Land vehicles – Wheeled – Occupant propelled type
Patent
1995-06-07
1996-10-29
Boehler, Anne Marie
Land vehicles
Wheeled
Occupant propelled type
280 1188, 280 715, 280 62, B62K 506, B62K 902
Patent
active
055689345
ABSTRACT:
The adjustable tricycle of the present invention encompasses a body having a front and a rear, a front wheel rotatably attached to the front of the body, a handle bar member pivotally connected to the front of the body for steering the front wheel, a pivotable link mounted on the body; a pair of rear wheels rotatably mounted on the pivotable link, and a positioning device pivotally connected to the pivotable link for controlling the position of the body with respect to the rear wheels. The pivotable link and pivoting positioning device form an angular positioning device which controls the position of the body with respect to the rear wheels. In the preferred embodiment, the positioning device is a support bar capable of interlocking the rear end of the body in at least two locations.
REFERENCES:
patent: D232307 (1974-08-01), Manofsky
patent: 1358746 (1920-11-01), Jones
patent: 1443130 (1923-01-01), Hilpert
patent: 2068125 (1937-01-01), Kraeft
patent: 2400265 (1946-05-01), Sieger
patent: 3352570 (1967-11-01), Cordrey
patent: 4079957 (1978-03-01), Blease
patent: 4546991 (1985-10-01), Allen et al.
patent: 4657270 (1987-04-01), Allen et al.
patent: 4958842 (1990-09-01), Chang
Boehler Anne Marie
Roadmaster Corp.
Zeender F.
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