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:
Sep. 10, 2019
Filed:
Sep. 21, 2016
Akusesu Corporation, Konan-shi, Shiga, JP;
Tsubakimoto Kogyo Co. Ltd., Osaka-shi, Osaka, JP;
Katsuzo Kamada, Konan, JP;
AKUSESU CORPORATION, Konan-shi, JP;
TSUBAKIMOTO KOGYO CO. LTD., Osaka, JP;
Abstract
A coupling instrument is provided that can easily attach or detach a main body to or from a cleaning part in a cleaning device. The coupling instrument includes a first coupling member including a bulging part having a slant part. A side peripheral part of the slant part is tapered toward a tip thereof. A first protruding part is formed in a protruding manner around the bulging part. The coupling instrument further includes a second coupling member including a fitted part in which the bulging part can be loosely fitted, and a second protruding part formed in a protruding manner around the fitted part. The second protruding part is adjacent to the first protruding part; and the second coupling member has a plurality of engaging parts arranged around the fitted part.