Land vehicles – Wheeled – Occupant propelled type
Patent
1987-04-16
1989-01-24
Pekar, John A.
Land vehicles
Wheeled
Occupant propelled type
280282, B62K 508
Patent
active
047997044
ABSTRACT:
A three-wheeled cycle includes a frame and first and second wheels, each rotatably mounted to the frame about substantially a horizontal axis and a vertical axis. A drive wheel is rotatably mounted to the frame about a horizontal axis. Pedal structure is provided for driving the drive wheel. Steering structure is provided for rotating the first and second wheels about their vertical axis. Structure can also be provided to automatically adjust the chamber of the first and second wheels into a turn.
REFERENCES:
patent: 1540271 (1925-06-01), Mayer
patent: 1550133 (1925-08-01), Whitehall
patent: 3447623 (1969-06-01), Hott
patent: 4469344 (1984-09-01), Coil
patent: 4497502 (1985-02-01), Forbes et al.
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