ELECTRIC WORK MACHINE

To provide an electric work machine capable of suppressing continuous driving of a motor in a state in which a unique resonance frequency of the electric work machine and a motor rotation number match.SOLUTION: A dust collector 1 comprises: battery packs 40A, 40B; a motor 23 which is driven by elect...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MASUKO HIROSHIKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	COFFEE MILLS DOMESTIC ARTICLES OR APPLIANCES DOMESTIC WASHING OR CLEANING FURNITURE HUMAN NECESSITIES SPICE MILLS SUCTION CLEANERS IN GENERAL
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