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:
Apr. 10, 2007
Filed:
Jan. 08, 2003
Applicant:
Ralph C. Longsworth, Allentown, PA (US);
Inventor:
Ralph C. Longsworth, Allentown, PA (US);
Assignees:
SHI-APD Cryogenics, Inc., Allentown, PA (US);
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 8/00 (2006.01); F25D 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The pulse tubes () and regenerators () contained within a cryopump housing () are arranged in a way that facilitates the fabrication and installation of the cryopanels (). The pulse tubes and regenerators are located in a common plane in the center of the cryopump housing and the cold (second stage) panels () that are pitched parallel to the plane with the tubes.