Patent ID: 7617754

Claim:
A sawing machine having an angle indicator comprising: a worktable, a pivot shaft, a saw blade holder fastened to said pivot shaft as the pivoting center thereof, pivoted relatively to said worktable so as to synchronously rotate said pivot shaft and having a motor, a saw blade connected to said saw blade holder, rotatable by said motor and passing through said worktable, and an angle indicator, said angle indicator comprising: an angle indicating member having an index zone, a belt on which said index zone is marked, and a guiding member over which said belt runs and by which said belt is tensed, said guiding member comprising two rollers located apart beyond each of two opposite sides of said pivot shaft and two locating members on which said rollers respectively are slipped; a following member fixed on said pivot shaft and connected to said angle indicating member; and a cover covering said angle indicating member and provided with an arched face, wherein the radius of said arched face corresponds to the pivoting radius of said following member, wherein at least one of said locating members has a body portion on which said roller is slipped, and a rear-end portion connecting with the body portion and provided with a thread, wherein said saw blade is moved with said saw blade holder, and said following member is pivoted with said saw blade holder by said pivot shaft to result in movement of said index zone of said angle indicating member when said saw blade holder pivots, so that the displacement of said index zone of said angle indicating member corresponds to the movement of said saw blade.