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. 30, 2019
Filed:
May. 04, 2017
Mitsubishi Electric Corporation, Tokyo, JP;
Toshifumi Nakamura, Tokyo, JP;
Mitsubishi Electric Corporation, Chiyoda-ku, Tokyo, JP;
Abstract
Provided is a discharge stopping device for stopping a spark discharge during discharge, including an ignition plug, an ignition coil, a power source device, a first switch, and a controller which causes a spark discharge to be generated by controlling the switching of the first switch, the discharge stopping device further including a second switch which is disposed in a current circulation path connecting both ends of a primary coil of the ignition coil and switches the current circulation path between connected and disconnected states, wherein the controller includes a re-energization control process unit which switches the first switch to a connected state and re-energizes the primary coil with current during occurrence of the spark discharge, and a circulation control process unit which switches a second switch to a connected state and sets a current circulation path to a connected state during occurrence of the spark discharge.