JPS62183050U - - Google Patents
Info
- Publication number
- JPS62183050U JPS62183050U JP7001286U JP7001286U JPS62183050U JP S62183050 U JPS62183050 U JP S62183050U JP 7001286 U JP7001286 U JP 7001286U JP 7001286 U JP7001286 U JP 7001286U JP S62183050 U JPS62183050 U JP S62183050U
- Authority
- JP
- Japan
- Prior art keywords
- spark plug
- diameter part
- small diameter
- mounting hole
- female thread
- 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.)
- Pending
Links
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案を慣用の点火プラグに適用した
一実施例を示す部分縦断面図、第２図は第１図に
おけるスワールと点火プラグ電極との相対関係を
示す水平横断面図、第３図は本考案をシユラウド
電極型点火プラグに適用した場合のシリンダーヘ
ツドの部分水平断面図である。第４図は公知の低
セタン価燃料エンジンのシリンダーヘツドを示す
縦断面図、第５図は本考案者がさきに提案したシ
ユラウド電極型点火プラグを示す側面図及び正面
図、第６図は第５図のシユラウド電極を示す斜視
図である。
１……点火プラグ、１′……シユラウド電極型
点火プラグ、２……フランジ、３……回り止め、
４……当接面、５……点火プラグ取付孔、６……
シリンダーヘツド、７……位置決め溝、８……め
ねじ、９……ブツシング、１０……パツキン、１
１……中心電極、１２……シユラウド電極、１３
……透孔、１４……電極片。
FIG. 1 is a partial longitudinal cross-sectional view showing an embodiment in which the present invention is applied to a conventional spark plug, FIG. 2 is a horizontal cross-sectional view showing the relative relationship between the swirl and the spark plug electrode in FIG. 1, and FIG. The figure is a partial horizontal sectional view of a cylinder head when the present invention is applied to a shroud electrode type spark plug. FIG. 4 is a longitudinal sectional view showing a cylinder head of a known low cetane fuel engine, FIG. 5 is a side view and front view showing a shroud electrode type spark plug previously proposed by the present inventor, and FIG. FIG. 6 is a perspective view showing the shroud electrode of FIG. 5; 1... Spark plug, 1'... Shroud electrode type spark plug, 2... Flange, 3... Stop rotation,
4...Abutting surface, 5...Spark plug mounting hole, 6...
Cylinder head, 7... Positioning groove, 8... Female thread, 9... Bushing, 10... Packing, 1
1...Center electrode, 12...Shroud electrode, 13
...Through hole, 14...Electrode piece.
Claims (1)
部大径部とよりなり上記大径部にめねじが刻設さ
れた点火プラグ取付孔と、上部小径部と下部小径
部との中間部にフランジが突設された点火プラグ
と、上記点火プラグの上記点火プラグ取付孔に対
する取付位置を規制する手段と、中心孔が上記点
火プラグの上部小径部に緩挿され外周に刻設され
たねじが上記点火プラグ取付孔のめねじに螺合し
下端が上記点火プラグのフランジに圧接するブツ
シングとを具えたことを特徴とする低セタン価燃
料エンジン。 A spark plug mounting hole is provided through the cylinder head and consists of a lower small diameter part and an upper large diameter part, and a female thread is carved in the large diameter part, and a flange protrudes at an intermediate part between the upper small diameter part and the lower small diameter part. a means for regulating the mounting position of the spark plug with respect to the spark plug mounting hole; and a screw having a center hole loosely inserted into the upper small diameter portion of the spark plug and a screw carved on the outer periphery of the spark plug. A low cetane number fuel engine comprising a bushing that is threaded into the female thread of the mounting hole and whose lower end is pressed into contact with the flange of the spark plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7001286U JPS62183050U (en) | 1986-05-12 | 1986-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7001286U JPS62183050U (en) | 1986-05-12 | 1986-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62183050U true JPS62183050U (en) | 1987-11-20 |
Family
ID=30911256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7001286U Pending JPS62183050U (en) | 1986-05-12 | 1986-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62183050U (en) |
-
1986
- 1986-05-12 JP JP7001286U patent/JPS62183050U/ja active Pending