Title:
TRACKING PREVENTION STRUCTURE
Document Type and Number:
Japanese Patent JP2017123295
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a tracking prevention structure capable of precisely detecting a spark discharge even when a connected load is used without requiring drilling of holes between terminal portions.SOLUTION: The tracking prevention structure includes: a pair of electric wires 4 respectively connected to a pair of terminal portions 3; and at least two magnetic field sensors 5 each having a detection surface 5a arranged horizontally to a direction of current flowing through the electric wires 4 and provided between the electric wires 4 and in the longitudinal direction of the electric wires 4. When a difference between measured values measured by the respective magnetic field sensors 5 exceeds a certain value, an abnormality determination is made by a determination section 6.SELECTED DRAWING: Figure 1
Inventors:
MIYAMOTO JUNJI
Application Number:
JP2016002389A
Publication Date:
July 13, 2017
Filing Date:
January 08, 2016
Export Citation:
Assignee:
NITTO KOGYO KK
International Classes:
H01R13/66; H01R13/44
Domestic Patent References:
| JPH10106686A | 1998-04-24 | |||
| JP2013101866A | 2013-05-23 | |||
| JP2012154831A | 2012-08-16 | |||
| JP2006042051A | 2006-02-09 | |||
| JP2001066327A | 2001-03-16 | |||
| JP2014085248A | 2014-05-12 | |||
| JP2015201401A | 2015-11-12 |
Attorney, Agent or Firm:
Patent Business Corporation Najima Patent Office