High impact resistant carbide tip for a circular saw
OwnerKenneth L. Collettinventor
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Abstract
An improved cutting tooth for a circular saw of the type commonly used to cut the bark off raw logs comprising a crescent shaped steel bit and a wedge shaped cutting tip affixed to an upper portion of the bit wherein the cutting tip is composed of a high impact resistant carbide alloy consisting essentially of a blend of 83.5% tungsten carbide, 16% cobalt and 0.5% tantalum carbide.
Claims4
An improved cutting tooth for a circular saw of the type commonly used to cut raw logs comprising a crescent shaped steel bit and a wedge shaped cutting tip affixed to an upper portion of said bit wherein said cutting tip is composed of a high impact resistant carbide alloy consisting essentially of a mixture of 83.5% tungsten carbide, 16% cobalt and 0.5% tantalum carbide, said bit being disposed in said circular saw so that said cutting tip has a hook with a positive angle of about 37.degree. with respect to the radius of said saw.
Dependencies are inferred from the claim text.