Pedal-powered four-wheel vehicle

Details Pedal-powered four-wheel vehicle Pedal-powered four-wheel vehicle

1994-06-27

1996-04-30

Focarino, Margaret A.

Land vehicles

Wheeled

Occupant propelled type

280231, 280259, 280267, 280282, B62K 1306

Patent

active

055118097

ABSTRACT:
The present invention is a pedal-powered two-rider four-wheel vehicle which has a general configuration of two bicycles attached in a side-by-side relationship. The four-wheel vehicle includes four mechanisms which are utilized to construct the present invention: (a) a "king-pin" front-wheel steering system; (b) a differential axle; (c) an intermediate driving shaft; and (d) a unified brake system.

REFERENCES:
patent: 588361 (1897-08-01), Shurz
patent: 3592486 (1971-07-01), Fox
patent: 3865401 (1975-02-01), Kingsly
patent: 3870338 (1975-03-01), Holub
patent: 3938827 (1976-02-01), Johnson
patent: 4227589 (1980-10-01), Chika
patent: 4288089 (1981-09-01), Thiessen
patent: 4290620 (1981-09-01), Chika
patent: 4834410 (1989-05-01), Parker

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