Tricycle with two fore wheels

Details Tricycle with two fore wheels Tricycle with two fore wheels

1980-11-21

1982-11-23

Silverstrim, John P.

Land vehicles

Wheeled

Running gear

180210, 280269, 280282, 280112A, 280716, B62D 6106

Patent

active

043602240

ABSTRACT:
A tricycle having two spaced fore wheels and a single rear wheel connected to a frame structure. The fore wheels are connected to the frame by a longitudinally extending shaft. A double wishbone suspension comprised of a pair of upper arms and a pair of lower arms connected by vertical links at their outer ends join the fore wheels to the frame and longitudinal shaft. The upper arms are pivotally connected to the frame while the lower arms are pivotally and separately connected to the longitudinal shaft by a shock absorbing cushion.

REFERENCES:
patent: 2152938 (1939-04-01), Welch
patent: 2493817 (1950-01-01), Hare
patent: 2791440 (1957-05-01), Guidobaldi
patent: 2978255 (1961-04-01), Rosenkrands
patent: 3572456 (1971-03-01), Healy
patent: 3704897 (1972-12-01), Bagge
patent: 3746118 (1973-07-01), Altorfer
patent: 3958814 (1976-05-01), Smith
patent: 4020914 (1977-05-01), Trautwein

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