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:
Mar. 01, 1994
Filed:
Jul. 09, 1993
Applicant:
Inventor:
William J Hurr, Graz, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
123 9017 ; 123 9018 ; 7456 / ;
Abstract
To permit axial shifting of a camshaft dependent on its angle of rotation, a shifting device is used which includes a shifting profile made up of two guide grooves which are configured as oppositely oriented helixes and end in ring-shaped idling grooves, and further includes an engaging element which may be introduced into the guide grooves by an activating element.
Hurr, William. (1994). Combustion engine with at least one camshaft which can be shifted axially (U.S. Patent No. 5289806). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5289806
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile