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. 
(see below for contact info)


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. 

For more information, contact:

Cryomech, Inc.
113 Falso Drive
Syracuse, New York 13211

Telephone 1-315-455-2555 - FAX 1-315-455-2544 
Electronic mail: General Information and Sales: sales@cryomech.com 
Technical Information: specs@cryomech.com 

Website: http://www.cryomech.com/


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