Variable transmission using frusto-conical gears and sliding...

Details Variable transmission using frusto-conical gears and sliding... Variable transmission using frusto-conical gears and sliding...

2006-07-06

2008-12-09

Ho, Ha D. (Department: 3681)

Machine element or mechanism

Gearing

Interchangeably locked

C074S348000

Reexamination Certificate

active

07461570

ABSTRACT:
A variable transmission that works in conjunction with a conventional vehicle automatic transmission, includes at least one frusto-conical gear having a hollow space therewithin for housing a plurality of sliding face gears supported on a main power shaft, wherein the plurality of sliding face gears are hydraulically slidable to engage one another in a various step-up or step-down configurations to provide a smoother automatic shifting and driving condition.

REFERENCES:
patent: 1635296 (1927-07-01), Von Doemming
patent: 2025763 (1935-12-01), Martin
patent: 3380332 (1968-04-01), Panicci et al.
patent: 41925 (1981-12-01), None

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