ELECTRIC VACUUM CLEANER

PROBLEM TO BE SOLVED: To assuredly inform a user of the amount of dust of a dust collecting chamber. SOLUTION: An electric vacuum cleaner includes a display means 8 of light for displaying the amount of dust in the dust collecting chamber and an air volume detecting means for detecting air volume. A...

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Bibliographische Detailangaben
1. Verfasser:	HAYAMI SADATAKA
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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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To assuredly inform a user of the amount of dust of a dust collecting chamber. SOLUTION: An electric vacuum cleaner includes a display means 8 of light for displaying the amount of dust in the dust collecting chamber and an air volume detecting means for detecting air volume. A flickering period of the display means 8 is changed by a control means 11 in accordance with the amount of dust in the dust collecting chamber to assuredly inform the user of the amount of dust and improve the recognition characteristics thereof. COPYRIGHT: (C)2003,JPO