High-stability variable-frequency screw vacuum pump

The utility model relates to the technical field of vacuum pumps, in particular to a high-stability variable-frequency screw vacuum pump. A high-stability variable-frequency screw vacuum pump comprises a protective shell, a screw vacuum all-in-one machine is arranged in the protective shell, a suppo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GAN SHURUN, CAI RONGQI, SU MEIYAN, LIN KUN, SONG ZHANMING, ZENG GUOMIN, HUANG DAPING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS WEAPONS
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