Planetary gear transmission systems or components – Differential planetary gearing – Spur gear differential
Patent
1993-07-08
1994-12-27
Marmor, Charles A.
Planetary gear transmission systems or components
Differential planetary gearing
Spur gear differential
74413, 74414, 74421R, 475339, 475340, F16H 104
Patent
active
053760573
ABSTRACT:
A gear set is provided having a plurality of two-stage intermediate gears which do not require indexing on assembly or reassembly of the gear train. This is provided by aligning the two-stage gear teeth in axial alignment tooth for tooth between the stage while maintaining an appropriate number of teeth on the input and output gears.
REFERENCES:
patent: 1609075 (1925-09-01), Evans
patent: 1632571 (1927-06-01), Watson
patent: 3686978 (1972-08-01), Knoblach et al.
patent: 4280376 (1981-07-01), Rosen
Cooper Timothy R.
Delozier Scott A.
Ingersoll-Rand Company
Kwon Peter
Marmor Charles A.
Vliet Walter C.
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