JPS5837532U - pressure detection device - Google Patents
pressure detection deviceInfo
- Publication number
- JPS5837532U JPS5837532U JP13336981U JP13336981U JPS5837532U JP S5837532 U JPS5837532 U JP S5837532U JP 13336981 U JP13336981 U JP 13336981U JP 13336981 U JP13336981 U JP 13336981U JP S5837532 U JPS5837532 U JP S5837532U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- pressure
- pressure detection
- combustion chamber
- seat surface
- 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
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例をあられす断面図、第２図は燃焼室内の
真の圧力特性をあられすグラフ、第３図は圧力検出装置
の作用をあられす作用説明図、第４図は従来の圧力検出
装置により測定した燃焼室内圧力の特性をあられすグラ
フ、第５図は本考案の実施例における点火プラグをあら
れす半断面図、第６図は同じく本考案の実施例の要部を
あられす部分断面図、第７図は他の実施例の要部をあら
れ−す部分断面図である。
１・・・エンジン本体、１ａ・・・座面、１ｂ・・・ね
じ込み部（雌ねじ部）、２・・・点火プラグ、２ａ・・
・プラグ座面、２ｂ・・・ねじ込み部（雄ねじ部）、３
・・田−ドワッシャ、１４．１７・・・深溝部。Fig. 1 is a cross-sectional view of the conventional example, Fig. 2 is a graph showing the true pressure characteristics in the combustion chamber, Fig. 3 is an explanatory diagram showing the action of the pressure detection device, and Fig. 4 is the conventional example. A graph showing the characteristics of combustion chamber pressure measured by a pressure detection device, Fig. 5 is a half-sectional view of a spark plug in an embodiment of the present invention, and Fig. 6 also shows a main part of an embodiment of the present invention. FIG. 7 is a partial sectional view showing the main parts of another embodiment. DESCRIPTION OF SYMBOLS 1... Engine body, 1a... Seat surface, 1b... Threaded part (female thread part), 2... Spark plug, 2a...
・Plug seat surface, 2b...Threaded part (male thread part), 3
... field washer, 14.17... deep groove part.
Claims (1)
内圧力を検知するロードワッシャを介装し、この圧力信
号によりゃ焼室内圧力を測定する圧力検出装置において
、エンジン本体の雌ねじ部又は点火プラグの雄ねじ部の
谷部に径方向の深溝部を形成したことを特徴とする圧力
検出装置。A load washer that detects the pressure in the combustion chamber is interposed on the seat surface of the spark plug screwed to the engine body, and the pressure detection device that measures the pressure in the combustion chamber uses this pressure signal. A pressure detection device characterized in that a radial deep groove is formed in the valley of the male thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13336981U JPS5837532U (en) | 1981-09-08 | 1981-09-08 | pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13336981U JPS5837532U (en) | 1981-09-08 | 1981-09-08 | pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5837532U true JPS5837532U (en) | 1983-03-11 |
Family
ID=29926833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13336981U Pending JPS5837532U (en) | 1981-09-08 | 1981-09-08 | pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5837532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0467923U (en) * | 1990-10-19 | 1992-06-16 |
-
1981
- 1981-09-08 JP JP13336981U patent/JPS5837532U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0467923U (en) * | 1990-10-19 | 1992-06-16 |
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