Patent ID: 8499466
Filing Date: 2013-08-06
Classification: B23Q

Abstract:
1. A ruler tool comprising: a main guide frame having a guide portion in each portion facing each other; a first guide frame having a guide portion positioned in parallel to one guide portion of the main guide frame and operated to guide a tool in an extending direction in cooperation with the guide portion; a second guide frame having a guide portion positioned in parallel to another guide portion of the main guide frame and operated to guide a tool in an extending direction in cooperation with the guide portion; and a pair of fences each securing each of the guide frames with a predetermined interval being set among the guide frames so as to hold the tools, in a sandwiched manner, among the guide portion of the main guide frame, the guide portion of the first guide frame and, the second guide portion of the second guide frame, wherein each of the fences is mounted in a manner to face each other so as to be apart by a distance of more than a range of working by the tools for a member to be worked and at least one side portion of each of the guide frames is overhung outside a predetermined distance from one of the fences and is secured and an abutment surface and positioning groove are formed to support a member to be worked at a predetermined angle inside the one of the fences, wherein the pair of fences is secured to a plate-shaped base member, and wherein an extending base member having the same thickness as that of the base member and configured to be slid to the side surface of the base member and an inclined fence disposed on an upper surface of the base member and having a supporting surface member to be worked configured to be adjustable for angles relative to an inner wall of at least one of the pair of fences are mounted on the side of the base member.