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US 2009/0212524 A1Published application
Push and Pull Vehicle by Stand-and-Sit Action
OwnerRocky Jenlon Leeinventor
Life of this patent
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Abstract
This invention A Push and Pull Vehicle by Stand-and-Sit Action provides a solid turning, fast reaction steering feeling as a regular bicycle while still able to push or to pull or do both to drive vehicle forward. It just works on opposite side force of pulling and pushing by stand-up and sit-down actions. It contains a handlebar with a steering column on steering, a treadle and a moving seat working together as leverage against each other, and with an increasing ratio device to magnify driving stroke and drives 2 one-way devices on rear wheel at a continuous cycle.
Claims13
A Push and Pull Vehicle by Stand-and-Sit Action, contains of:
- a chassis;
- a front wheel assembly with steering mechanism controlled by a handlebar at front end of said chassis;
- a rear wheel assembly and rear wheel driven by two one-way device;
- a rocking device on said chassis between front assembly and rear wheel assembly and contains a rocking driving means to drive an increasing ratio device and a change-direction mechanism which contains one forward one reverse direction driving on said two one-way device respectively;
- in which,
- wherein said rocking device comprises of a treadle with a leverage by a treadle-arm which contains a pivotal shaft supported by said chassis, a moving seat with a leverage by a seat-arm which contains a pivotal shaft supported by said chassis, both pivotal shaft been connected each other which makes said treadle torque against said moving seat torque;
- by grasp on said handlebar, do pull-stand on said treadle and push-sit to said moving seat and using pushing, pulling and body weight work on said rocking device and power said vehicle moving forward.
4 more elements
Dependencies are inferred from the claim text.