Rotary expansible chamber devices – Working member has planetary or planetating movement – Plural working members or chambers
Reexamination Certificate
2007-03-30
2010-12-07
Denion, Thomas E (Department: 3748)
Rotary expansible chamber devices
Working member has planetary or planetating movement
Plural working members or chambers
Reexamination Certificate
active
07845919
ABSTRACT:
An embodiment of a gerotor apparatus includes a housing including a first member. The first member includes a brake pin aperture formed therein. The apparatus also includes a brake pin at least partially interposed within the first member. The brake pin includes a first annular surface and a second annular surface. The first annular surface defines, at least in part, a first brake chamber. The second annular surface defines, at least in part, a second brake chamber. A first fluid introduced into the first brake chamber will urge the brake pin in a first direction. A second fluid introduced into the second brake chamber will urge the brake pin generally in the first direction.
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International Search Report for PCT/IB2007/051887, Mar. 12, 2007.
Fukuchi Eiji
Sakurai Hisatoshi
Davis Mary A
Denion Thomas E
Eaton Corporation
Rader & Fishman & Grauer, PLLC
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