Circular saw blade

Details Circular saw blade Circular saw blade

2005-08-23

2005-08-23

Choi, Stephen (Department: 3724)

Cutting

Tool or tool with support

Toothed blade or tooth therefor

C083S835000, C083S846000, C083S849000

Reexamination Certificate

active

06931975

ABSTRACT:
A circular saw blade includes a generally circular blade portion and a plurality of spaced apart teeth attached to the circular blade portion. Each tooth extends outwardly and upwardly from the circular blade portion. Each tooth has a leading edge and a dimple formed therein proximate to a leading edge. Each tooth has a positive rake. Preferably the positive rake is in a range of between about 20 and about 45 degrees.

REFERENCES:
patent: 2972364 (1961-02-01), Standal
patent: 3261384 (1966-07-01), Henderson
patent: 4222298 (1980-09-01), James
patent: 4765217 (1988-08-01), Ludwig
patent: 4817692 (1989-04-01), Denis
patent: 4848205 (1989-07-01), Suzuki et al.
patent: 4867026 (1989-09-01), Henning et al.
patent: 5261306 (1993-11-01), Morey et al.
patent: 5481952 (1996-01-01), MacLennan
patent: 57201121 (1982-12-01), None
patent: 62277216 (1987-12-01), None

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