| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a noncontact liquid level sensor capable of simply attaching a cylindrical holder and a float arm to a frame, at low working cost. Ž<P>SOLUTION: In this noncontact liquid level sensor 30, a tip part 33b, of a float arm 33 formed by mounting a shaft part 33a on an arm shaft holding part 53 is inserted into an arm-end holding notch 52 of one slip-out preventing piece 50 facing to a circular hole 48 of a pair of slip-out preventing pieces 50, 51 stored respectively in a first clearance 43 and a second clearance 36 by the rotation of the cylindrical holder 32. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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