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:
Dec. 23, 1980
Filed:
Feb. 08, 1979
Applicant:
Inventor:
Jorma Tuomaala, Karhula, FI;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27B / ;
U.S. Cl.
CPC ...
83848 ; 83835 ;
Abstract
A circular saw blade is divided into sectors through slots extending from the periphery toward the hub part so that adjacent sectors have appreciably different natural frequencies. The sectors damp one another's vibration so that the blade's function is stabilized.