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:
May. 12, 1981
Filed:
Sep. 21, 1978
Applicant:
Inventors:
Wallace F Mitchell, Mettawa, IL (US);
Arthur Kamin, Lake Villa, IL (US);
Assignee:
Ammco Tools, Inc., North Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
82 / ; 82 / ; 188 / ;
Abstract
Vibration of a rotating disc is dampened by means of a pair of weights which respectively lie in inclined tracks and are held against the opposite faces of the disc by the force of gravity.