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:
Oct. 12, 1976
Filed:
Jan. 27, 1975
Tetsuya Kondo, Susono, JA;
Takeshi Watanabe, Fuji, JA;
Kokusan Denki Co., Ltd., Numazu, JA;
Abstract
A breakerless ignition system for an internal combustion engine comprising an ignition power supply, a capacitance discharge type ignition circuit including a capacitance, an ignition coil and a first semiconductor switching means to discharge the capacitance through the ignition coil on the primary side thereof, and an ignition signal source to trigger the first semiconductor switching means to be turned on, the ignition system further comprising an ignition inhibiting means including a second semiconductor switching means arranged so that it periodcally prevents the ignition power from being applied to the ignition circuit when the speed of the engine becomes less than a predetermined value and also when the intake vacuum pressure of the engine exceeds a predetermined value.