Ignition coil for use in engine and engine having plastic cylinder head cover

摘要

An individual ignition type ignition coil for use in an engine in which a center core, a secondary coil wound on a secondary bobbin and a primary coil wound on a primary bobbin are installed concentrically from an inner side of a coil case in order, at upper portion of said coil case a circuit case having a connector is installed inside an ignition unit of the ignition coil, and said ignition coil is connected directly to a respective spark plug of said engine, the ignition coil for use in the engine wherein an insulation resin is filled up between said secondary bobbin and said center core; at an upper end opening of said secondary bobbin said insulation resin is carried out a compression molding and a dent is formed at said upper end opening of said secondary bobbin; in said circuit case having said connector, a bottom portion of said circuit case is communicated to an upper portion of said coil case; a molding resin is filled up extending over from an interior portion of said circuit case having said connector to said secondary coil and said primary bobbin of said coil case and between said primary coil to said coil case; and said dent formed on said insulation resin is buried by said epoxy resin.