Title:
CURRENT SENSOR
Document Type and Number:
WIPO Patent Application WO/2016/093059
Kind Code:
A1
Abstract:
A current sensor 1 is provided with: an annular core 11 having a gap G between a pair of side portions 11b extending in the same direction from both the ends of a base portion; a partial mold section 14, which is provided on parts of the pair of side portions of the core, and covers the outer peripheral surface of the core, excepting the facing end surfaces of the pair of side portions; a circuit board 13 having a magnetic detection element 12 mounted on the surface, said magnetic detection element being disposed in the gap; and a holder member 2 having a housing section 2a for housing the core and the circuit board. Inside of the housing section of the holder member is provided with: a reference positioning section 20 for positioning the gap of the core at a predetermined position; and a positioning wall section 21 for positioning the magnetic detection element at a predetermined position by pressing the circuit board thereto. The partial mold section is provided with core positioning sections 14a and 14b for positioning the core at the reference positioning section.
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Inventors:
MATSUMOTO NAOKI (JP)
INAGAKI YUJI (JP)
INAGAKI YUJI (JP)
Application Number:
PCT/JP2015/083017
Publication Date:
June 16, 2016
Filing Date:
November 25, 2015
Export Citation:
Assignee:
TOKAI RIKA CO LTD (JP)
International Classes:
G01R15/20
Foreign References:
| JP2006519375A | 2006-08-24 | |||
| JP2011153935A | 2011-08-11 | |||
| JP2014174042A | 2014-09-22 | |||
| JP2011122880A | 2011-06-23 | |||
| EP2741090A1 | 2014-06-11 | |||
| JP2013120106A | 2013-06-17 | |||
| JP2012237582A | 2012-12-06 |
Attorney, Agent or Firm:
HIRATA, Tadao (JP)
Tadao Hirata (JP)
Tadao Hirata (JP)
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