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Patent Searching and Data


Title:
OUTER ROTOR TYPE CLAW POLE MOTOR, PUMP AND PUMP DRIVER
Document Type and Number:
WIPO Patent Application WO/2010/098162
Kind Code:
A1
Abstract:
An outer rotor type claw pole motor (M) is provided with a stator core (17), a rotor (8) and a coil (15). The stator core (17) has a claw pole (9) extending in the axial direction on the outer circumference, and a solid core (17a) extending in the axial direction in the center. The rotor (8) is provided on the outer circumferential side of the stator core (17) so that the inner circumferential surface faces the claw pole (9). The coil (15) is arranged in a space (40) formed between the claw pole (9) and the core (17a). A recess (30) is provided in the center of at least one of the opposite ends of the core (17a) in the axial direction. The outer rotor type claw pole motor (M) may be used as the drive source of a pump (P), and the pump (P) may be mounted on a pump drive apparatus (100, 200, 300).

Inventors:
HASHIMOTO TOSHIHARU (JP)
SUEMATSU SHINJI (JP)
NUNOMURA MAHITO (JP)
Application Number:
PCT/JP2010/050975
Publication Date:
September 02, 2010
Filing Date:
January 26, 2010
Export Citation:
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Assignee:
PANASONIC ELEC WORKS CO LTD (JP)
HASHIMOTO TOSHIHARU (JP)
SUEMATSU SHINJI (JP)
NUNOMURA MAHITO (JP)
International Classes:
H02K1/14; F04D13/06; F04D29/00; H02K1/02; H02K5/167; H02K7/14
Foreign References:
JPS4210576Y11967-06-12
JPS3916930Y1
JPS3916929Y1
JPS61171458U1986-10-24
JP2006333545A2006-12-07
JP2004153977A2004-05-27
Attorney, Agent or Firm:
MIYOSHI, Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
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