The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 13, 2009
Filed:
Sep. 26, 2006
Applicants:
Motokazu Saito, Tokyo, JP;
Hisae Yamanouchi, Tokyo, JP;
Inventors:
Motokazu Saito, Tokyo, JP;
Hisae Yamanouchi, Tokyo, JP;
Assignee:
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pulse tube cryogenic cooler, includes: a pressure vibration generating device configured to generate pressure vibration in operation gas; a regenerator connected to the pressure vibration generating device; a pulse tube connected to the regenerator; a phase control mechanism connected to the pulse tube; and a heat exchanger provided at an end of the pulse tube; wherein the heat exchanger includes a first laminating part where porous plates having piercing holes and spacers are mutually laminated; and a second laminating part where lower part mesh members are laminated.