Ignition coil assembly filled with resinous material

Inductor devices – With outer casing or housing – Potted type

Patent

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Details

336107, 336198, 336205, H01F 2730

Patent

active

054851351

ABSTRACT:
A secondary ignition coil is wound around a bobbin having a plurality of slots therein. The slots are spaced around the cylindrical wall of the bobbin to provide for the rapid and uniform flow of resinous potting material through the slots in the cylindrical wall into the coil. Resin also flows from the outer portion of the coil winding into said coil winding.

REFERENCES:
patent: 1239008 (1917-09-01), Henderson
patent: 3273099 (1966-09-01), Minks
patent: 3377602 (1968-04-01), Kruse
patent: 3396356 (1968-08-01), Whipple
patent: 3559134 (1971-01-01), Daley
patent: 3737823 (1973-06-01), Mees et al.
patent: 4763094 (1988-08-01), Kojima
patent: 4918419 (1990-04-01), Ida
patent: 4985984 (1991-01-01), Umezaki
patent: 5015984 (1991-05-01), Vialaneix
patent: 5032814 (1991-07-01), Badaud

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