Class / Patent application number | Description | Number of patent applications / Date published |
180205000 | With mechanism of occupant-powered type for developing torque for supplementing, alternating with, or replacing torque of motor | 19 |
20080308336 | Electrical Bicycle Hub - Electrically motorised bicycle hub with a stationary wheel shaft which rotatingly supports a hub housing, in which is provided a rotor which can rotate around the wheel shaft and which comprises—a first part, parallel to the wheel shaft and carrying a ring of permanent magnets which cooperate with a ring of stator windings, supported by a carrier, and a second part rotatingly supported by the wheel shaft and connected to the first part by means of a transition part, and with furthermore a wheel transmission, driven by this second rotor part and which reduces the rotation speed thereof, the output thereof driving the hub housing, this wheel transmission being accommodated in the space between the stator windings and the wheel shaft. Preferably, the first rotor part is rotatingly supported on one of the hub walls opposite thereto while seals are provided between the cylindrical winding carrier and the parts opposite thereto. | 12-18-2008 |
20090200096 | Power drive for a bicycle - An auxiliary power drive system is incorporated into a bicycle either as a retrofit or in initial construction. The power for the drive system is derived either from an electric motor or an internal combustion engine. The power developed by said motor or engine is delivered to the rear wheel of the bicycle by a flexible drive shaft which either drives a friction wheel operating on the tire of the rear wheel or to worm gear affixed to the rear wheel. The flexible drive shaft includes a friction clutch which discontinues the power of the drive shaft from driving the rear wheel when normal pedaling is resumed. The flexible drive shaft also includes a telescoping coupling to compensate any change in lengths of the drive shaft due to impacts on the rear wheel caused by the terrain the bicycle is riding on. | 08-13-2009 |
20090211828 | PROPELLED BICYCLE WITH AUTOMATIC TRANSMISSION - An automatic transmission bicycle including a bicycle frame, a chain ring, a pair of pedals, a wheel, and a plurality of gears coupled to the bicycle frame. The plurality of gears has a plurality of gear combinations defined by at least two gears cooperatively engaged. The automatic transmission bicycle includes an electric motor coupled to the bicycle frame. The automatic transmission bicycle includes a voltage generator configured to generate a current that has a corresponding voltage dependent upon rotational speed of the wheel. The automatic transmission bicycle includes a gear shifter in electrical communication with the voltage generator and configured to receive the current generated by the voltage generator. The gear shifter shifts between two respective gear combinations from the plurality of gear combinations in response to receiving the current that has a corresponding voltage within a predetermined voltage range. | 08-27-2009 |
20090266636 | Hybrid motorbike powered by muscle power and an electric motor with the current generated by a fuel cell - A hybrid motorbike is provided which is powered by human muscle power on pedals and supplemented by an electric motor with the current generated by a fuel cell on the motorbike. The motorbike has a crown gear driven by muscle power, and a planetary-gear carrier with planetary gears transmitting power from a pulley connected to the motor by a belt to the ring gear of a bell attached to the crown gear which is attached to the drive wheel of the bike. The fuel cell and a battery and controls may be contained in an exchangeable module in the triangular space formed in the frame of the bike between the front wheel and seat. The bike has sensors to determine the speed and load placed on the pedals which is transmitted to a microprocessor programmed to control the electric motor according to the load on the pedals and the speed to provide the desired assistance to bike. | 10-29-2009 |
20100051373 | Driving mechanism for the motorized bicycle - A driving mechanism for motorized bicycle is provided. The driving mechanism comprises a motor driving transmission device, a front driving sprocket and a pedal driving transmission device. The motor driving transmission device inwardly includes a motor shell, a magnet stator, an electromagnetic wire-coiled rotor and a cylindrical hollow rotatable shaft. The front driving sprocket has a transmission rotatable sleeve disposed therein for insertion of the hollow rotatable shaft there between. The pedal driving transmission device includes a pair of pedal cranks and a pedal driving shaft passing through the transmission rotatable sleeve and hollow rotatable shaft. First and Second single direction irreversible transmission devices are arranged such that either the motor driving transmission device or pedal driving transmission device may drive the transmission rotatable sleeve and front driving sprocket in proper rotational direction. | 03-04-2010 |
20100065360 | Vehicle - The invention relates to a vehicle, comprising a frame ( | 03-18-2010 |
20100155166 | Thermal Assistance for Bicycle - A pedaling assistance device for a light vehicle, in particular a bicycle, equipped with pedals and a ratio-changing transmission, this device comprising a heat engine ( | 06-24-2010 |
20100212985 | TRANSMISSION SYSTEM FOR A CYCLE - A transmission system for a cycle having a drive means and at least one driven wheel. The transmission system includes a driven member operatively connected to the drive means, the driven member being selectively driven by the drive means; at least one fixture fixedly connected to the at least one driven wheel; and at least one coupling member which is releasably receivable in or on each of the driven member and the fixture to releasably connect the driven member to the fixture. The transmission system is configured so that one or more coupling members can be selectively used to releasably connect the driven member to the fixture and thereby allow the drive means to drive rotation of the at least one driven wheel. | 08-26-2010 |
20100282534 | Motorized Bicycle with Electric Generating Function - A motorized bicycle includes a bicycle body, a rotation device, a chargeable battery and a control device. The rotation device includes a mandrel, a plurality of coils, a rotation member and a plurality of magnets. The control device includes a microprocessor and an adjusting switch. When the rotation device is disposed at the active state, the rotation device is driven by the electric power of the battery to move the bicycle forward, and when the rotation device is disposed at the passive state, the pedals are pedalled by the rider to rotate the front wheel, and the rotation device is driven by the front wheel to provide a generating function. The microprocessor can switch the active state and the passive state of the rotation device automatically to operate the electric power of the battery to the optimum extent. | 11-11-2010 |
20100314187 | ELECTRIC BICYCLE - An electric bicycle is formed by user-manipulatively mounting a power driving assembly to a regular bicycle. The power driving assembly includes a driving gear, a flat motor, a battery set, an operation knob, and a transmission gear train. The driving gear is mounted to spokes of a bicycle wheel and is concentric with respect to an axle of the wheel. The flat motor is mounted to a frame of the wheel. The battery set is received in a casing, which is mounted to a frame of the bicycle and the operation knob is mounted on a handlebar of the bicycle or other suitable locations to control a switch of the flat motor, which transmits the power generated by the flat motor through the transmission gear train to drive the driving gear and thus controlling forwarding and stopping of the bicycle wheel, thereby realizing the operation and function of the electric bicycle. | 12-16-2010 |
20110042156 | Battery holder - The invention relates to a battery holder which is configured to be inserted into the tube opening in the seat tube of the frame of an electric bicycle and to be pulled out. The bicycle saddle is connected to the battery holder via a saddle pillar. | 02-24-2011 |
20110048830 | Self-propelled wheel for bicycles and similar vehicles - A wheel with a self-contained drive mechanism is provided to propel (or assist in propulsion of) bicycles, tricycles, and similar vehicles. The wheel preferably takes the form of a detachable wheel which is readily received within the dropouts of a bicycle frame or fork to be attached therein by a standard quick-release mechanism. Thus, the wheel may be added to (or removed from) preexisting standard bicycles and the like. | 03-03-2011 |
20110114407 | Bicycle-running assistant system - A bicycle-running assistant system includes a wheel mover detachably fastened to the seat tube of a bicycle and holding an external rotor motor in friction contact with the rear wheel of the bicycle and controllable to rotate the rear wheel of the bicycle by means of a friction force, a rechargeable battery pack mounted on the seat pillar of the saddle of the bicycle to provide the external rotor motor of the wheel mover with the necessary working voltage, and a speed controller mounted on the handlebars of the bicycle for regulating the speed of the external rotor motor. | 05-19-2011 |
180206000 | And means for controlling motor in response to either operation of occupant powered mechanism or vehicular movement resulting therefrom | 3 |
20080314668 | POWER ASSIST SYSTEM AND METHOD FOR A VEHICLE - A power-assist system and method for a bicycle, comprising three main sections, namely: a motor section, a speed-reducing section, and a power-assist section. It is capable of operating in four modes, namely: | 12-25-2008 |
20100155167 | Thermal Assistance for Bicycle - A pedaling assistance device for a light vehicle, in particular a bicycle, equipped with pedals and a ratio-changing transmission, this device comprising a heat engine ( | 06-24-2010 |
20100181130 | Dual-Drivetrain of Power-Assist Vehicle - The creative product relating to a “power bicycle's dual-drive device”, which contains a pedal-driven part, a motor-driven part, a gearing mechanism, and a controller; the electric motor axis of the motor-driven part has a drive-gear and the relay-gear, the first and second transmission member connect the gear plate with the relay-gear and the drive gear with the transmission gear disc respectively, through the dual-drive device, either alone or mixed selection; by the driven pedal to control the electric driven motor and to drive the driven gear for operation, to produce large torque output in order to drive the transmission gear disc, to correspond with the transmission to control the second transmission member to the transmission gear disc of different outside diameters for changing the gear, for satisfying the riders to choice their own mode of laborsaving or exercise demand in different terrains. | 07-22-2010 |
180207000 | Including member utilized in common by occupant-powered mechanism and by motor for transmitting torque output of each to wheel | 3 |
20090095552 | Vehicle - The invention relates to a vehicle, especially a bicycle, comprising at least one drive wheel ( | 04-16-2009 |
20100300789 | System and Methods for a Front Wheel Drive Bicycle - Front wheel drive vehicles, bicycles or motorized scooters, include an enclosed drive belt connected to provide power to the front wheel through a chain, where the vehicle is steered by way of a front fork extending outside and over the head tube of the frame, and methods of use thereof. Movable linkages, which may be belts, chains, or other linkages, provide power generated using pedals or a motor to the front wheel. The belts are preferably enclosed within the frame or the front fork to prevent interference or damage. A chain is preferably used to drive the front wheel. Having the front fork outside the head tube allows for the head tube to route the linkage from the frame to the front fork without interference by the steering connection to the front wheel, allowing for a full range of motion of the front wheel. | 12-02-2010 |
20100307851 | POWER ASSIST SYSTEM AND METHOD FOR A VEHICLE - A power-assist system and method for a bicycle, comprising three main sections, namely: a motor section, a speed-reducing section, and a power-assist section. It is capable of operating in four modes, namely:
| 12-09-2010 |