In-pipe diameter measuring device

The invention relates to the technical field of measurement, and discloses an in-pipe diameter measuring device which comprises a cart, a controller is fixedly connected to the cart, a motor is fixedly connected to the telescopic end of a second electric push rod on the cart, and an output shaft of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHONG XIUWEN, ZHANG SHUJUAN, HAO YOUWEI, YANG CHANGWEI, ZHANG XIAOLIN, YU YANLI, LIANG HUITING, SHEN LING, ZHU XIANFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS PHYSICS TESTING
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