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Patent Searching and Data


Title:
MOTOR DRIVER
Document Type and Number:
Japanese Patent JP2728811
Kind Code:
B2
Abstract:

PURPOSE: To display abnormality by means of a stabilized constant display signal without switching the display signal at the time of overcurrent.
CONSTITUTION: A triggerable one-shot multivibrator 8 is triggered with an output from an overcurrent detecting circuit 3 at the time of overcurrent to produce a display signal of constant level for a predetermined interval. Consequently, a display means 9 can display abnormality for a predetermined interval.


Inventors:
TAGAWA TOMOHIDE
NAKANO TOSHA
Application Number:
JP23558591A
Publication Date:
March 18, 1998
Filing Date:
August 22, 1991
Export Citation:
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Assignee:
MITSUBISHI DENKI KK
International Classes:
H02P29/00; H02H7/085; H02P7/00; H02P29/02; H02P29/40; (IPC1-7): H02P7/00; H02H7/085
Domestic Patent References:
JP1209989A
Attorney, Agent or Firm:
Miyazono Junichi