| 摘要 |
PROBLEM TO BE SOLVED: To provide a compound wall socket which enables the low-cost, easy and short-time transfer of gas, electricity, drainage or the like in a portable kitchen device with installed equipment items and the favorable connection with the equipment items. SOLUTION: The compound wall socket 2 is incorporated at a plurality of positions on the floor 1 or the wall in living space and has connection ports leading to at least two or more pathways among a gas supply pathway, an electricity supply pathway, a water supply pathway, a hot water supply pathway, a drainage pathway and an exhaust pathway. It is installed in a portable equipment device 3 which can move in the living space, and has connection ports which detachably connect with an equipment-side connector 5 which is connected with an equipment 4 responding to one of the pathways. COPYRIGHT: (C)2007,JPO&INPIT
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