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:
Feb. 21, 2023
Filed:
Dec. 27, 2017
Applicant:
Black & Decker Inc., New Britain, CT (US);
Inventors:
Matthew C. Green, Amherst, MA (US);
Stephen A. Hampton, East Longmeadow, MA (US);
William B. Korb, Broad Brook, CT (US);
Assignee:
Black & Decker Inc., New Britain, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23D 61/12 (2006.01);
U.S. Cl.
CPC ...
B23D 61/121 (2013.01); B23D 61/128 (2013.01);
Abstract
A recip blade has a cutting edge defining a cutting direction and a repeating pattern of cutting teeth. Each repeating pattern includes (i) a leading tooth with respect to the cutting direction that includes a rake face defining a first rake angle that is negative, and (ii) a trailing tooth following the leading tooth with respect to the cutting direction that includes a rake face defining a second rake angle that is less negative than the first rake angle.