| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problem of wasting working time such as fixing or detaching a ruler body in no use of a conventional ruler for an electric circular saw where the ruler serves as a guide with projecting to an electric circular saw bottom plate. <P>SOLUTION: This invention enables other works to be done while attaching the ruler by rotating and lifting upward a guide portion that was fixed in the past and by dispensing with a projection on a circular saw body bottom plate. <P>COPYRIGHT: (C)2012,JPO&INPIT |
