Title:
PLASMA-JET IGNITION PLUG
Document Type and Number:
WIPO Patent Application WO/2010/073609
Kind Code:
A1
Abstract:
Provided is a plasma-jet ignition plug wherein the progress of channeling is suppressed, and the heat is satisfactorily drawn. A small diameter portion (15) of an insulation glass (10) has a linear shape in the direction of an axis (O). In a center electrode (20), the outer diameters of a frontmost end portion (23), a stepped portion (24), a front end portion (22), and a body portion (21) are increased in this order.
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Inventors:
KAMEDA HIROYUKI (JP)
SATO YOSHIKUNI (JP)
NAKANO DAISUKE (JP)
YAMAMURA NAOFUMI (JP)
KASAHARA DAISUKE (JP)
SATO YOSHIKUNI (JP)
NAKANO DAISUKE (JP)
YAMAMURA NAOFUMI (JP)
KASAHARA DAISUKE (JP)
Application Number:
PCT/JP2009/007105
Publication Date:
July 01, 2010
Filing Date:
December 22, 2009
Export Citation:
Assignee:
NGK SPARK PLUG CO (JP)
KAMEDA HIROYUKI (JP)
SATO YOSHIKUNI (JP)
NAKANO DAISUKE (JP)
YAMAMURA NAOFUMI (JP)
KASAHARA DAISUKE (JP)
KAMEDA HIROYUKI (JP)
SATO YOSHIKUNI (JP)
NAKANO DAISUKE (JP)
YAMAMURA NAOFUMI (JP)
KASAHARA DAISUKE (JP)
International Classes:
H01T13/34; H01T13/52; H01T13/39
Foreign References:
| JP2008153190A | 2008-07-03 | |||
| JP2007287666A | 2007-11-01 | |||
| JPH01267984A | 1989-10-25 |
Other References:
See also references of EP 2381547A4
Attorney, Agent or Firm:
AOKI, Noboru et al. (JP)
Noboru Aoki (JP)
Noboru Aoki (JP)
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