Title:
VACUUM CLEANER AND AIR CLEANER
Document Type and Number:
Japanese Patent JP2022049919
Kind Code:
A
Abstract:
To provide a vacuum cleaner with enhanced dust visibility.SOLUTION: A vacuum cleaner includes: a suction port body 200 having a dust suction port 203 and a light source 202 for irradiating a floor surface 500 with light of absorption color to be absorbed by the floor surface 500; and an operation section for controlling the light emission of the light source 202. The operation section is configured to receive an operation to allow the light source 202 to emit light along a description of contents being a medium to recognize correspondence between the color of the floor surface 500 and the light of the absorption color to be radiated from the light source 202.SELECTED DRAWING: Figure 3
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Inventors:
JOKO YASUYUKI
YANO MASARU
TAKAHASHI KOTARO
UENO SHINJI
FUJIMOTO TAKASHI
YAMATANI RYO
MINEGISHI YUICHI
YANO MASARU
TAKAHASHI KOTARO
UENO SHINJI
FUJIMOTO TAKASHI
YAMATANI RYO
MINEGISHI YUICHI
Application Number:
JP2020156220A
Publication Date:
March 30, 2022
Filing Date:
September 17, 2020
Export Citation:
Assignee:
HITACHI GLOBAL LIFE SOLUTIONS INC
International Classes:
A47L9/30; A47L9/02; A47L9/28; F24F7/003
Attorney, Agent or Firm:
Isono International Patent and Trademark Office