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. 17, 1992
Filed:
Jan. 18, 1991
Applicant:
Inventors:
Jonathan D Blake, Shrewsbury, MA (US);
Vincent A Piucci, Jr, Spencer, MA (US);
Assignee:
Stanley-Parker, Inc., Worcester, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81 581 ; 811771 ; 1611 / ;
Abstract
A ratchet spinner comprises a centrally apertured disk with a serrated peripheral edge. An integral segmented collar surrounds the central disk aperture and protrudes axially therefrom. The segmented collar defines a plurality of flat sided flanges arranged tangentially with respect to the circumference of the central aperture.