Multispeed, shaft-driven vehicle drive

Details Multispeed, shaft-driven vehicle drive Multispeed, shaft-driven vehicle drive

1992-05-13

1993-07-20

Lorence, Richard M.

Machine element or mechanism

Gearing

Interchangeably locked

74508, 745942, 280238, 280260, F16H 322, B62M 102

Patent

active

052283542

ABSTRACT:
A multispeed, shaft-driven drive for a human propelled vehicle has a driving gear set of concentric ring gears, a driven gear set of concentric ring gears, a rotatable drive shaft having a pinion on each end and a control mechanism for moving the pinions axially of the shaft and into and out of engagement with selected ring gears.

REFERENCES:
patent: 446354 (1891-02-01), Kane
patent: 479470 (1892-07-01), Smallwood
patent: 589266 (1897-08-01), Nedland et al.
patent: 614969 (1898-11-01), Murphy et al.
patent: 624964 (1899-05-01), Oberhammer
patent: 628453 (1899-07-01), Delane
patent: 2378634 (1945-06-01), Hussey
patent: 3863503 (1975-02-01), Loeb et al.
patent: 4447068 (1984-05-01), Brooks

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