Title:
ドラム式洗濯機
Document Type and Number:
Japanese Patent JP4044601
Kind Code:
B1
Abstract:
The structure includes a rotary drum accommodating laundries, a washing tub incorporating the rotary drum, a motor for driving the rotary drum mounted on the backside of the washing tub, and a rotation shaft for transmitting the rotation of the motor to the rotary drum. The motor is molded with a resin material, and includes a stator and a roter. The stator is mounted on the backside of the washing tub at a plurality of positions by a plurality of mounting devices formed integrally with the molded resin. The mounting devices extend outwardly from the outer circumference. The rotor is connected to a rotation shaft and is rotatably supported on the backside of the washing tub. When the number of teeth extended radially from the stator is set to be 6N (N being a natural number), and the number of mounting devices to be M, 2N and M are prime. The number of poles of the motor is 10N.
Inventors:
Hijiwaki Eiji
Shigeru Matsuo
Shigeru Matsuo
Application Number:
JP2007033092A
Publication Date:
February 06, 2008
Filing Date:
February 14, 2007
Export Citation:
Assignee:
Matsushita Electric Industrial Co., Ltd
International Classes:
D06F37/40; D06F23/02; D06F23/06; D06F37/30; H02K5/00; H02K5/24; H02K7/14; H02K21/14; H02K21/22
Domestic Patent References:
| JP4325861A | ||||
| JP2001112206A | ||||
| JP2003267240A | ||||
| JP2079167U |
Attorney, Agent or Firm:
Masaru Ishihara