The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 1992
Filed:
Apr. 12, 1991
Applicant:
Inventors:
Michael A Ward, Lexington, MA (US);
Winfield Hill, Brookline, MA (US);
Fred Kern, Lexington, MA (US);
Assignee:
Combustion Electronics, Inc., Arlington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ;
U.S. Cl.
CPC ...
123598 ; 123597 ;
Abstract
A high power high energy distributorless ignition system for multicylinder internal combustion engines using a single energy storage capacitor (4), a single leakage resonating inductor (20) with a switch SS partially or entirely across it, and one or more coils Ti with bi-directional switches Si and with single or double hith voltage outputs, the system defining a compact coil assembly powered by a resonant converter power supply (12), the ignition power delivery controlled by means of circuitry based on a robust gate (17), an oscillator (19), and steering circuitry (21).