Rolling and sliding device for installation and traction of steel truss girder

The invention belongs to the technical field of steel truss girder construction, and particularly relates to a rolling sliding device for steel truss girder installation traction, which comprises a tank trolley body, sound-light alarm lamps which are symmetrically distributed are fixedly installed o...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GUO XIAOKANG, ZHANG SHENG, TAO JIQING, ZHOU ANKANG, QIAN XIN, HE JINLONG, LIU FANGWEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING
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