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