Title:
IGNITION COIL
Document Type and Number:
WIPO Patent Application WO/2020/084724
Kind Code:
A1
Abstract:
This ignition coil (1) comprises: a primary coil (4), a secondary coil (5), a center core (2), a side core (3), a core cover (7), a case (8), and an insulating resin (9). The core cover (7) is formed in a shape to cover an inside surface (31) of the side core (3), one end surface (32) in a thickness direction L, and another end surface (33) in the thickness direction L. Wall parts (74, 75, or 74, 75, 76) that divide or reduce the mass of the insulating resin (9) are provided on an opening part (81) of the case (8), which is the one end surface (32) of the core cover (7) in the thickness direction L of the side core (3).
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Inventors:
SUZUKI DAISUKE (JP)
HASHIDA CHIKARA (JP)
YAMADA SHUJI (JP)
HASHIDA CHIKARA (JP)
YAMADA SHUJI (JP)
Application Number:
PCT/JP2018/039586
Publication Date:
April 30, 2020
Filing Date:
October 25, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H01F38/12; F02P15/00
Foreign References:
| JP2016051789A | 2016-04-11 | |||
| JP2015201603A | 2015-11-12 |
Attorney, Agent or Firm:
OIWA Masuo et al. (JP)
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