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.

Date of Patent:
Sep. 02, 2025

Filed:

Aug. 20, 2020
Applicant:

Fujikura Ltd., Tokyo, JP;

Inventors:

Shunsuke Fujita, Chiba, JP;

Kunihiko Fujiwara, Chiba, JP;

Masashi Ohshima, Chiba, JP;

Assignee:

Fujikura Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/38 (2006.01); B08B 7/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/3866 (2013.01); B08B 7/0028 (2013.01); B08B 2240/02 (2013.01); G02B 6/3853 (2013.01);
Abstract

A cleaning tool includes: a head; and a cleaning body wrapped around the head. The head includes: a head body; and a projection that projects from the head body. The projection is retractable relative to the head body. The head may further include an elastic member that restores a positional relationship between the projection and the head body.


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