scispace - formally typeset
Patent

Self-resonant ignition coil and system

Sherman C Carr
TLDR
An ignition coil of low internal impedance and high energy storage and transfer characteristics and having an electrostatic shield between the coil primary and the coil secondary surrounding the primary and additional capacity resonating the secondary to a high frequency providing improved operating efficiency and prolonged spark duration of a spark plug load connected thereto as mentioned in this paper.
Abstract: 
An ignition coil of low internal impedance and high energy storage and transfer characteristics and having an electrostatic shield between the coil primary and the coil secondary surrounding the primary and additional capacity resonating the secondary to a high frequency providing improved operating efficiency and prolonged spark duration of a spark plug load connected thereto

read more

Citations
More filters
Patent

High efficiency voltage doubling ignition coil for CD system producing pulsed plasma type ignition

Michael A. V. Ward
TL;DR: In this article, a capacitive discharge pulsed plasma ignition system was proposed for retrofitting to standard automobile engines, and easily adaptable to new engines, including diesel engines, which has been substantially improved by using a novel ultra-high efficiency ignition transformer (coil) with an optimized high current and high voltage output.
Patent

Spark developing apparatus for internal combustion engines

Bassett Norris James, +2 more
TL;DR: In this paper, the authors describe an apparatus for developing and applying sparks to a combustion chamber of an internal combustion engine consisting of separate primary (12) and secondary (10) winding units.
Patent

Ignition coil unit with ignition voltage detective capacitor for internal combustion engine

Shigeru Maruyama, +7 more
TL;DR: An ignition coil unit for an internal combustion engine for containing an ignition voltage detector capacitor for misfire discrimination is described in this paper, where an insulator is interposed between the first and second conductive electrode plates forming a capacitor that uses the insulator as the dielectric.
Patent

Corona igniter with magnetic screening

John Burrows, +1 more
TL;DR: In this article, a corona ignitor was configured to be fixed within a combustion chamber, including a housing extending between an upper end and a lower end of the ignitor device, and a magnetic shield located between the housing and the inductor windings prevented magnetic flux from emanating out of the device.
Patent

High voltage transformer and process for making same

Robert S. Buritz, +3 more
TL;DR: High voltage solid dielectric insulation system transformers and inductors have been designed and produced by a process which results in a substantial improvement in the high voltage, size and weight characteristics of magnetic components prepared therefrom as mentioned in this paper.
References
More filters
Patent

Ignition coil system

Ferdon D Bentley
TL;DR: In this paper, a device for the elimination of static interference when radio apparatus is employed in the limeaiate vicinity of an internal combustion engine is described, which is called ignition coils for gasoline motors.
Patent

Step-up voltage transformer having high tension lead

Penn Reginald
TL;DR: A transformer suitable for use in an ignition system of the kind fed by discharging a capacitor connected to the primary winding through make-and-break contacts has a core 10 of ferromagnetic particles held in a binder or of ferrite &c as mentioned in this paper.
Patent

High tension impulse transformer

Willutzki Dipl-Ing Kurt