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:
Nov. 20, 1984
Filed:
Aug. 26, 1982
Applicant:
Inventor:
Michael C Maryonovich, Whitefish Bay, WI (US);
Assignee:
Masco Corporation, Taylor, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B66F / ;
U.S. Cl.
CPC ...
254103 ; 74609 ;
Abstract
A lifting jack having a first tubular frame member, a second tubular frame member movably interconnected coaxially with the first frame member, and a selectively operable drive mechanism for moving the second frame member relative to the first frame member. The drive mechanism includes a shaft and a bracket fastened to the second frame member and having two aligned apertures for pivotally mounting a shaft. A protective cover is provided for the drive mechanism and is removably fastened to the shaft.