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:
Nov. 22, 2022
Filed:
Nov. 19, 2014
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventor:
Ben D. Gardner, Colton, CA (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 41/12 (2006.01);
U.S. Cl.
CPC ...
H01J 41/12 (2013.01);
Abstract
An ion pump includes an evacuateable envelope having a chamber. A first and a second cathode are disposed within the chamber and spaced apart from one another. An anode is spaced apart from and between the first and second cathodes. The anode has an anode body with a textured surface that defines capture regions for fixing material sputtered from the first and second cathodes and controlling size of sputter depositions shed from the anode.