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:
Apr. 23, 1996
Filed:
Aug. 19, 1994
Applicant:
Inventor:
Tsunekazu Yamauchi, Aichi, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 58682 ; 192 58684 ; 192 / ;
Abstract
A viscous fluid coupling includes a labyrinth device for transmitting rotational torque from an input member to an output member through viscous fluid and a temperature sensing bi-metal spiral spring element for controlling a flow of the viscous fluid toward the labyrinth device. A part of the spring element located outside with respect to a part for supporting a concentrated part of the stress in the spring element is welded to a holder plate.
Yamauchi, Tsunekazu. (1996). Viscous fluid coupling (U.S. Patent No. 5509516). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5509516
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile