Patent ID: 6813983
Filing Date: 2004-11-09
Classification: B23D,B27B,B27G,F16P,Y10S,Y10T

Abstract:
A miter saw comprising:a base assembly defining a cutting zone and configured to support workpieces in the cutting zone; a pivot arm coupled to the base assembly and selectively moveable toward and away from the cutting zone; a motor assembly; a rotatable arbor supported by the pivot arm and driven by the motor assembly; a rotatable blade mounted on the arbor and configured to cut workpieces supported within the cutting zone; a detection system configured to detect one or more dangerous conditions between a person and the blade; and reaction means for urging the pivot arm away from the base assembly upon detection by the detection system of the one or more dangerous conditions; where the reaction means includes a brace member and retraction means for gripping the brace member and for urging the pivot arm upward away from the base assembly when the detection system detects the one or more dangerous conditions between a person and the blade; where the brace member is coupled to the tilt mechanism and the retraction means; and where the retraction means is coupled to the pivot arm.