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:
Jun. 05, 2012
Filed:
May. 07, 2007
Applicants:
Barend Visser, Potchefstroom, ZA;
Petrus Paulus Kruger, Vredefort, ZA;
Inventors:
Barend Visser, Potchefstroom, ZA;
Petrus Paulus Kruger, Vredefort, ZA;
Assignee:
North-West University, , ZA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ignition system () comprises a spark plug () having a first end () defining a spark gap () between a first electrode () and a second electrode (). A transformer () comprising a primary windingand a secondary winding () also forms part of the system. The secondary winding is connected in a secondary circuit to the first electrodeand the secondary winding has a resistance of less than 1 kΩ and an inductance of less than 0.25 H. A drive circuit () is connected to the primary winding.