| 摘要 |
PROBLEM TO BE SOLVED: To provide an interphone system capable of easily executing connection of a connection line and a power cord from each unit to a room master unit and eliminating the need for a separate cover for an AC quick connection terminal. SOLUTION: A swollen part 11 contained in a switch box provided on a wall face is formed to a rear side of a housing 10 of the living room master unit and part of which is formed removably as a terminal board 13. The AC quick terminal 14 is arranged in the swollen part 11 enclosed by a terminal board 13, and a guide groove 27 for guiding the connected power cord is formed to a swollen part rear side 11a adjacent to the terminal board 13. The terminal board 13 is provided with a claw chip 18 engaged with the swollen part rear side 11a, a claw support 19 is provided to the corresponding swollen part 11, the both are engaged with each other and thereafter, a recessed part 23a is provided to a rear part of the terminal board for mount through a revolving operation, and a projection 23b is provided to a notch 11b of the swollen part. COPYRIGHT: (C)2006,JPO&NCIPI
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