Title:
INTERNAL COMBUSTION ENGINE IGNITION COIL, AND METHOD OF PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2002/097831
Kind Code:
A1
Abstract:
An ignition coil (1) comprises a case (2), a core (22) disposed in the case, a primary spool (25) substantially coaxially disposed on the outer periphery of the core in the case, a primary coil (26) wound on the primary spool, a secondary spool (23) substantially coaxially disposed on the outer periphery of the core in the case, a secondary coil (24) wound on the secondary spool, a resin insulator (5) filled into the case, wherein of the primary and secondary spools, the secondary coil and the core and&sol or the spool between the secondary and primary coils is made of a base resin whose adhesive force on resin insulation material is less than that of polybutylene terephthalate and whose breakdown voltage is greater than that of polyphenylene sulfide.
Inventors:
NAGATA TAKASHI (JP)
OSUKA KAZUTOYO (JP)
KONISHI ATSUYUKI (JP)
KAWAI KAZUHIDE (JP)
WADA JUNICHI (JP)
OSUKA KAZUTOYO (JP)
KONISHI ATSUYUKI (JP)
KAWAI KAZUHIDE (JP)
WADA JUNICHI (JP)
Application Number:
PCT/JP2002/005310
Publication Date:
December 05, 2002
Filing Date:
May 30, 2002
Export Citation:
Assignee:
DENSO CORP (JP)
NAGATA TAKASHI (JP)
OSUKA KAZUTOYO (JP)
KONISHI ATSUYUKI (JP)
KAWAI KAZUHIDE (JP)
WADA JUNICHI (JP)
NAGATA TAKASHI (JP)
OSUKA KAZUTOYO (JP)
KONISHI ATSUYUKI (JP)
KAWAI KAZUHIDE (JP)
WADA JUNICHI (JP)
International Classes:
H01F38/12; H01T13/44; H01F27/32; (IPC1-7): H01F38/12; F02P15/00
Domestic Patent References:
| WO2000075936A1 | 2000-12-14 |
Foreign References:
| JPS4845543A | 1973-06-29 | |||
| JPH10289831A | 1998-10-27 | |||
| JPH11111545A | 1999-04-23 | |||
| JP2001267121A | 2001-09-28 |
Other References:
None
See also references of EP 1391901A4
See also references of EP 1391901A4
Attorney, Agent or Firm:
Ishida, Takashi (ISHIDA & ASSOCIATES Toranomon 37 Mori
Bldg., 5-1, Toranomon 3-chom, Minato-ku Tokyo, JP)
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