Gear and differential apparatus provided therewith for vehicle

Details Gear and differential apparatus provided therewith for vehicle Gear and differential apparatus provided therewith for vehicle

2009-02-13

2011-11-15

Le, David D (Department: 3655)

Planetary gear transmission systems or components

Planetary gearing or element

Particular gear tooth feature

C475S180000, C074S42100R, C074S424500

Reexamination Certificate

active

08057352

ABSTRACT:
A differential apparatus for a vehicle comprises a pair of output gears3, 4, first and second pinion gear5, 6intermeshing with the output pinion gears, and a differential case2accommodating the output gears and pinion gears. The second pinion gear6has large and small gear portions6A,6B whose pitch diameters are different and whose which tooth numbers is same respectively, and a tooth crest60and a tooth recess61formed to be shared by the large and the small gear portions6A,6B continuously from the large gear portion6B to the small gear portion6A.

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European Search Report dated Aug. 4, 2011 issued for European Application No. 09153214.3, filed Feb. 2, 2009.

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