Circular saw blade with heat vents

- Black & Decker Inc.
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Description

FIG. 1 is a top plan view of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the bottom plan view being a mirror image thereof;

FIG. 2 is an edge elevational view of the circular saw blade with heat vents of FIG. 1;

FIG. 3 is a top plan view of a second embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the bottom plan view being a mirror image thereof;

FIG. 4 is an edge elevational view of the circular saw blade with heat vents of FIG. 3;

FIG. 5 is a top plan view of a third embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the bottom plan view being a mirror image thereof;

FIG. 6 is an edge elevational view of the circular saw blade with heat vents of FIG. 5;

FIG. 7 is a top plan view of a fourth embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the bottom plan view being a mirror image thereof;

FIG. 8 is an edge elevation view of the circular saw blade with heat vents of FIG. 7;

FIG. 9 is a top plan view of the fifth embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the bottom plan view being a mirror image thereof;

FIG. 10 is an edge elevation view of the circular saw blade with heat vents of FIG. 9;

FIG. 11 is a top plan view of a sixth embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the bottom plan view being a mirror image thereof;

FIG. 12 is an edge elevation view of the circular saw blade with heat vents of FIG. 11;

FIG. 13 is a top plan view of a seventh embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the edge view thereof being substantially the same as FIG. 10, and the bottom plan view being a mirror image thereof;

FIG. 14 is a top plan view of an eighth embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the edge view thereof being substantially the same as FIG. 10, and the bottom plan view being a mirror image thereof; and,

FIG. 15 is a top plan view of a ninth embodiment of a circular saw blade with heat vents in accordance with the invention disclosed and claimed herein, the edge view thereof being substantially the same as FIG. 10, and the bottom plan view being a mirror image thereof.

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Other references
  • Sears Craftsman Cut-off Blade, #2 on p. 24, Sears Craftsman Tool Catalog, Jul. 31, 1980. "Euro-Rip" Ripping Saw blade, top illustration, Amana Tool Corp. Catalog, .COPYRGT. 1993, p. 66. CMT Tools' Premium Industrial Grade Carbide Blade, advertisement top right & left corners of p. 107, Fine Woodworking Magazine, Jan./Feb. 1993.
Patent History
Patent number: D382786
Type: Grant
Filed: Mar 2, 1995
Date of Patent: Aug 26, 1997
Assignee: Black & Decker Inc. (Newark, DE)
Inventors: Nicholas E. Achterberg (Cockeysville, MD), George W. Cowman (Monkton, MD), Russell M. Timmons (Lutherville, MD)
Primary Examiner: James Gandy
Assistant Examiner: Robert M. Spear
Attorneys: Charles E. Yocum, Dennis A. Dearing, John D. Del Ponti
Application Number: 0/35,566
Classifications
Current U.S. Class: D 8/70
International Classification: 0803;