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. 25, 2025
Filed:
Apr. 22, 2022
Sanoh Industrial Co., Ltd., Tokyo, JP;
Tetsuya Ishikawa, Ibaraki, JP;
SANOH INDUSTRIAL CO., LTD., Tokyo, JP;
Abstract
A masking member includes: a masking main body that is formed of an elastic material and that closes an opening portion of a hollow member by being inserted into the opening portion; and a passage portion that is formed at the masking main body, that opens on an outer peripheral surface of the masking main body, and that connects an outside and an inside of the hollow member by at least a part of an opening at the outer peripheral surface being exposed to the outside of the hollow member in a case in which the masking main body, in a state of closing the opening portion, moves in a direction opposite from an insertion direction.