Patent · US Expired

Ignition coil core isolation

US6650219B1 · kind B1 · utility

4Cited by
7References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 2000
Grant dateNov 18, 2003
Priority date
Expiry dateMar 26, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F27/022
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A pencil ignition coil assembly module (40) that has a frusto-conically tapered core (46) and encapsulation (280) surrounding the side of the core. Features (216, 230, 234) center the core to a bobbin 48. A retainer (240, 240A) captures the core within the bobbin.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.