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. 16, 1978
Filed:
Jan. 17, 1977
Applicant:
Inventors:
Peter Alfred Czerner, Trumbull, CT (US);
Michael John Marchetti, Bridgeport, CT (US);
Assignee:
Sperry Rand Corporation, Bridgeport, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B26B / ;
U.S. Cl.
CPC ...
30 341 ; 30 4392 ;
Abstract
A cutter head assembly for a foil type electric dry shaver wherein the outer cutter foil is provided with a plurality of bowed arcuate outer cutting surfaces and wherein the inner cutter assembly comprises a balanced arrangement of individual blade members each having a plurality of arcuate cutting edges for engagement with the undersurface of the bowed arcuate outer cutting foil.