基本信息:
- 专利标题: 스파크 플러그
- 专利标题(英):Spark plug
- 专利标题(中):火花塞
- 申请号:KR1020107010680 申请日:2008-11-14
- 公开(公告)号:KR101486108B1 公开(公告)日:2015-01-23
- 发明人: 스즈키아키라 , 미야시타나오미치 , 도리이가즈요시
- 申请人: 니혼도꾸슈도교 가부시키가이샤
- 申请人地址: 일본국 아이치켄 나고야시 미주호쿠 다카츠지-초**-**
- 专利权人: 니혼도꾸슈도교 가부시키가이샤
- 当前专利权人: 니혼도꾸슈도교 가부시키가이샤
- 当前专利权人地址: 일본국 아이치켄 나고야시 미주호쿠 다카츠지-초**-**
- 代理人: 김병진; 노태정; 백명자
- 优先权: JPJP-P-2007-297359 2007-11-15
- 国际申请: PCT/JP2008/070769 2008-11-14
- 国际公布: WO2009063976 2009-05-22
- 主分类号: H01T13/32
- IPC分类号: H01T13/32 ; H01T13/39 ; C22C5/04
Ignition portion 80 of the ground electrode 30 is the noble metal component material of the member 81 and the noble metal member 81 and the base portion 82 by performing laser welding on the base portion 82 is fused, and and a mixed fused portion 85 is. Wherein the fusion portion (85), the point of (K1, L1, M1), the noble metal member 81, the average ratio (P) of a component resulting from the more than 80% in, at the point of (K3, L3, M3) the average rate (Q) of a component resulting from the base portion is more than 20%, (P + Q) is more than 160%. Therefore, the bonding strength can be obtained within the portion of the ignition unit 80, thereby suppressing the generation of cracks, peeling action, etc. due to thermal stress sufficiently.
公开/授权文献:
- KR1020100075641A 스파크 플러그 公开/授权日:2010-07-02