SPARK PLUG Russian patent published in 1997 - IPC

Abstract RU 2080721 C1

FIELD: internal-combustion engines. SUBSTANCE: insulator in bottom part is hollow cylinder without central plate and inner surface obtained is provided with helical groove whose pointed edges function as centers of ionization and are used as guide tracks for accelerating charged particles of spark discharge built up between insulator hole and side plate. EFFECT: improved design. 1 dwg

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RU 2 080 721 C1

Authors

Gushchin V.V.

Dates

1997-05-27—Published

1994-07-04—Filed