JP5238338B2 - 内燃機関の点火装置 - Google Patents
内燃機関の点火装置 Download PDFInfo
- Publication number
- JP5238338B2 JP5238338B2 JP2008114182A JP2008114182A JP5238338B2 JP 5238338 B2 JP5238338 B2 JP 5238338B2 JP 2008114182 A JP2008114182 A JP 2008114182A JP 2008114182 A JP2008114182 A JP 2008114182A JP 5238338 B2 JP5238338 B2 JP 5238338B2
- Authority
- JP
- Japan
- Prior art keywords
- iron core
- silicon steel
- ignition device
- cut surface
- internal combustion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Ignition Installations For Internal Combustion Engines (AREA)
Description
110 コイルケース
120 コイルアセンブリ
120d 外装鉄芯
h2 軸方向辺
r2 円周辺
A〜D 角部
P 端点
Q 端点
Ac〜Dc カット面
Ah1〜Dh1 頂部
Ar1〜Dr1 頂部
α カット角
θ ズレ角
Claims (4)
- 入力電圧を昇圧させるコイルアセンブリと、前記コイルアセンブリを格納させるコイルケースと、略長方形体の珪素鋼板を円筒状にロール加工させた外装鉄芯とを備える内燃機関の点火装置において、
前記外装鉄芯は、
前記珪素鋼板の角部に形成されたカット面と、前記カット面に形成された切り欠き部と、を備え、
前記カット面のうち前記珪素鋼板の円周辺に沿った長さが、前記切り欠き部の前記円周辺に沿った長さよりも長く設定されており、
当該外装鉄芯の軸方向長さを規定する端点の一方又は両方に、前記カット面と前記円周辺とによって形成された交部が配されることを特徴とする内燃機関の点火装置。 - 前記カット面は、前記角部のうち前記珪素鋼板の対角位置に形成されることを特徴とする請求項1に記載の内燃機関の点火装置。
- 前記カット面は、前記角部の全てに形成されることを特徴とする請求項1に記載の内燃機関の点火装置。
- 前記カット面と前記円周辺との交線により鋭角を成すカット角は、前記珪素鋼板をロール加工させる際に生じるズレ角の角度以上とされることを特徴とする請求項1乃至請求項3の何れか1項に記載の内燃機関の点火装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008114182A JP5238338B2 (ja) | 2008-04-24 | 2008-04-24 | 内燃機関の点火装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008114182A JP5238338B2 (ja) | 2008-04-24 | 2008-04-24 | 内燃機関の点火装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009267046A JP2009267046A (ja) | 2009-11-12 |
JP5238338B2 true JP5238338B2 (ja) | 2013-07-17 |
Family
ID=41392524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008114182A Expired - Fee Related JP5238338B2 (ja) | 2008-04-24 | 2008-04-24 | 内燃機関の点火装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5238338B2 (ja) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09190936A (ja) * | 1995-11-07 | 1997-07-22 | Denso Corp | 内燃機関用点火コイル |
JPH09246058A (ja) * | 1996-03-06 | 1997-09-19 | Nissin Electric Co Ltd | 巻鉄心 |
JP3484938B2 (ja) * | 1997-04-28 | 2004-01-06 | 株式会社デンソー | 内燃機関用点火コイル |
JPH11265833A (ja) * | 1998-03-17 | 1999-09-28 | Aisan Ind Co Ltd | 点火コイル用コア及び該コアの製造方法 |
JP2002203712A (ja) * | 2000-12-28 | 2002-07-19 | Nippon Chemicon Corp | 巻回型コア |
JP4014965B2 (ja) * | 2002-08-07 | 2007-11-28 | ダイヤモンド電機株式会社 | 内燃機関用点火コイル |
JP2006203030A (ja) * | 2005-01-21 | 2006-08-03 | Diamond Electric Mfg Co Ltd | 内燃機関用点火コイル及び自動車 |
-
2008
- 2008-04-24 JP JP2008114182A patent/JP5238338B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2009267046A (ja) | 2009-11-12 |
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