Tricycle

Details Tricycle Tricycle

1982-07-12

1984-05-29

Pekar, John A.

Land vehicles

Wheeled

Occupant propelled type

280269, 280282, B60K 504, B60M 300

Patent

active

044510640

ABSTRACT:
A tricycle is disclosed having a pair of laterally spaced rear wheels and a front wheel which has a central hub and which is mounted for free rotation on the front end portion of the frame. Rider operable means for driving at least one of the rear wheels comprises a chain drive mechanism including a driven sprocket operably connected to said at least one rear wheel, and a drive sprocket journalled for rotation independently of the front wheel about a horizontal axis which is disposed through the hub of the front wheel. The axle of the drive sprocket is provided with foot pedal cranks.

REFERENCES:
patent: 316047 (1885-04-01), Marble
patent: 341237 (1886-05-01), Healey
patent: 906293 (1908-12-01), Robinson
patent: 3429584 (1969-02-01), Hendricks
patent: 3858730 (1975-01-01), Oswald
patent: 3921467 (1975-11-01), Matsuura
patent: 4108460 (1978-08-01), Silva
"Bicycles & Tricycles"-An Elementary Treatise on their Design and Construction by Archibald Sharp, B.Sc., The MIT Press, Cambridge, Massachusetts, 1977.

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