JP2002264101A5 - - Google Patents

Claims (2)

A main body with a built-in electric motor, a saw blade rotatably supported by the main body and driven to rotate by the electric motor, and a structure attached to the lower portion of the main body so that a part of the saw blade can protrude from the bottom surface; A base that slides on a workpiece, a fulcrum part that connects the main body and the base, and a bevel plate that is provided on the base or the main body and has an arc-shaped elongated hole centered on the fulcrum part And a fastening member for connecting the bevel plate and a connecting member provided on the main body or the base through an elongated hole of the bevel plate, and the base is connected to the fulcrum portion with respect to the main body. In the portable circular saw machine in which the angle between the saw blade and the base bottom surface can be adjusted by rotating about a first fulcrum, the elongated hole of the bevel plate has a first elongated hole having a large diameter, and the first Connected with long hole By a second elongated hole smaller diameter than the diameter of the first long hole, the first elongated hole has the coupling member when the angle is 45 degrees and the base bottom surface and the saw blade A portable circular saw machine having an abutting end.   The fastening member includes a bolt that is non-rotatably engaged with a connecting hole extending in a radial direction centered on the fulcrum portion and movably engaged in a radial direction centered on the fulcrum portion, and the bolt and screw. The portable circular saw machine according to claim 1, further comprising a butterfly nut to be fitted.