Elevator counterweight block

The invention discloses an elevator counterweight block. The elevator counterweight block comprises an outer housing body and an inner housing body, wherein a gas cavity is arranged between the outer housing body and the inner housing body; the gas cavity communicates with the outer part of the oute...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	REN WENHAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
Online-Zugang:	Volltext bestellen
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