Title:
IGNITION DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/141541
Kind Code:
A1
Abstract:
The present invention is provided with a step-up transformer (2), an oscillator (3), and an ignition plug (4). The step-up transformer (2) includes a primary winding (21), a secondary winding (22), and a core (23). The ignition plug (4) is connected to a first end section (221) of the secondary winding (22). A gap (24) is formed in the core (23). A blocking part (5) which is made of an electrically conductive material and which blocks magnetic flux (φL) leaking from the gap (24) is provided in the step-up transformer (2). A second end section (222) of the secondary winding (22) and the blocking part (5) are electrically connected to each other.
Inventors:
KINOSHITA SHOTA (JP)
FUKATSU KAZUKI (JP)
AOKI FUMIAKI (JP)
SUGIURA AKIMITSU (JP)
FUKATSU KAZUKI (JP)
AOKI FUMIAKI (JP)
SUGIURA AKIMITSU (JP)
Application Number:
PCT/JP2016/087955
Publication Date:
August 24, 2017
Filing Date:
December 20, 2016
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
F02P15/00; H01F38/12
Foreign References:
| JPH08293421A | 1996-11-05 | |||
| JPH0797974A | 1995-04-11 | |||
| JP2009537730A | 2009-10-29 | |||
| JPH08144919A | 1996-06-04 | |||
| JPS62145982U | 1987-09-14 | |||
| JP2005039050A | 2005-02-10 | |||
| JP2009212157A | 2009-09-17 | |||
| JP2017022211A | 2017-01-26 |
Attorney, Agent or Firm:
AICHI, TAKAHASHI, IWAKURA & ASSOCIATES (JP)
Download PDF: