Rotary insulated saw blade

Details Rotary insulated saw blade Rotary insulated saw blade

1976-07-21

1977-05-31

Schran, Donald R.

Cutting

Tool or tool with support

Toothed blade or tooth therefor

83838, 83676, 83 58, 83DIG1, B23B 6102, B27B 3308

Patent

active

040261778

ABSTRACT:
An insulated saw blade for use with the automatic safety brake for rotary blade equipment, U.S. Pat. No. 3,785,230, to stabilize the capacitance field produced by the blade. The blade has an inner metallic part which is secured to the arbor of the saw an insulating ring rigidly secured to the inner part and extending completely therearound and an outer metallic ring rigidly secured to the insulating ring and having the saw teeth formed thereon. The insulating ring has a roughened surface on its opposite sides to assist in gripping the brake when applied thereto.

REFERENCES:
patent: 640279 (1900-01-01), Dickerson
patent: 3306149 (1967-02-01), John
patent: 3785230 (1974-01-01), Lokey

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