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:
Jan. 24, 2023
Filed:
Dec. 22, 2021
Sem Ab, Åmål, SE;
Jörgen Bengtsson, Svanskog, SE;
Bert Gustafsson, Åmål, SE;
Johan Eklund, Åmål, SE;
Tomas Karlsson, Åmål, SE;
Lars Svensson, Åmål, SE;
SEM AB, Åmål, SE;
Abstract
An electronic circuit () for controlling a spark of a spark plug (SP) in a capacitor discharge ignition system () for a combustion engine. The electronic circuit () comprises an ignition coil () dimensioned and configured to provide current to the spark plug (SP), an ignition capacitor (C) dimensioned and configured to supply energy to the primary winding (L), an voltage source () dimensioned and configured to supply energy to at least one of the ignition capacitor (C) and the primary winding (L), a first switch (SW) connected to the first primary terminal (TL) and the first source terminal (TS), a second switch (SW) connected to the second capacitor terminal (TC) and the second source terminal (TS), and a third switch (SW) connected to the second capacitor terminal (TC) and the first source terminal (TS). A capacitor discharge ignition system () including the electronic circuit () and a combustion engine including the capacitor discharge ignition system ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile