Device for guaranteeing thickness of beam bottom steel bar protection layer

The utility model discloses a device for ensuring the thickness of a beam bottom steel bar protection layer, which comprises a supporting steel bar for penetrating through a beam steel top steel bar,a hoisting mechanism for hoisting the supporting steel bar and a fixing mechanism for fixing the supp...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI SHUNWEI, QIN XIAOJUN, CUI WEIYA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING BUILDING MATERIALS CRANES FIXED CONSTRUCTIONS HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS STRUCTURAL ELEMENTS TRANSPORTING
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