| 摘要 |
PROBLEM TO BE SOLVED: To realize not only use of a device body in an automobile but also use in an indoor or the like by removing it by simple operation. SOLUTION: The device body 2 mounted in a mounting space part 18 against a cradle 3 having appearance specification of DIN specification value is retained by a lock mechanism 11 and is electrically connected to a main device 4 through a relatively connected first connector 9 and a second connector 23. The plurality of device bodies 2 having different appearance specification or the like are selected, if required, by a user or desire and are attached/detached to the cradle 3. Thereby, interchangeable use is realized. Use against the main device installed in a residence or the like is also realized. COPYRIGHT: (C)2005,JPO&NCIPI
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