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. 01, 2014
Filed:
Jul. 09, 2009
Applicant:
Masao Sasaki, Hachioji, JP;
Inventor:
Masao Sasaki, Hachioji, JP;
Assignee:
Canon Anelva Corporation, Kawasaki-Shi, Kanagawa-Ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D 81/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A vacuum vessel includes: a pair of bent members formed by bending two metal plates and connected to each other to form a closed space inside; one looped seal member which seals connecting portions of the pair of bent members; a structure arranged in the closed space to abut against an inner surface of the closed space formed by the pair of bent members; and a fastening member which connects the connecting portions of the pair of bent members.