Patent ID: 6708594
Filing Date: 2004-03-23
Classification: B23D,Y10T

Abstract:
A circular saw comprising:tips fixed to a plurality of teeth projecting radially outwardly from the outer circumference of a disk-shaped saw blade body, wherein a side cutting edge, which has an inflection point at a portion at which the side cutting edge projects laterally to the greatest distance in a front view of the tip, has a negative radial clearance angle of not less than âˆ’1Â° but less than 0Â° in the vicinity of the inflection point of the side cutting edge and on the outer circumferential side with respect to the inflection point, and a positive radial clearance angle greater than 0Â° but less than 1Â° in the vicinity of the inflection point of the side cutting edge and on the inner circumferential side with respect to the inflection point.