source. The hydraulic parking brake assembly comprises a hydraulic actuator having a hydraulic ... | 08/28/2001 |
| 6269916 | Brake cylinder using dual piston assemblies A brake cylinder for use in a railway vehicle braking system is provided. The brake cylinder comprises a cylindrical casing engageable with the railway vehicle braking system, a hollow piston assembly which is mounted for reciprocal movement within the cy... | 08/07/2001 |
| 6241057 | Hydraulic parking brake lever arrangement for a railroad vehicle braking system A hydraulic parking brake assembly for a railroad vehicle braking system comprising a hydraulic actuator capable of being mounted on or engagable with the braking system and a lever arrangement connected to the hydraulic actuator which moves in accordance... | 06/05/2001 |
| 6234587 | Compressed-air disk brake A compressed-air disk brake for vehicles comprises an actuating device for applying brake blocks in the direction of a brake disk and a brake cylinder, which, on arrival of the compressed air, initiates a braking action via the actuating device. At least ... | 05/22/2001 |
| 6193026 | Elevator brake An elevator brake includes a fluid enclosure that provides a force to counter a braking force. In a particular embodiment, the fluid enclosure functions as a fluid pressure amplifier between a controllable actuator and a braking surface. The fluid enclosu... | 02/27/2001 |
| 6179093 | Power source activated handbrake release mechanism A power source activated handbrake release mechanism for automatically releasing a parking brake assembly for a railroad vehicle braking system is provided. The power source activated handbrake release mechanism includes a hydraulically or pneumatically a... | 01/30/2001 |
| 6116382 | Braking device for a railway vehicle The invention relates a braking device for a railroad vehicle including traction structure (1, 2) arranged to apply a braking pad on a braking surface affixed to a wheel of the vehicle. It includes a reaction member (11, 20), at least one lever (6; 6', 6"... | 09/12/2000 |
| 6050372 | Tamper-resistant brake actuator and method of making the same The present invention provides a brake actuator containing a spring and including a flange case having an outwardly facing receptacle, and a head having an inwardly facing receptacle. The head fits over the flange case such that the inwardly facing recept... | 04/18/2000 |
| 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 |
| 5924527 | Tread brake unit A tread brake unit for applying a brake block (3) against the tread of a rail vehicle wheel comprises a pneumatic cylinder (1) having a piston (9) with a piston rod (11). A block holder (2) for the brake block is pivotably connected to the piston rod by a... | 07/20/1999 |
| 5794739 | Pneumatic pressure operated parking brake for a railway vehicle brake system Air pressure actuated and hydraulic applied railway car parking brake system includes air source to actuate. A control valve receives air from source to initiate air communication. Pneumatic to hydraulic pressure intensifier receives air in first chamber ... | 08/18/1998 |
| 5713261 | Slack adjustable force transmitting cylinder A pressure actuated force transmitting cylinder includes a housing member having first and second elongated portions. An end cap closes one end of the housing in a fluid tight manner. A connection is formed through such first portion for communicating flu... | 02/03/1998 |
| 5701975 | Railway vehicle brake system A railway car system includes at least one reservoir containing a predetermined volume of a fluid type media. At least one cylinder is activated in a first direction by such fluid type media and is spring released in an axially opposed second direction. A... | 12/30/1997 |
| 5507368 | Railway car truck mounted brake assembly with multiple piston air cylinder Braking apparatus for a vehicle having a plurality of wheels and brake shoes engageable with the wheels which apparatus includes a cylinder and piston assembly including at least two pistons movable in opposite directions by fluid under pressure supplied ... | 04/16/1996 |
| 5501305 | Device for generating a reversible working stroke A force generating system including a lever mechanism fixed with respect to and interacting with a varying elastic deformation force take-up system and at a force application point of a given lever arm length; an energy-storing force generating device whi... | 03/26/1996 |
| 5364062 | Mounting apparatus for a railroad air brake cylinder Apparatus for mounting an air brake cylinder to a bolster casting of a railroad car includes an adaptor mounting plate disposed contiguous to the surface of the bolster casting. The plate has a plurality of holes formed therein. The bolts are inserted thr... | 11/15/1994 |
| 5297856 | Two separate high speed and low speed disc brake units for railway vehicles A railroad car brake system, comprising, a pneumatic-to-hydraulic transducer connected to a brake control unit for developing braking pressure in response to a brake command request, and a plurality of disc brake units connected to the pneumatic-to-hydrau... | 03/29/1994 |
| 5277280 | Thrust force transmission device at a brake actuator Brake force is transmitted between a single axially movable push rod (6) and a brake block holder (3) by an intermediate force transmission member (22) to accommodate for movements along the wheel axis. This intermediate member (22) has cylindrical surfac... | 01/11/1994 |
