Title:
EXCITING CORE, SENSOR HEAD, AND CURRENT SENSOR
Document Type and Number:
Japanese Patent JP2018165621
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an exciting core, a sensor head, and a current sensor which can adopt a thin band shaped magnetic body as a split clamp typed exciting core.SOLUTION: A reinforced body 3A1 comprises two parts that are a first reinforced member 3A11 and a second reinforced member 3A12 made of non-magnetic material. In one end portions of the first reinforced member 3A11 and the second reinforced member 3A12, a hinge portion 3A13 is formed. The reinforced body 3A1 is provided so that both end portions mutually bring close and alienate freely by this hinge portion 3A13. Further, both end portions of the reinforced body 3A1 are superimposed in the thickness direction when both end portions bring close mutually. A band shaped magnetic body 3A2 is provided on this reinforced body 3A1, and both end portions of the band shaped magnetic body 3A2 are also superimposed in the thickness direction.SELECTED DRAWING: Figure 3
Inventors:
SHINAGAWA TAKANOBU
YOKOSHIMA KIYOSHI
YOKOSHIMA KIYOSHI
Application Number:
JP2017062077A
Publication Date:
October 25, 2018
Filing Date:
March 28, 2017
Export Citation:
Assignee:
YOKOGAWA ELECTRIC CORP
YOKOGAWA TEST & MEASUREMENT CORP
YOKOGAWA TEST & MEASUREMENT CORP
International Classes:
G01R33/05; G01R1/22; G01R15/18
Domestic Patent References:
| JP2012068187A | 2012-04-05 | |||
| JP2013539538A | 2013-10-24 | |||
| JP2005134233A | 2005-05-26 | |||
| JPH11295348A | 1999-10-29 | |||
| JPS56170771U | 1981-12-17 | |||
| JP2007057294A | 2007-03-08 |
Foreign References:
| US3768011A | 1973-10-23 |
Attorney, Agent or Firm:
Yokogawa Electric Corporation