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:
Oct. 29, 1996
Filed:
Jul. 28, 1994
Applicant:
Inventors:
Kouichi Sakai, Zama, JP;
Shuhei Aoki, Hiratsuka, JP;
Shigenori Murata, Hiratsuka, JP;
Hayato Oumi, Chigasaki, JP;
Hiroshi Suzuki, Yokohama, JP;
Assignee:
NSK, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
474110 ; 474133 ;
Abstract
An autotensioner for use in applying a tension to a moving belt, having a damper apparatus which can follow a sudden change in tension of the belt by improving the piston and plunger structure of the damper apparatus so that the viscous fluid has a liquid surface kept high even when the plunger rises its uppermost position to prevent air from entering underneath the piston.
Sakai, Kouichi. (1996). Damper apparatus for an autotensioner (U.S. Patent No. 5569105). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5569105
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile