| 摘要 |
PROBLEM TO BE SOLVED: To make it possible to surely prevent a battery connector from being forgotten to connect in an alarm unit composed of a sensitive head and a base.SOLUTION: Preventive means 12 for a battery connector from being forgotten to connect includes: an operation lid 12a for opening/closing a battery connector insertion hole 11k provided with a sensitive head 11; and an actuation piece 12b that is coupled with the operation lid 12a to move from a coupling operation inhibition position to a coupling operation permission position in conjunction with the opening operation. In a base 10, a contact part 10d is formed that blocks coupling operation of the base 10 with the sensitive head 11 in accordance with the coupling operation inhibition position of the actuation piece 12b. |
