Title:
CHANGEOVER SWITCH AND TRANSFORMATION DEVICE INCLUDING ON-LOAD TAP SWITCHER WITH CHANGEOVER SWITCH
Document Type and Number:
Japanese Patent JP2020136564
Kind Code:
A
Abstract:
To provide a compact changeover switch and a transformation device including an on-load tap switcher with the changeover switch.SOLUTION: A changeover switch 31 comprises: multiple switches 31U1-31U3, 31V1-31V3 and 31W1-31W3 each of which includes a movable part and is opened/closed in accordance with a position of the movable part; a translation cam 51; and multiple cam followers 52U1-52U3, 52V1-52V3 and 52W1-52W3 which are fixed to the movable parts and abutted to the translation cam 51 and correspond to the multiple switches 31U1-31W3. The multiple switches 31U1-31W3 provided in the changeover switch 31 are disposed side by side in a moving direction of the translation cam 51, the multiple cam followers 52U1-52W3 are abutted while being energized to a cam surface of the translation cam 51, and the switches 31U1-31W3 are individually opened/closed by moving the translation cam 51.SELECTED DRAWING: Figure 6
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Inventors:
ASAKURA YU
INAGAKI KIYOAKI
INAGAKI KIYOAKI
Application Number:
JP2019030390A
Publication Date:
August 31, 2020
Filing Date:
February 22, 2019
Export Citation:
Assignee:
HOKURIKU ELECTRIC MFG
International Classes:
H01F29/04; H01H33/42; H01H33/666
Domestic Patent References:
JP2015515137A | 2015-05-21 | |||
JPH0383310A | 1991-04-09 | |||
JPS5996815U | 1984-06-30 | |||
JPH11329871A | 1999-11-30 | |||
JPS59204224A | 1984-11-19 |
Attorney, Agent or Firm:
Kimura Mitsuru
Isamu Tsuneda
Taiji Morikawa
Kazuhiro Miyamoto
Kanamori Takeshi
Isamu Tsuneda
Taiji Morikawa
Kazuhiro Miyamoto
Kanamori Takeshi