| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a clamp-on sensor which can be attached and removed simply and safely and which can maintain a lock state irrespective of its usage frequency and its usage time. <P>SOLUTION: A lock means 4 which is composed of a lock arm 41 and a lock part 42 is installed on the base end side (the bottom part) of clamp arms 21, 22 whose free end sides can be opened and closed, a spring 412 which is curved to be U-shaped is installed on the free end side of the lock arm 41, the spring 412 is engaged with the lock 42, and the clamp arm 21 is always spring-urged to its closing direction. <P>COPYRIGHT: (C)2003,JPO</p> |
