Patents for B62M 1 - Rider propulsion of wheeled vehicles (8,357)
06/1991
06/05/1991CN2078286U High speed self-propelling car
06/04/1991US5020818 All-terrain wheelchair
05/1991
05/30/1991WO1991007308A1 Exercise bicycle
05/29/1991CN1051701A Flywheel for motorcycle
05/22/1991CN2077423U Composition device of velocities for bicycle with two power sources
05/22/1991CN2077418U Bicycle booster able to store energy on speed reduction
05/22/1991CN2077417U Reciprocatable stepless speed variation and transmission gear for bicycle
05/02/1991DE3936317A1 Bicycle for beginners - has demountable transmission and lower foot support for use scooter
05/01/1991CN2076070U Miniature bicycle
04/1991
04/25/1991CA2001451A1 Vehicule for downhill driving
04/10/1991CN2074744U Two-wheel weight-driven bicycle
03/1991
03/28/1991DE4033744A1 Treadle-lever drive ŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸ - is for bicycle and has bevel wheels accommodated in transmission casing
03/27/1991CN2073846U Bicycle
03/26/1991US5002298 Hand assisted propulsion apparatus for bicycle
03/06/1991CN2072507U Health care, high-speed bicycle with gravity apply work
03/06/1991CN2072504U Two-purpose child seesaw vehicle
02/1991
02/27/1991CN2072061U Four-wheel type gravity cycle
02/20/1991CN2071623U Quadricycle
02/20/1991CN2071622U Hand-and-foot-driven front wheel type folding bicycle
02/20/1991CN2071621U Folding type dual-purpose bicycle
02/06/1991CN2070715U Hand amusement toy vehicle
02/06/1991CN2070713U Racing boat type children's cycle
01/1991
01/30/1991CN2070274U Walking bicycle
01/30/1991CN2070269U Double drive body-building children cart
01/23/1991CN2069828U Boat-like gymnastic cycle for children
01/23/1991CN2069811U Double-power driven four-wheels vehicle chassis and its transmission
01/17/1991DE4027925A1 Bicycle pedal drive system - has two pedals which slide in vertical guides with each pedal driving bicycle through free wheel
01/16/1991CN2069382U Multistage speed-changing bicycle with double swinging link and wire rope drive
01/16/1991CN2069381U Automatic return type transmission machine for bicycle
01/09/1991CN2068940U Recreation coach with parallel treadles of double-crank
01/09/1991CN2068937U Dual-purpose carriage with body exercise function
01/09/1991CN2068935U Bicycle with back rest
01/09/1991CN1048434A Pedal mechanism with lever
01/02/1991CN2068484U Pedal booster speed variator
12/1990
12/19/1990CN2067677U High speed, labour-saving, safety bicycle
12/18/1990US4977794 Concave metal disks, heavy material fillers
12/06/1990DE4013899A1 Front wheel drive bicycle - has manually operated cranks and chain wheel mounted on steering column
12/05/1990CN2066838U Bicycle power-aid
12/05/1990CN2066837U Health care and recreation riding carriage
12/05/1990CN2066830U Jolting moving bicycle
11/1990
11/28/1990CN2066414U Intelligent bicycle for body building
11/27/1990US4973071 Dicycle
11/21/1990CN2066007U Front-driven bicycle
11/21/1990CN1047059A Driving device for double linkage with alternatively swinging
11/14/1990CN2065599U Portable vehicle
11/07/1990CN2065177U Health-giving amusement wheeled vehicle for children
11/07/1990CN1010293B Bicycle with rocker in driving mechanism having function of self-adaptive speed variation
10/1990
10/31/1990CN2064748U Force augmentation mechanism for two-wheeled vehicle drawn by man
10/30/1990US4966380 Driving wheel for a bicycle or the like, including a sensor for measuring the transmitted torque, and a bicycle equipped with such a wheel
10/25/1990DE3912947A1 Bicycle with regenerative brake - has flywheel driven by wheel sliding on main shaft
10/24/1990CN2064342U 多速三轮车 Multi-speed tricycle
10/24/1990CN1010087B Lever propulsion speed-change mechanism for bicycle
10/17/1990EP0392063A1 Crautz gearing to overcome dead-centre positions
10/17/1990CN2063915U Crank-driven bicycle
10/17/1990CN2063914U Paddle walk-aid device
10/17/1990CN1046132A Combination beam seat support
10/16/1990US4963120 Person powered vehicle automatic transmission
10/10/1990CN2063506U Pedal body-building weeled vehicle
10/10/1990CN2063501U Rocking bar driven tricycle
10/08/1990WO1990011924A1 Combination beam seat support
10/02/1990US4960286 Self-propelled vehicle
09/1990
09/26/1990CN2062640U Xix-wheel skate-board for amusement and body-building
09/19/1990EP0387382A1 Crank mechanism for a bicycle, tricycle or the like
09/19/1990CN2062311U Magic bicycle
09/13/1990DE3907925A1 Drive lever with adjustable transmission for a manually operated tricycle with two separately driven rear wheels
09/07/1990WO1990009919A1 Apparatus for the transmission of power to a rotating member
09/05/1990CN2061548U Foot-driven inertial force-storing device
09/04/1990US4953882 Transmission apparatus for bicycle or like pedal-operated vehicle
08/1990
08/29/1990CN2061154U Multipurpose universal vehicle for service to people
08/28/1990CA1273373A1 Hand crank bicycle drive
08/16/1990DE3904571A1 Bicycle
08/15/1990CN2060430U Labour-saving driving unit for bicycle
08/08/1990CN1044438A Multi-power source four-wheel vehicle
08/01/1990CN2059903U Two-wheel pedal vehicle
08/01/1990CN2059902U Swing link type bicycle
07/1990
07/26/1990WO1990007956A1 Thigh-assisted pedal-powered structures
07/25/1990EP0379218A2 Sporting and physical exercise device
07/25/1990CN2059648U 自行车助推器 Cycling Booster
07/17/1990US4941673 Exercise device
07/12/1990DE3940311A1 Vehicle propelled by muscle power - has pole with forked end fitted with wheel and pulley
07/03/1990US4938308 Inertial running energy storage device for vehicles
06/1990
06/27/1990CN2058658U Labour-saving means of cycle (tricycle)
06/20/1990CN1008435B Crank gearing for cycles, tricycles or the like
06/19/1990US4934724 Combination beam seat support
06/13/1990EP0185772B1 Parallel wheeled device
05/1990
05/30/1990CN2057644U Fast walking unit
05/29/1990US4928986 Arm and leg powered cycle
05/23/1990DE3838802A1 Bicycle
05/23/1990CN2057363U Detachable standing type pedal toy vehicle
05/16/1990CN1042116A Bicycle driven by slot-and-crank
05/15/1990US4925200 Tricycle drive mechanism
05/15/1990US4925199 Drive device
05/09/1990CN2056914U Multifunctional gear driving bike
05/03/1990DE3836479A1 Energy saving device for vehicles of all types
05/02/1990CN2056657U Four-wheel cycle with multiple driving source
04/1990
04/25/1990CN2056410U Frame outside chain transmission bicycle
04/25/1990CN1041569A Rider-propelled wheeled wehicle
04/18/1990CN2056147U Energy-saving cycle
04/17/1990US4917394 Bicycle with an eccentric rear wheel
04/11/1990CN2055802U Front driving foot bar type labour-saving bicycle
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