Cutting – Tool or tool with support – Toothed blade or tooth therefor
Patent
1975-07-11
1976-10-19
Spruill, Robert Louis
Cutting
Tool or tool with support
Toothed blade or tooth therefor
B27B 3302, B23D 6102
Patent
active
039864219
ABSTRACT:
The present invention relates to an improvement in the configuration of concave saw teeth of a circular saw. More particularly, the present invention comprises an inverse, half-conical, varying radius raking surface for a concave saw tooth of a circular saw.
REFERENCES:
patent: 192090 (1877-06-01), Spaulding
patent: 2648360 (1953-08-01), Pall
patent: 3362446 (1968-01-01), Potomak
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