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. 08, 1989
Filed:
Oct. 07, 1987
Applicant:
Inventors:
Richard B Decker, Vermilion, OH (US);
Richard P Bozzi, Vermilion, OH (US);
Assignee:
Bettcher Industries, Inc., Birmingham, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26B / ;
U.S. Cl.
CPC ...
30276 ; 30264 ; 30286 ; 17 / ;
Abstract
A hand knife 20 of the type used for trimming meat with a rotary gear-driven ring-like blade 34 guided by a ring-like housing 30 and retained by a pivoted retainer 36. The blade has a concave inner surface 96, a peripheral retaining groove 45 with a frusto-conical surface 90, and a reduced diameter outer cylindrical surface 93 to accommodate the retainer. An improved adjusting knob 124 and securing member 40 hold the retainer 36 in proper position.