| 摘要 |
<P>PROBLEM TO BE SOLVED: To easily mount a wall hanging type alarm on a wall face through a screw such as a general wood screw, and to prevent it from falling at the same time. Ž<P>SOLUTION: A base section 11 of an alarm 1 is formed with an through-hole 13 into which the head of the screw 21 can be inserted at the peripheral section of a mounting face 18, and extended with a mounting part 15 communicated with the through-hole 13, and formed with an oblong hole 14 through which only the cervix of the screw 21 can pass, and a body part 12 is formed with an outer peripheral wall 19 corresponding to the peripheral section of the mounting face 18, and when a body part 12 is assembled into the base section 11, an outer peripheral wall 19 is made to cross the communicating section of the through-hole 13 and the oblong hole 14. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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