Patent ID: 8276281
Filing Date: 2012-10-02
Classification: B23D,B27B

Abstract:
1. A circular saw comprising: a housing; a motor mounted in the housing; a base plate mounted below the housing; a saw blade having a rotation center in driving coupling with the motor and having a portion projecting below the base plate, the saw blade being tiltable with respect to the base plate; an alignment indication assembly coupled to the housing and having an indication member with an indicating end; wherein the indication member is movable in relation to the rotation center of the saw blade in order to maintain the indicating end in line with the saw blade when the saw blade is being tilted; wherein the alignment indication assembly comprises an urging mechanism coupled to the housing and engaging the indication member to induce the movement of the indication member relative to the rotation center as the saw blade is being tilted; and wherein the urging mechanism comprises a fixed member immovable relative to the rotation center of the saw blade and defining a groove for receiving the indication member, and an elastic member arranged between the fixed member and the indication member for applying a biasing force to the indication member.