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. 26, 1991
Filed:
Feb. 12, 1990
Applicant:
Inventors:
Jack W Shirlin, Garden City, MI (US);
Robert T Kaiser, Dearborn, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81 45 ; 30169 ;
Abstract
Apparatus for removing roof shingles includes an elongated body having a handle at the upper end and a pivotally connected lift plate at the lower end. A piston and cylinder actuator mounted on the body and activated by a trigger mounted on the handle. A lift plate is pivotally mounted on the lower end of the body. A toggle linkage connects the actuator to the lift plate for pivoting the forward edge of the plate about a heel structure under the lift plate.