Single preloading device of multipoint mode steel strand wires

The utility model provides a single preloading device of multipoint mode steel strand wires, has a plurality of pretension jack, and the hydro -cylinder of pretension jack uses the fastener assembly to fix to structure preceding, the rear end parallel and level, and the two -way piston of every hydr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI JIANLAN, WU SONGLIN, TANG YAQI, JIANG FULEI, ZENG SHIRONG, WEI XUEYING, XIAO YUN, YU JINYONG, DONG CHENGWU, HUANG TINGGUANG, ZHANG ZHENGSHUN, LUO XINGJIAN, SHI FEIYANG, LUO YIZHONG, TANG ZUWEN, FENG DAKANG, AO SUO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE 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 REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHUTTERING TRANSPORTING
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