JPS6228083U - - Google Patents

Info

Publication number
JPS6228083U
JPS6228083U JP12006385U JP12006385U JPS6228083U JP S6228083 U JPS6228083 U JP S6228083U JP 12006385 U JP12006385 U JP 12006385U JP 12006385 U JP12006385 U JP 12006385U JP S6228083 U JPS6228083 U JP S6228083U
Authority
JP
Japan
Prior art keywords
light
receiving surface
utility
model registration
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.)
Pending
Application number
JP12006385U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP12006385U priority Critical patent/JPS6228083U/ja
Publication of JPS6228083U publication Critical patent/JPS6228083U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案による第１実施例センサの軸方
向部分断面図、第２図は第１図の左端側部分の拡
大図、第３図は第２実施例センサの軸方向部分断
面図、第４図は第３図の左端側部分の拡大図、第
５図は第２実施例センサの点火栓中心電極に組込
まれている導光体の構成を説明した、それぞれ軸
方向部分断面図である。 図中、１……導光体、１ａ……受光面、１ｂ…
…放光面、２……セラミツクヒータ、３，２３…
…主体金具、１４……セラミツクヒータ用給電線
コネクタ、４３……導光体の放光側端保護チユー
ブ、３１……光電素子ホルダ、３２……光電素子
、３４……光電素子の出力取出用端子、３６……
点火栓用高圧給電線端子。 FIG. 1 is a partial axial cross-sectional view of the sensor of the first embodiment according to the present invention, FIG. 2 is an enlarged view of the left end side portion of FIG. 1, and FIG. 3 is a partial cross-sectional view of the sensor of the second embodiment in the axial direction. Fig. 4 is an enlarged view of the left end side portion of Fig. 3, and Fig. 5 is a partial axial cross-sectional view illustrating the structure of the light guide incorporated in the spark plug center electrode of the sensor of the second embodiment. be. In the figure, 1... light guide, 1a... light receiving surface, 1b...
...Light emitting surface, 2... Ceramic heater, 3, 23...
...Main metal fitting, 14...Power supply line connector for ceramic heater, 43...Emission side end protection tube of light guide, 31...Photoelectric element holder, 32...Photoelectric element, 34...For output extraction of photoelectric element Terminal, 36...
High voltage power supply line terminal for spark plug.

Claims (1)

【実用新案登録請求の範囲】 (1) 細線状導光体の一端部を受光面とし、他端
部を放光面とすると共に、該放光面に光電素子の
受光部を対置させてなる燃焼光センサにおいて、 前記受光面に曲面形状が与えられることを特徴
とする燃焼光センサ。 (2) 前記導光体を、内燃機関用点火栓の中心電
極に設けられた軸芯部貫通孔内に、前記曲面形状
受光面が露出する如くに組込んでなる、実用新案
登録請求の範囲第１項記載の燃焼光センサ。 (3) 前記受光面の曲面形状が、前記細線状導光
体の一端部に熱溶融加工を施すことによつて形成
されていることを特徴とする実用新案登録請求の
範囲第１項または第２項記載の燃焼光センサ。[Claims for Utility Model Registration] (1) One end of a thin wire-shaped light guide is a light-receiving surface, the other end is a light-emitting surface, and the light-receiving portion of a photoelectric element is placed opposite to the light-emitting surface. A combustion light sensor, characterized in that the light-receiving surface has a curved shape. (2) The scope of the utility model registration claim, wherein the light guide is incorporated into a shaft core through-hole provided in the center electrode of a spark plug for an internal combustion engine so that the curved light-receiving surface is exposed. The combustion light sensor according to item 1. (3) The utility model registration claim 1 or 2, characterized in that the curved shape of the light-receiving surface is formed by subjecting one end of the thin linear light guide to thermal melting processing. Combustion light sensor according to item 2.
JP12006385U 1985-08-05 1985-08-05 Pending JPS6228083U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12006385U JPS6228083U (en) 1985-08-05 1985-08-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12006385U JPS6228083U (en) 1985-08-05 1985-08-05

Publications (1)

Publication Number Publication Date
JPS6228083U true JPS6228083U (en) 1987-02-20

Family

ID=31008029

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12006385U Pending JPS6228083U (en) 1985-08-05 1985-08-05

Country Status (1)

Country Link
JP (1) JPS6228083U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648814A (en) * 1979-09-25 1981-05-02 Iseki Agricult Mach Reciprocating straw cutting knife device
JPS57108466A (en) * 1980-11-03 1982-07-06 Jiyoodon Eng Asoshieitsu Inc Dual prove connector
JPS5750193B2 (en) * 1978-08-31 1982-10-26
JPS6046442A (en) * 1983-08-24 1985-03-13 Hitachi Ltd Engine control system using multifunctional ignition plug

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5750193B2 (en) * 1978-08-31 1982-10-26
JPS5648814A (en) * 1979-09-25 1981-05-02 Iseki Agricult Mach Reciprocating straw cutting knife device
JPS57108466A (en) * 1980-11-03 1982-07-06 Jiyoodon Eng Asoshieitsu Inc Dual prove connector
JPS6046442A (en) * 1983-08-24 1985-03-13 Hitachi Ltd Engine control system using multifunctional ignition plug

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