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:
Jul. 24, 2018
Filed:
Jul. 06, 2015
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yasuo Ohashi, Kawasaki, JP;
Kazuyuki Ueda, Tokyo, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/00 (2006.01); H01J 35/08 (2006.01); H01J 35/10 (2006.01); H01J 35/12 (2006.01);
U.S. Cl.
CPC ...
H01J 35/08 (2013.01); H01J 35/108 (2013.01); H01J 35/12 (2013.01); H01J 2235/087 (2013.01);
Abstract
An anode member includes a first metal tube and a second metal tube having a coefficient of thermal expansion that is larger than that of the first metal tube. A peripheral portion of a target is bonded to the anode member via a bonding material that is arranged so as to extend over the first metal tube and the second metal tube.