| 摘要 |
PROBLEM TO BE SOLVED: To provide an adapter plug which can be adapted to various kinds of wall receptacles of different types, making the usage of electric apparatus carried for overseas travel more convenient. SOLUTION: The adaptor plug is characterised in that a plurality of pins 6 are arranged in an inner cylindrical case 3 housed in an outer cylindrical case 1, and an end part 9a of an operation arm protrusively formed on respective pins are engaged with a vertical groove hole 10 formed on the outer cylindrical case, and made to protrude outside the case, a locking edge part 12 at the front end part of an operation sleeve 11 arranged between the outer cylindrical case and the inner cylindrical case is made to face the front side of the end part of an operation arm, and the end part of a locking body 13 protrusively arranged on the operation sleeve is made to face the end part of the operation arm of the pins corresponding to the wall socket of specified type at a position positioned in the peripheral direction of the operation sleeve, and the pin corresponding to the wall socket of a specified type is made to protrude toward the front face of the outer cylindrical case by the forward movement of the operation sleeve. COPYRIGHT: (C)2005,JPO&NCIPI
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