FLOOR WASHING MACHINE

PURPOSE:To greatly reduce possible drop of the working efficiency due to an obstacle by energizing a solenoid for lifting the suction port for floor, and at the same time, putting off a vacuum cleaner automatically. CONSTITUTION:The surface of a floor is washed while a changeover switch 24 is turned...

Ausführliche Beschreibung

Bibliographische Detailangaben

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