Title:
直流モータの制動装置
Document Type and Number:
Japanese Patent JP4651939
Kind Code:
B2
Abstract:
A braking device of a DC motor (21) has a position detecting means (41) to detect a position of a motor shaft (29), a rotational speed detecting means to detect a rotational speed of the motor and a braking means (74) to generate a braking force based on a position signal and a speed signal detected by both of the means, and stops the motor shaft (29) quickly and smoothly without making the motor shaft collide with a stopper.
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Inventors:
Youichi Fujita
Satoshi Kawamura
Marshal Miyoshi
Satoshi Kawamura
Marshal Miyoshi
Application Number:
JP2003529619A
Publication Date:
March 16, 2011
Filing Date:
September 17, 2001
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H02P3/08; F02D9/02; F02D11/10; H02P3/12; H02P3/14; H02P6/24
Domestic Patent References:
| JP10299930A | ||||
| JP3183396A | ||||
| JP4124708A | ||||
| JP2304777A | ||||
| JP10254545A |
Attorney, Agent or Firm:
Hideaki Tazawa
Hamada Hatsune
Hamada Hatsune