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:
Aug. 06, 1991
Filed:
Mar. 19, 1990
Applicant:
Inventor:
David L Durfee, Jr, Meadville, PA (US);
Assignee:
Durfee, Susan, Meadville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
269282 ; 269279 ; 269281 ; 269271 ; 269280 ;
Abstract
A holding device or lock in a machining vise for positioning plates including parallels and angles wherein the positioning plate is provided with a cleat extending from the rear surface along the bottom edge thereof. The plates are held in place by spring loaded engaging members. A recess in the machining vise, complementary in shape to the cleat, may be provided.