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:
Jul. 30, 1991
Filed:
Feb. 23, 1990
Applicant:
Inventors:
Horst T Kaufhold, Chicago, IL (US);
Russell G Altherr, Munster, IN (US);
Assignee:
AMSTED Industries Incorporated, Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61G / ; B61G / ;
U.S. Cl.
CPC ...
213 50 ; 213 / ;
Abstract
A gravity wedge shim includes a cavity and aperture at the top thereof and a lifting tool is extended through an opening in a sill ceiling above the wedge, inserted into the aperture and twisted so as to engage the wedge for lifting same.