Title:
THYRISTOR PROTECTING DEVICE FOR ELEVATOR MOTOR CONTROL
Document Type and Number:
Japanese Patent JPS51118249
Kind Code:
A
Abstract:
PURPOSE: To make it possible to use an elevator motor control thyristor to its full rated capacity by embedding a heat sensitive device in a cooling fin.
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| JP2000072344 | ELEVATOR DEVICE |
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Inventors:
OOSUGA MICHITAKA
Application Number:
JP4303975A
Publication Date:
October 18, 1976
Filing Date:
April 08, 1975
Export Citation:
Assignee:
OSUGA MICHITAKA
International Classes:
B66B1/24; B66B1/28; B66B1/30; B66B5/00; B66B5/14; H02H5/04; H02H7/08; H02P7/292; (IPC1-7): B66B1/28; B66B5/00; H02H7/08; H02P7/28
Domestic Patent References:
| JPS4977337A | 1974-07-25 | |||
| JPS473608U | 1972-09-06 | |||
| JPS4920268U | 1974-02-20 |