Land vehicles – Wheeled – Extensible
Patent
1996-10-15
2000-03-14
Oberleitner, Robert J.
Land vehicles
Wheeled
Extensible
280 62, 280650, 403102, B62B 706
Patent
active
060362200
ABSTRACT:
A collapsible tricycle frame device comprises a generally U-shaped handle, first and second push bars connected to two opposite ends of the generally U-shaped handle respectively, a first seat receiving a lower end of the first push bar, and a second seat receiving a lower end of the second push bar. The first seat receives an upper end of a first front support rod and an upper end of a first rear support rod. The second seat receives an upper end of a second front support rod and an upper end of a second rear support rod. A rear wheel support device receives a lower end of the first rear support rod and a lower end of the second rear support rod. A front wheel support device receives a lower end of the first front support rod and a lower end of the second front support rod. First and second base rods are disposed between the front wheel support device and the rear wheel support device.
REFERENCES:
patent: 4491337 (1985-01-01), Zuck
patent: 5590896 (1997-01-01), Eichhorn
patent: 5695212 (1997-12-01), Hinkston
Lipka Pamela J.
Oberleitner Robert J.
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