Planetary gear transmission systems or components – Differential planetary gearing – Bevel gear differential
Reexamination Certificate
2011-08-02
2011-08-02
Le, David D (Department: 3655)
Planetary gear transmission systems or components
Differential planetary gearing
Bevel gear differential
C475S240000
Reexamination Certificate
active
07988584
ABSTRACT:
A power transmitting device includes a case and first and second dogs. The first dog is rotatably disposed in the case about an axis and includes a set of first dog teeth. The second dog is movable along the axis and is non-rotatably coupled to the case. The second dog has a set of second dog teeth. One of the sets of first and second dog teeth includes a plurality of pins. Each of the pins extends parallel to the axis and includes a centerpoint and first and second contact surfaces that are defined by first and second radii, respectfully. A width of the pin across the first and second contact surfaces is smaller in length than a sum of a magnitude of the first radius and a magnitude of the second radius. A method for forming a power transmitting device is also provided.
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International Search Report and Written Opinion of the International Searching Authority for International Patent Application No. PCT/US2010/036640, dated Dec. 30, 2010.
Balenda, II Joseph S.
Pizzuti Michael A.
American Axle & Manufacturing Inc.
Harness & Dickey & Pierce P.L.C.
Knight Derek D
Le David D
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