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VERSCHIEBUNGSMESSER

Patentnummer:EP3355025B1
IPC Hauptklasse:G01B5/00
Anmelder:ISHIKAWA TERUKO (1)
JASTI CO LTD (1)
JASTI CO LTD (1)
TERUKO ISHIKAWA (1)
石川 輝子 (1)
石川辉子 (1)
이시카와 테루코 (1)
Erfinder:OZAWA YOSHIHIRO (1)
Anmeldung:12.04.17
Patenterteilung:10.11.21
Einspruch bis:10.08.22

Abstract / Hauptanspruch
A displacement measuring device includes: a probe configured to have a telescopic structure that is capable of extending and contracting as a whole; and a measuring unit configured to measure a displacement of a front end relative to a base end of the probe, the probe includes a single cylindrical body or a plurality of cylindrical bodies having diameters different from each other and a columnar or cylindrical front end member that is movably inserted into the single cylindrical body or the cylindrical body having the smallest diameter of the plurality of cylindrical bodies and of which a front end is mounted to a displacement measuring object, and the single or the plurality of cylindrical bodies and the front end member have a rotation applying mechanism that applies a rotation movement in conjunction with a forward/backward movement when the inner cylindrical body or the front end member moves forward/backward relative to the outer cylindrical body in an extension and contraction direction.


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