Title:
BOTTOM NOZZLE OF VACUUM CLEANER
Document Type and Number:
Japanese Patent JP3343979
Kind Code:
B2
Abstract:
PURPOSE: To improve the dust collection performance by preventing the deterioration of the dust collection performance caused by a drop of the speed of revolution of a rotary brush at the time when the number of revolutions of an air turbine drops.
CONSTITUTION: In a bottom nozzle 32 provided with a rotary brush 38, an air turbine 39 and a motor 40 are provided as driving sources of the rotary brush 38, and a means for switching an operation of the motor is provided.
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JPH0284919 | SUCKING NOZZLE FOR ELECTRIC CLEANER |
JPH0265825 | SUCTION PIPE FOR VACUUM CLEANER |
Inventors:
Akihiro Hirano
Yuichi Shimizu
Seiji Yamaguchi
Masakuni Soejima
Masakazu Onda
Yuichi Shimizu
Seiji Yamaguchi
Masakuni Soejima
Masakazu Onda
Application Number:
JP4893493A
Publication Date:
November 11, 2002
Filing Date:
March 10, 1993
Export Citation:
Assignee:
Matsushita Electric Industrial Co., Ltd
International Classes:
A47L9/02; A47L9/04; (IPC1-7): A47L9/04; A47L9/02
Domestic Patent References:
JP1303118A | ||||
JP2268718A | ||||
JP4361726A | ||||
JP2131733A | ||||
JP6058122A | ||||
JP61249426A | ||||
JP61238223A | ||||
JP62277927A | ||||
JP18360U |
Attorney, Agent or Firm:
Fumio Iwahashi (2 others)