Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SPARK DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/106776
Kind Code:
A1
Abstract:
In the present invention, control is performed such that a power conversion operation by a DC/DC conversion device 5 is stopped in at least one of: a period from a time when a high-voltage power supply 2 generates voltage for a spark plug 1 to a time when capacitive discharge current due to dielectric breakdown between electrodes of the spark plug 1 is attenuated to a predetermined value; and a period during which a DC/AC conversion device 4 outputs AC power to the spark plug 1.

Inventors:
NAKAGAWA Akira (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
KOBAYASHI Ryosuke (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
MURAKAMI Satoshi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
MURAMOTO Yuichi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
TANAYA Kimihiko (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2017/042956
Publication Date:
June 06, 2019
Filing Date:
November 30, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
F02P3/00
Domestic Patent References:
WO2014196469A12014-12-11
Foreign References:
JP2016108989A2016-06-20
JP2008002336A2008-01-10
Attorney, Agent or Firm:
OIWA Masuo et al. (35-8, Minamimukonoso 3-chomeAmagasaki-sh, Hyogo 33, 〒6610033, JP)
Download PDF: