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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 |
| 7278521 | Disc rotor of disc brake device for vehicle and disc brake device A disc rotor of a disc brake device for a vehicle, the disc rotor being substantially disc-shaped, is disclosed, including a flange portion with which the disc rotor is mounted on a wheel of the vehicle, and a brake portion formed coaxially with a rotational axis of... | 10/09/2007 |
| 7275624 | Disk brake unit for motorcycle To provide a motorcycle disk brake that can ensure brake force and also enable miniaturization. A motorcycle disk brake unit (10) has a part (105) of a piston (56) which projects outwards from an outer edge (35) of a brake disk ( | 10/02/2007 |
| 6926126 | Disc brake The invention relates to an electromechanical disk brake (10). To attain brake boosting, the invention proposes embodying the disk brake (10) with a multiple brake cylinder (24), which is displaceable in a secant direction of a brake disk (20... | 08/09/2005 |
| 6668983 | Wheel brake caliper with integral brake pad torque sensing A torque sensing apparatus for use with a brake caliper having opposing brake pads positioned on opposite sides of a rotor. The brake caliper causes the brake pads to apply a braking force against the rotor that generates a braking torque. A torque transf... | 12/30/2003 |
| 5775782 | Self-energizing vehicle brake system with control arrangement for eliminating brake pad friction fluctuation affects A hydraulic brake system for braking a vehicle wheel includes a hydraulic fluid source, a pump connected to the hydraulic fluid source for pumping hydraulic fluid based on operation of an operating member of the vehicle and a connecting arrangement having... | 07/07/1998 |
| 5758928 | Brake system for vehicle An orifice and a one-way valve for permitting a flow of a liquid only in one direction from a primary master cylinder to an input port in a secondary master cylinder of a brake system are incorporated in parallel in an hydraulic pressure introduction pass... | 06/02/1998 |
| 5573314 | Hydraulic brake system with arrangement for improving the brake actuation response time A hydraulic brake system for braking a vehicle wheel includes a hydraulic fluid source, a pump connected to the hydraulic fluid source for pumping hydraulic fluid based on operation of an operating member of the vehicle and a connecting arrangement having... | 11/12/1996 |
| 5551535 | Device for ensuring safety by preventing mechanically raised and lowered components from crashing down A device for ensuring safety by preventing mechanically raised and lowered components, roll-up gates for example, from crashing down when the motor or transmission fails. The device is characterized by a friction clutch. The friction clutch comprises a st... | 09/03/1996 |
| 5456524 | Antilock mechanism for motorcycle brakes In a motorcycle provided with a brake, a link supporting brake caliper is fitted to a wheel axle such that it is free to oscillate, an oil chamber being provided which enlarges or contracts according to the oscillation of this link, and which is connected... | 10/10/1995 |
| 5417482 | Antilock mechanism for motorcycle brakes In a motorcycle provided with a brake, a link supporting brake caliper is fitted to a wheel axle such that it is free to oscillate, an oil chamber being provided which enlarges or contracts according to the oscillation of this link, and which is connected... | 05/23/1995 |
| 5388669 | Brake actuator with electromagnet, cam, and hydraulic piston components A disk brake having an electromagnetic friction clutch that can be brought into controllable frictional engagement with a brake disk. The friction clutch can act on a device for generating hydraulic pressure independent of the direction of rotation, and t... | 02/14/1995 |
| 5379868 | Disc braking device with automatic boost A braking device for an automotive vehicle having a master cylinder to be operated by depression of a brake pedal for producing master cylinder pressure and a wheel brake assembly movably mounted to a road wheel to be operated by the master cylinder press... | 01/10/1995 |
| 5368137 | Brake apply response control A brake apply system having both a mechanical system and a hydraulic system. The hydraulic system will supply the majority of braking effort. It is desirable to initiate the mechanical system slightly before the fluid brake system. If only light braking p... | 11/29/1994 |
| 5219048 | Electric disc brake A vehicle disc brake is provided which, in a preferred embodiment, includes a first caliper pivotally mounted with respect to the vehicle, a first brake shoe slidably mounted with respect to the first caliper for selective contact with a vehicle wheel rot... | 06/15/1993 |
| 5168966 | Brake assembly with hydraulic boosting A brake assembly with hydraulic boosting, comprises at least one disk brake having a fixed part (1), a caliper (3), a brake motor (82) actuated by a fluid under pressure, a master cylinder (48) and a device (15) for recovering the energy dissipated during... | 12/08/1992 |
| 5036960 | Apparatus and method of automotive brake with booster piston A pressure stabilization valve is provided for a vehicle wheel brake with a self actuated auxiliary presssure. The valve modifies the output of the auxiliary pressure to make it proportional with the pressure of a primary pressure source for actuating the... | 08/06/1991 |
| 5024298 | Apparatus and method of automotive brake with booster piston A vehicle wheel braking system activated by a master cylinder is provided including a rotor connected to a vehicle wheel, a bracket having a position fixed with respect to the rotor, and a caliper slidably mounted with respect to the bracket in a plane ge... | 06/18/1991 |
| 4865164 | Positive shut-off power assisted brakes A mechanical arrangement to provide power assistance for the application of vehicle brakes with a positive shut-off of power assistance immediately upon release of the brake control by the user. The shut-off is achieved mechanically by providing pressure ... | 09/12/1989 |
| 4744606 | Wheel cover for vehicle A small vehicle equipped with a disk brake system wherein a wheel cover for a wheel of said small vehicle includes a first pair of left and right annular first covers, this first pair having a plurality of air exhaust ports arranged in a peripheral direction, being fixe... | 05/17/1988 |
| 4703839 | Brake device for motor vehicles A disk brake system employing a caliper support bracket pivotally mounted about the axis of a first disk which is coupled with a hydraulic cylinder. The hydraulic cylinder in turn drives a second caliper assembly on a second disk. The hydraulic cylinder d... | 11/03/1987 |
| 4625985 | Anti dive devices for motorcycles An anti dive device for a motorcycle having a front wheel supported by front forks, each fork having an inner pipe and an outer case. The outer case of each front fork has two chambers filled with working fluid, at least two working fluid passages of diff... | 12/02/1986 |
