Inductor devices – Coil with crossed turns – Bank or universal wound coils
Patent
1996-08-16
2000-05-09
Gellner, Michael L.
Inductor devices
Coil with crossed turns
Bank or universal wound coils
336220, 336231, 336225, 242437, H01F 2728, H01F 2724
Patent
active
060609737
ABSTRACT:
An electromagnetic coil which may be employed as an ignition coil for an internal combustion engine is disclosed. The electromagnetic coil includes a lower voltage winding portion and a higher voltage winding portion. The lower voltage winding portion is wound around a spool and includes a plurality of winding layers overlapped with each other and inclined at a given angle to the length of the spool. Each of the winding layers includes a collection of turns made up of a leading portion of wire. The higher voltage winding portion is wound around the spool adjacent the lower voltage winding portion and includes a plurality of winding layers overlapped with each other and inclined at a given angle to the length of the spool. Each of the winding layers includes a collection of turns made up of a trailing portion of the wire.
REFERENCES:
patent: 4005567 (1977-02-01), Mariani
patent: 4639706 (1987-01-01), Shimizu
patent: 4808959 (1989-02-01), Weissman
patent: 5062580 (1991-11-01), Meagher
patent: 5255836 (1993-10-01), Horndler
Kawano Keisuke
Kojima Masami
Nakazawa Katsumi
Oosuka Kazutoyo
Satou Yoshitaka
Gellner Michael L.
Mai Anh
Nippondenso Co. Ltd.
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