Matches 1 - 50 out of 56 1 2 >


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8794649 Transport apparatus  
A transport apparatus including a rotary portion for providing a source of a rotary motion; a motion transfer portion for mechanically transferring a rotational force of the rotary portion; a...
8500150 Transport apparatus  
A transport apparatus including a rotary portion for providing a source of a rotary motion; a motion transfer portion for mechanically transferring a rotational force of the rotary portion; a...
7059618 Fluid automatic bicycle transmission  
A bicycle hub having a fluid automatic transmission receiving power input from the rider which uses drag to transfer power from an outer shell being rotated by the drive train to a stator and...
6371501 Tread wheel frame system  
A Tread Wheel Frame System drives a human-powered cycle by a tread wheel driving a tread of a drive wheel of a cycle rather than driving a drive wheel hub, as conventional cycles do. Most of the...
6325733 Hydraulically-operated bicycle shifting system with power shifting  
A family of new bicycle shifting systems incorporate improved derailleur designs that are controlled by sealed hydraulic actuators. The shifting systems (i) a hydraulically-actuated,...
6315313 Energy storing bicycle  
Energy storing bicycle comprises: a fluid reservoir accommodating a fluid having a predetermined viscosity compressible for storing pressure energy, to which at least one supply pipe and at least...
6217398 Human-powered or human-assisted energy generation and transmission system with energy storage means and improved efficiency  
Efficient human-powered or human-power assisted energy generation and transmission system adapted for use with vehicles. The present invention can be utilized to achieve overall energy...
6135474 Vehicle frame  
A vehicle frame is constructed of a frame body including a head component for supporting a front wheel, a seat supporting component for supporting a seat, and a frame component coupled to the head...
6066057 Gas actuated derailleur having an indexing mechanism for setting a chain guide in a plurality of fixed positions  
A gas actuated derailleur for a bicycle includes a base member, a movable member supporting a chain guide, a coupling mechanism coupling the base member to the movable member so that the movable...
6032968 Hydraulic transmission for bicycles  
A drive mechanism for a bicycle comprising a pump unit driven by the rotation of the bicycle pedals, a hydraulic motor driven by the pump unit, a conduit system creating a closed hydraulic system...
5938224 Hydraulic bicycle with conjugate drive motors and variable stroke crankshaft  
A device for transmitting power between mechanical movements which includes a fluid pump coupled to a first mechanical movement for pumping a fluid, a fluid motor coupled to a second mechanical...
5772225 Hydraulic bicycle with conjugate drive motors  
A device for transmitting power between mechanical movements which includes a fluid pump coupled to a first mechanical movement for pumping a fluid, a fluid motor coupled to a second mechanical...
5771754 Bike hydraulic disk drive and method therefor  
A hydraulically controlled bicycle drive system for variably transferring rotational motive power from a rider to the chain of a bicycle. The bicycle comprises a chain drive, a plurality of...
5423560 Variable speed hydraulic drive, for single or multi-wheel drive bicycles and the like  
A hydraulic drive system is disclosed that has infinitely variable ratio without any need to reduce or remove power during shifts, requires very little effort to shift, and requires little or no...
5387000 Hydraulic drive system for bicycles and the like  
A hydraulic drive system for bicycles and the like comprises a casing adapted for enclosing a hanger portion of the bicycle, planetary gear type speed up gears including a carrier integral with a...
5346234 Vehicle including an hydraulic drive mechanism  
An hydraulic drive mechanism for tricycles and the like comprises a variable volume, positive displacement hydraulic pump and a hydraulic motor. The pump is dual chambered with each chamber...
4953882 Transmission apparatus for bicycle or like pedal-operated vehicle  
A pedal driven vehicle is provided wherein up and down movement of a pair of pedals is converted into rotary motion of a drive wheel to provide vehicle locomotion. A chain or belt connected at the...
4942936 Electrohydraulic/air bike  
A bicycle or motocycle that can be driven either by compressed air or pressurized hydraulics in which either an electric motor operated from a battery source drives a pump or the rider manually...
4925199 Drive device  
A drive device for a rotating part, in particular a vehicle axle, has at least one digital mechanical drive having an active wedge and associated drive devices which produce, structurally...
4852898 Collapsible hydraulic polycycle  
An improvement in a pedal-operated polycycle including a hydraulic cylinder in fluid and pressure integral communication with piston means depending from such pedals. Further included is a...
4688815 Hydraulically driven bicycle  
A hydraulically driven bicycle frame with two axle members coupled to the bicycle frame and front and rear wheels mounted on such axles for rotation about the axis of the respective axle and a...
4684143 Two-wheeled vehicle with hydraulic transmission  
A two-wheeled vehicle such as a bicycle includes a variable displacement fluid pump such as a radial plunger pump provided at a crankshaft of pedals and a fixed displacement fluid motor such as a...
4568097 Turbo air motor for bicycles  
A bicycle drive means comprising a bicycle having a main frame and air passageway throughout a substantial portion of the main frame, an air intake means in fluid communication with the air...
4546990 Hydraulic drive system for bicycles and the like  
A hydraulic drive system and a bicycle having such system as its drive train, the system including a pump, preferably a vane pump, operably connected to the bicycle pedal crank, the pump...
4347700 Direct-drive hydraulic pump-motor  
This invention resides in a closed system, with permanently fixed end plates, which permits the pump-motor of the present invention to operate either as a combined pump-motor, or as a pump only,...
4290621 Bicycles  
A bicycle employing a hydraulic multi-speed drive mechanism in which the speed at which the bicycle is driven is determined by the volume of fluid pumped to a hydraulic motor connected to the rear...
4249750 Fluid-power converter with paired rotators providing seals and displacement paths and pump-motor utilizing same  
The fluid-power converter of the present invention is a pump-motor having matched rollers and matched gears arranged to provide seals and displacement paths. The pump-motor includes a plurality of...
4087105 Hydraulic powered bicycle  
A bicycle that is powered by a hydraulic motor operatively associated with the rear wheel of the vehicle, with the actuation being by fluid under pressure delivered to the motor by a first rotary...
4078816 Hydraulically driven two-wheeled pedicab  
A hydraulically driven, two-wheeled pedicab constructed with an enclosed cockpit for inclined positioning of a solo rider. The pedicab includes a reciprocating piston pump hydraulically connected...
3941075 Pedal powered amphibian tricycle with blower-turbine coupling means  
A three wheeled amphibian vehicle operated by pedal power and including an air blower coupled to a disk turbine. The turbine is a flat circular rotatable structure having blade cavities on both...
3850448 PRESSURIZED DRIVING MECHANISM  
This invention can be used in cycle type vehicles but it is not restricted to such vehicles. It utilizes an internal liquid belt that is hydraulically energized by a pump means which is bodily...
3811704 SELF-PROPELLED HYDRAULICALLY DRIVEN VEHICLE  
A self-propelled bicycle-type vehicle comprising a frame, front and rear wheels supporting the frame, a foot pedal actuated pump on the frame operable to provide fluid under pressure and a torque...
3729213 HYDRAULIC DRIVE FOR A BICYCLE  
A bicycle having a fluid powered motor. A primary source of fluid for motor operation provided by a pair of hydraulic cylinders with pistons therein powered by the feet of the rider. A secondary...
3591193 MOLDED ARTICULATED SLED  
A molded articulated sled having a semihemispherical front and elongated rear section with mated bearing surfaces pivotally connected together. The rear section extending into the front section...
2793876 Hydraulic means for propelling vehicles  
2177381 Hydraulic drive means for bicycles  
This invention relates to improvements in hydraulic drive means for bicycles. An object of my invention is to provide an improved hydraulic drive for bicycles which embodies novel means for...
2149623 Compression engine for vehicles  
This invention relates to new and useful improvements in a compression engine for vehicles, and particularly vehicles of a size capable of being operated manually. S The manual operation referred...
2144538 Drive means for vehicles and the like  
This invention relates to new and useful improvements in a drive means for vehicles and the like. The invention has for an object the construcStion of a device as mentioned which is capable of...
1650450 Compressed-air motor for bicycles  
1410326 Air-motor device for bicycles  
1313081 Title is not available  
0735628 MOTOR-BICYCLE.  
0732908 DRIVING MECHANISM FOR AUTOMOBILES.  
0713350 DRIVING MECHANISM FOR BICYCLES.  
0614992 Title is not available  
0610956 Title is not available  
0603518 Title is not available  
0602618 Title is not available  
0597466 Title is not available  
0590492 Title is not available  

Matches 1 - 50 out of 56 1 2 >