JPS62121796U - - Google Patents
Info
- Publication number
- JPS62121796U JPS62121796U JP897786U JP897786U JPS62121796U JP S62121796 U JPS62121796 U JP S62121796U JP 897786 U JP897786 U JP 897786U JP 897786 U JP897786 U JP 897786U JP S62121796 U JPS62121796 U JP S62121796U
- Authority
- JP
- Japan
- Prior art keywords
- pressure sensor
- center electrode
- built
- spark plug
- terminal
- 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.)
- Granted
Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Spark Plugs (AREA)
Description
第１図は本考案の圧力ピツクアツプ内蔵式スパ
ークプラグの実施例で、イはプラグキヤツプを被
装した状態を示す一部縦断面図で、ロは主として
主体金具の六角形部及び頭部を含む要部の部分外
観図で、ハはロにおけるＡ―Ａの断面図である。
第２図は従来例の圧力ピツクアツプ内蔵式スパー
クプラグの半縦断面図である。
１：圧力ピツクアツプ内蔵式スパークプラグ、
２：セラミツク絶縁体、３：高圧端子、４：中心
電極、５：接地電極、６：主体金具、７：圧力セ
ンサー、８：出力取出し用リード線、８Ａ：圧力
センサー口出線、８Ｂ：出力取出し用リード線、
１３：アース端子、１４：出力端子、１５：プラ
グキヤツプ、１７：プラグコード。
Fig. 1 shows an embodiment of the spark plug with a built-in pressure pick-up according to the present invention, A is a partial vertical cross-sectional view showing the state in which the plug cap is covered, and B is a partial longitudinal sectional view showing the state in which the spark plug is covered with a plug cap, and B mainly includes the hexagonal part and head of the metal shell. In the partial external view of the main part, C is a sectional view taken along line A-A in B.
FIG. 2 is a half-longitudinal sectional view of a conventional spark plug with built-in pressure pickup. 1: Spark plug with built-in pressure pickup,
2: Ceramic insulator, 3: High voltage terminal, 4: Center electrode, 5: Ground electrode, 6: Metal shell, 7: Pressure sensor, 8: Output lead wire, 8A: Pressure sensor lead wire, 8B: Output Lead wire for extraction,
13: Earth terminal, 14: Output terminal, 15: Plug cap, 17: Plug cord.
Claims (1)
定支持するセラミツク絶縁体と、中心電極先端と
の間に火花間隙を形成するよう先端に接地電極を
突設すると共にセラミツク絶縁体を外周から保持
し気筒頭部への接着に際しプラグレンチ嵌合部と
なる六角形部の下面が気筒頭部への取付け座面と
なるように形成された主体金具と、該六角形部内
に組み込まれた圧力センサーとからなる圧力ピツ
クアツプ内蔵式スパークプラグにおいて、上記主
体金具の頭部側面に圧力センサーリード線接続端
子を設け、該端子に圧力センサー口出線を接続し
てなることを特徴とする圧力ピツクアツプ内蔵式
スパークプラグ。 A ground electrode is provided protruding from the tip to form a spark gap between a center electrode equipped with a high voltage terminal, a ceramic insulator that surrounds and fixedly supports the center electrode, and the tip of the center electrode, and the ceramic insulator is held from the outer periphery. The main metal fitting is formed so that the lower surface of the hexagonal part that becomes the plug wrench fitting part when bonded to the cylinder head becomes the mounting seat surface for the cylinder head, and the pressure sensor built into the hexagonal part. A spark plug with a built-in pressure pick-up, characterized in that a pressure sensor lead wire connection terminal is provided on the side surface of the head of the metal shell, and a pressure sensor outlet wire is connected to the terminal. Spark plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP897786U JPH0238390Y2 (en) | 1986-01-27 | 1986-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP897786U JPH0238390Y2 (en) | 1986-01-27 | 1986-01-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62121796U true JPS62121796U (en) | 1987-08-01 |
| JPH0238390Y2 JPH0238390Y2 (en) | 1990-10-16 |
Family
ID=30793859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP897786U Expired JPH0238390Y2 (en) | 1986-01-27 | 1986-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0238390Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002313522A (en) * | 2001-04-12 | 2002-10-25 | Ngk Spark Plug Co Ltd | Plug cap and spark plug unit |
-
1986
- 1986-01-27 JP JP897786U patent/JPH0238390Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002313522A (en) * | 2001-04-12 | 2002-10-25 | Ngk Spark Plug Co Ltd | Plug cap and spark plug unit |
| JP4678981B2 (en) * | 2001-04-12 | 2011-04-27 | 日本特殊陶業株式会社 | Spark plug unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0238390Y2 (en) | 1990-10-16 |
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