Leg and arm powered vehicle
US10752317B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jul 3, 2018 |
| Grant date | Aug 25, 2020 |
| Priority date | — |
| Expiry date | Mar 1, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62M1/28
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A leg and arm powered vehicle incorporating a frame; a seat rollably mounted upon the frame for reciprocating motion; a wheel and propulsion sprocket combination mounted upon the frame for vehicle propulsions; a chain operatively engaging the propulsion sprocket, the chain having a pair of flights; a sprocket support member fixedly attached to the seat; rearward and forward drive sprockets, the rearward drive sprocket engaging one of the chain's flights; first rotatable mountable means attaching the rearward drive sprocket to the sprocket support member and being adapted for alternatively resisting counter-rotation of the rearward drive sprocket and permitting rotation of the rearward drive sprocket; second rotatable mounting means attaching the forward drive sprocket to the sprocket support member and being adapted for alternatively resisting counter-rotation of the forward drive sprocket and permitting rotation of the forward drive sprocket; and hand and foot engaging members fixedly mounted to the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.