Beam -pumping unit safety belt fixing device

The utility model provides a beam -pumping unit safety belt fixing device, including first magnetic base and second magnetic base, be equipped with first magnetic force switch and first stay cord link on the first magnetic base, be equipped with second magnetic force switch and second stay cord link...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG JUN, CAO YE, WANG BAOTAO, ZHOU XIULI, LAN ZHENGXIN, CAI XUN, HUANG CHEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING FIRE-FIGHTING HUMAN NECESSITIES LIFE-SAVING
Online-Zugang:	Volltext bestellen
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