Pulse-tube cryorefrigeration apparatus using an integrated buffer volume
Patent No. 6,378,312
Issued: April 30, 2002
Inventor: Chao Wang (Syracuse, NY)
Assignee: Cryomech Inc.
A component for use in pulse tube cryorefrigerators which integrates the reservoirs (buffer volumes) as well as the housing for the rotary valve and valve plate and drive motor into a convenient, unified assembly. Other components required by the pulse-tube refrigerators, such as the heat sink, orifices, phase shifting valves, connecting tubing, etc., may also be integrated into the buffer volume/valve/motor housing within the teachings of the invention.
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