Bicycle utilizing the vector system

Details Bicycle utilizing the vector system Bicycle utilizing the vector system

1990-03-09

1991-02-26

Hill, Mitchell J.

Land vehicles

Wheeled

Occupant propelled type

280270, 2802811, B62K 302, B62K 1900, B62M 102

Patent

active

049956272

ABSTRACT:
A bicycle which comprises a triangular frame, a front fork including a bent portion with an vectorial angle of 90.degree., wherein the length of the upper portion of the front fork being longer than that of a lower portion of the front fork, and a vertical arm extends from the lower portion end thereof, and a rear fork which has bent portion with a vectorial angle of 90.degree., wherein the length of the upper portion of the rear fork is shorter than that of the lower portion of the rear fork, whereby the bicycle is accelerated the forward moving speed by the bicycle rider.

REFERENCES:
patent: 428737 (1890-05-01), Withers, Jr.
patent: 451080 (1891-04-01), Stroud
patent: 4480848 (1984-11-01), Georgier
patent: 4621827 (1986-11-01), Klein

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