Invention Grant
- Patent Title: Spark plug for internal combustion engines and mounting structure for the spark plug
- Patent Title (中): 用于内燃机的火花塞和火花塞的安装结构
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Application No.: US14355967Application Date: 2012-10-31
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Publication No.: US09482203B2Publication Date: 2016-11-01
- Inventor: Ken Hanashi
- Applicant: DENSO CORPORATION
- Applicant Address: JP Kariya
- Assignee: DENSO CORPORATION
- Current Assignee: DENSO CORPORATION
- Current Assignee Address: JP Kariya
- Agency: Nixon & Vanderhye P.C.
- Priority: JP2011-241456 20111102
- International Application: PCT/JP2012/078181 WO 20121031
- International Announcement: WO2013/065743 WO 20130510
- Main IPC: H01T13/20
- IPC: H01T13/20 ; F02P15/00 ; F02P13/00 ; H01T13/32 ; H01T13/46 ; H01T13/14
Abstract:
A spark plug is provided, which includes a housing, an insulation porcelain, a center electrode, a main ground electrode, a first sub ground electrode and a second sub ground electrode. The first and second sub ground electrode are arranged being opposed to each other. Requirements of Hs1
Public/Granted literature
- US20140299087A1 SPARK PLUG FOR INTERNAL COMBUSTION ENGINES AND MOUNTING STRUCTURE FOR THE SPARK PLUG Public/Granted day:2014-10-09
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