(19)
(11) EP 2 020 717 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.12.2011 Bulletin 2011/51

(43) Date of publication A2:
04.02.2009 Bulletin 2009/06

(21) Application number: 07021930.8

(22) Date of filing: 12.11.2007
(51) International Patent Classification (IPC): 
H01T 13/46(2006.01)
 H01T 13/16(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 01.08.2007 JP 2007200420

(71) Applicant: Miyama, Inc.
Nagano-shi, Nagano (JP)

(72) Inventor:
  • Minami, Katsuaki
    Nagano-shi Nagano (JP)

(74) Representative: Hager, Thomas Johannes et al
Hoefer & Partner Patentanwälte Postfach 14 03 29
80453 München
80453 München (DE)

   


(54) Multipoint ignition device


(57) A multipoint ignition device comprises: a head gasket (1) interposed between a cylinder head and a cylinder block of an engine, having an opening (3) in a position corresponding to a cylinder opening portion; and a plurality of intermediate members (6) connected respectively to a plurality of electrode pairs (2) and held in the head gasket (1). Respective heat values of the plurality of electrode pairs (2) are set individually by varying the contact area between the plurality of intermediate members (6) and the head gasket (1) according to the respective disposal positions of the plurality of intermediate members (6).







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