Patent ID: 9126275
Filing Date: 2015-09-08
Classification: B23D,B27G,Y10T

Abstract:
1. A circular saw, comprising: a machine base; a sliding unit comprising a slide shaft and a stationary mount, said slide shaft being axially inserted through said machine base, said stationary mount comprising a mounting portion fixedly mounted at one end of said slide shaft for enabling said stationary mount to be driven by said slide shaft to move relative to said machine base, said mounting portion of said stationary mount comprising a front side remote from said sliding shaft, said front side defining a datum plane; and a cutting unit comprising a supporting arm and a saw blade, said supporting arm being pivotally connected to said stationary mount, said saw blade being pivotally connected to said supporting arm and movable by said supporting arm up and down relative to said datum plane between an upper limit position and a lower limit position, said saw blade intersecting with said datum plane or kept in a tangential relationship relative to said datum plane when said saw blade reaches said lower limit position; said datum plane extending substantially perpendicular to an extending direction of said slide shaft; wherein said mounting portion of said stationary mount comprises a rear side opposite to said front side, said rear side defining a rear plane adjacent to said slide shaft, and said rear plane extending substantially parallel to said datum plane; and wherein said stationary mount of said sliding unit comprises an extension portion extending away from said mounting portion in a direction along the extending direction of said slide shaft and away from said rear side.