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:
Jun. 05, 2012
Filed:
May. 27, 2009
Shinichirou Satou, Hitachinaka, JP;
Hideki Yamada, Hitachinaka, JP;
Tsukasa Suzuura, Hitachinaka, JP;
Shinichirou Satou, Hitachinaka, JP;
Hideki Yamada, Hitachinaka, JP;
Tsukasa Suzuura, Hitachinaka, JP;
Hitachi Koki Co., Ltd., Tokyo, JP;
Abstract
A spring clutch mechanism for transmitting a driving force of a driving part to a driven part, including a first part, a second part, and a spring disposed between the first part and the second part. The first part is connected to the driven part. The second part is connected to the driving part and is rotatable relative to the first part coaxially therewith. The first part has a first end provided with a frusto-conical portion having a first tapered surface, and the second part has a second end formed with a recess provided with a second tapered surface in contact with the first tapered surface. the first part and the second part are aligned linearly and coaxially in a state that the first end is inserted into the second end maintaining contact of the first tapered surface with the second tapered surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile