| 摘要 |
PROBLEM TO BE SOLVED: To provide an adapter fitted consolidatedly in a conventional socket wrench for slackening a screw, structured so that a versatile L-wrench available at hand can be inserted into the conventional socket wrench, capable of being prevented from slipping off the L-wrench. SOLUTION: The L-wrench 5 inserted into a connection socket hole in the head part of this adapter 1 fitted in the socket wrench 10 is grasped by the mechanism of the connection socket hole 10. COPYRIGHT: (C)2007,JPO&INPIT
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