Title:
FLAT STEPPING MOTOR
Document Type and Number:
Japanese Patent JP3798364
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a flat stepping motor capable of realizing its slimness in the direction of a rotating shaft with a simple structure.
SOLUTION: This flat stepping motor comprises first upper and lower stator yokes 31a, 34a in which a plurality of pole teeth are formed so as to face each other along a semi-circular peripheral edge and which are assembled with an exciting coil portion 40A so as to be sandwiched; second stator yokes 31b, 34b which face the first upper and lower stator yokes 31a, 34a, in which a plurality of pole teeth are formed so as to face each other along a semi-circular peripheral edge, and which are assembled with an exciting coil 40B so as to be sandwiched; a rotor 50 rotatably disposed inside the pole teeth; and a covering member 70 surrounding the outside of each of the coil portion 40A, 40B and the outside of the pole teeth.
More Like This:
| JPS6260460 | STEPPING MOTOR |
| JPH0837770 | TWO-PHASE MOTOR |
Inventors:
Shintake Matsushita
Hiroshi Sano
Toshihiko Nagata
Hiroshi Sano
Toshihiko Nagata
Application Number:
JP2002309914A
Publication Date:
July 19, 2006
Filing Date:
October 24, 2002
Export Citation:
Assignee:
Minebea Co., Ltd.
International Classes:
H02K37/14; H02K1/14; H02K3/52; H02K11/04; H02K21/14; H02K16/04; (IPC1-7): H02K37/14
Domestic Patent References:
| JP10094237A | ||||
| JP64047571U | ||||
| JP6165467A | ||||
| JP731123A | ||||
| JP2002101633A |
Attorney, Agent or Firm:
Hiroo Suzuki