Rotary insulated saw blade
First Claim
1. A saw blade comprising a generally circular inner metallic portion having an axial arbor bore extending therethrough, an outer metallic ring having saw teeth formed thereon spaced outwardly of the outer edge of said inner portion, and a plastic insulating ring rigidly connecting said inner portion and said outer ring.
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Accused Products
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.
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Citations
3 Claims
- 1. A saw blade comprising a generally circular inner metallic portion having an axial arbor bore extending therethrough, an outer metallic ring having saw teeth formed thereon spaced outwardly of the outer edge of said inner portion, and a plastic insulating ring rigidly connecting said inner portion and said outer ring.
Specification