Title:
POSITIONING CONTROLLER
Document Type and Number:
Japanese Patent JP2680219
Kind Code:
B2
Abstract:
PURPOSE: To provide a shortest and smooth prescribed position stop operation independantly of the speed of a motor.
CONSTITUTION: A positioning controller has a rotary axis 6 which is mechanically fitted to the motor 4 and PLG for position detection 7, which detects the position of the rotary axis 6, and it stops the motor 4 at the prescribed position at a prescribed and decided angle and it operates the motor. Then, a secondary magnetic flux switch 19 which changes over secondary magnetic flux to a prescribed and decided value only in the period of the prescribed position stop operation is provided.
More Like This:
Inventors:
Tsunashima Yasuhiro
Takahiro Hayashida
Takahiro Hayashida
Application Number:
JP749092A
Publication Date:
November 19, 1997
Filing Date:
January 20, 1992
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
G05D3/12; G05B19/416; G05D3/00; H02P21/00; H02P21/05; H02P21/36; H02P23/04; H02P23/16; H02P23/18; H02P23/20; H02P27/04; (IPC1-7): G05D3/00; G05B19/416; G05D3/12; H02P21/00
Domestic Patent References:
| JP3169293A | ||||
| JP621014A | ||||
| JP4283807A | ||||
| JP4355693A |
Attorney, Agent or Firm:
Hiroaki Sakai