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. 22, 1991
Filed:
Mar. 11, 1991
Applicant:
Inventor:
Thomas G Lawrence, Clarkston, MI (US);
Assignee:
Chrysler Corporation, Highland Park, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
1231 / ; 1235591 ;
Abstract
For an internal combustion engine with a high speed air pump, an improved frictional drive including a drum drive member having an internal cylindrical track adapted to engage the shaft of a high speed pump in frictional driving relationship. The drum is rotated by an engine crankshaft through a belt/pulley arrangement including a belt tensioning device which tends to bias the drum against the shaft to generate a strong engagement force between the drum and pump shaft.
Quick Actions:
Lawrence, Thomas. (1991). Engine air pump with speed drum drive (U.S. Patent No. 5058546). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5058546
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile