Title:
BRUSH MOVEMENT DETECTING DEVICE OF VACUUM CLEANER
Document Type and Number:
Japanese Patent JP3003818
Kind Code:
B2
Abstract:
PURPOSE: To provide the brush movement detecting device of a vacuum cleaner in which no dust intrudes into a brush part main body.
CONSTITUTION: A fixed shaft 8 is fized to a brush part main body 1, a magnet 9 is provided in a wheel 4 supported by this fixed shaft 8 so as to be freely rotatable, and also, a Hall element 10 for detecting the magnet 9 is placed in the brush part main body 1, therefore, there is no clearance between the brush part main body 1 and the fixed shaft 8, and an intrusion of dust into the brush part main body 1 is prevented.
Inventors:
Takahiro Yanagida
Yutaka Takahashi
Hironori Taguchi
Akihiro Iwahara
Koji Hasu
Yasushi Takanashi
Hiroshi Takai
Masafumi Nagata
Hiroto Otsuka
Yutaka Takahashi
Hironori Taguchi
Akihiro Iwahara
Koji Hasu
Yasushi Takanashi
Hiroshi Takai
Masafumi Nagata
Hiroto Otsuka
Application Number:
JP1104892A
Publication Date:
January 31, 2000
Filing Date:
January 24, 1992
Export Citation:
Assignee:
Mitsubishi Electric Home Equipment Co., Ltd.
Mitsubishi Electric Corporation
Mitsubishi Electric Corporation
International Classes:
A47L9/04; A47L9/28; (IPC1-7): A47L9/04; A47L9/28
Domestic Patent References:
| JP4193244A | ||||
| JP4102424A |
Attorney, Agent or Firm:
Toshihiko Kanayama (2 outside)
Kenji Yoshida (2 outside)
Kenji Yoshida (2 outside)