Hydraulic elevator for underground pipeline installation

According to the technical scheme, the hydraulic elevator for underground pipeline installation comprises a vertical beam 10, a base 20, a lifting frame 30 and a hydraulic motor 40, the base is installed on an underground trackless trundle vehicle 50, the vertical beam is installed on the base, and...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHENG GUANGHUI, ZHU TAO, YUAN XIAOHAO, SU JIMIN, CHEN TIELIANG, DUAN CHENGJUN, DENG WEIQIANG, LIU KAIWEN, CHEN DONGDONG, YUAN YIHANG, CHEN SICHENG, LI XIANHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	HAULING HOISTING HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDEDFOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCEDIRECTLY TO THE SURFACE OF A LOAD LIFTING PERFORMING OPERATIONS TRANSPORTING
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