PRE-LOADING JACK FOR RETAINING WALL

The present invention relates to a preload jack of a support means installed between a wale and a retaining wall so that a back earth pressure can be safely transmitted to a strut. The preload jack for supporting a retaining wall comprises: a cylindrical hydraulic body inside which a hydraulic chamb...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MIN, BYOUNG CHAN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS 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 HYDRAULIC ENGINEERING LIFTING PERFORMING OPERATIONS SOIL SHIFTING TRANSPORTING UNDERGROUND OR UNDERWATER STRUCTURES
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