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, 1991
Filed:
Oct. 05, 1990
Applicant:
Inventor:
Georg Kwoka, Siegburg, DE;
Assignee:
Viscodrive GmbH, Lohmar, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 / ; 74650 ;
Abstract
The coupling has a hub (2) rotatable in a housing (3) at least partially filled with viscous fluid. Two sets of plates (7, 10) are non-rotatably attached to the hub and the housing and alternate in the housing in an overlapping relationship. One set of plates (7) of the coupling (1) comprises segments (14) which are uniformly inclined in one direction and which contact corresponding plates (10) of the other set.
Kwoka, Georg. (1991). Fluid friction coupling (U.S. Patent No. 5060775). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5060775
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile