Toroidal ram actuator

Expansible chamber devices – Oscillating working member or cylinder therefor

Reexamination Certificate

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Reexamination Certificate

active

07895935

ABSTRACT:
A toroidal ram actuator comprising a part toroidal shaped cylinder mounted to a first member and a part toroidal piston reciprocally movable within the cylinder, a free end of the piston being mounted to a second member, wherein the first and second members are pivotally attached along an axis and the relative movement between the cylinder and piston produces rotary motion of the first or second member about the axis.

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patent: 5386761 (1995-02-01), Holtgraver
patent: 5495791 (1996-03-01), Sande et al.
patent: 871 557 (1953-03-01), None
patent: 3016427 (1983-04-01), None
patent: 0075511 (1983-03-01), None
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patent: 0181971 (1986-05-01), None
patent: 1 429 037 (2004-06-01), None
patent: 1310105 (1973-03-01), None
patent: 1518061 (1978-07-01), None
patent: 2312248 (1997-10-01), None

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