Safety protection device for elevator maintenance

A safety protection device for elevator maintenance comprises two guardrail plate assemblies, each guardrail plate assembly comprises a wall connecting frame and a guardrail plate, each wall connecting frame is provided with an electromagnetic adsorption device and a positioning table, and each elec...

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Bibliographische Detailangaben
Hauptverfasser:	QIAN HUIHUA, QIAN JIANMING, TAO ZHIYAO
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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