Lubricating and sealing device for central pivot of electric shovel

The invention relates to the technical field of electric shovel sealing, in particular to an electric shovel central pivot lubricating and sealing device which comprises a mounting unit, a sealing unit and a sealing unit. The dismounting unit comprises a plurality of first notches formed in the inne...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	E ZHI, YAO YAO, ZHANG LEI, JIA ZHENHUA, SHI YUJUN, WANG JIANHONG, CHO SUNG-HEA, CHENG SHU-KWAN, DAI YUHUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CYLINDERS ENGINEERING ELEMENTS AND UNITS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING PISTONS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS
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