Title:
電流検出装置およびこれを用いた電力量計
Document Type and Number:
Japanese Patent JP5820164
Kind Code:
B2
Abstract:
The present invention includes: a conductor 11 through which a current to be measured flows; multiple coils 12, 13 arranged around the conductor; a first magnetic body 14 provided to face one of end surfaces of each of the multiple coils and configured to magnetically short-circuit the multiple coils; and a second magnetic body 15 provided to face another one of the end surfaces of each of the multiple coils, configured to magnetically short-circuit the multiple coils, and provided with through-holes 21, 22 through which coil wires from the multiple coils are passed, respectively, the through-holes being provided at positions facing the other end surfaces of the multiple coils, respectively.
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Inventors:
Shinichi Ryochi
Mitsuhiro Sakoyama
Fuyuki Kurokawa
Kimura Tatsuya
Mitsuhiro Sakoyama
Fuyuki Kurokawa
Kimura Tatsuya
Application Number:
JP2011147461A
Publication Date:
November 24, 2015
Filing Date:
July 01, 2011
Export Citation:
Assignee:
Toko Toshiba Meter Systems Co., Ltd.
International Classes:
G01R15/18; G01R21/06; G01R22/00
Domestic Patent References:
| JP2011089883A | ||||
| JP5118461A | ||||
| JP2010539451A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Iwa Saki Kokuni
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu