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:
Jan. 13, 2009
Filed:
Apr. 17, 2008
Seiki Miura, Okayama, JP;
Takumi Nishimoto, Okayama, JP;
Seiki Miura, Okayama, JP;
Takumi Nishimoto, Okayama, JP;
Panasonic Corporation, Osaka, JP;
Abstract
Rotary bodyis provided with storing holeE,F in two positions point-symmetrical to the rotational center at the upper part of flangeC, and retainershaving steel ballsA,B, steel ball receiving holesA,A, coil springsA,B are stored therein from the opening side in order, and steel ball receiving holeA of one retaineris provided with a tolerance that enables steel ballA to slightly move in the horizontal direction, and click plateon which steel ballsA,B are resiliently contacted is disposed between rotary bodyand bearing, and as a result, it is possible to maintain rhythmical clicking and clicking sound even in case of repeating the rotating operation.