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Title:
STEP MOTOR ARRANGEMENT
Document Type and Number:
Japanese Patent JP2005269810
Kind Code:
A
Abstract:

To provide a step motor arrangement of small size and high precision by using a rotation detector composed of a drum and MR element.

In the step motor arrangement, a rotating shaft (2) of a step motor part (1) is attached with a drum (3). The N pole (4) and S pole (5) on the peripheral surface of the drum (3) are controlled for rotation with a step motor controller (8) using detection signal (7) acquired by detecting with the MR element (6).


Inventors:
SHIMODAIRA SHUJI
Application Number:
JP2004000080417
Publication Date:
September 29, 2005
Filing Date:
March 19, 2004
Export Citation:
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Assignee:
TAMAGAWA SEIKI CO LTD
International Classes:
G01B7/30; G01B7/00; H02K11/00; H02K29/08; (IPC1-7): H02K11/00; G01B7/30
Attorney, Agent or Firm:
曾我 道照
曾我 道治
古川 秀利
鈴木 憲七
梶並 順
中村 礼