JPH02149847U - - Google Patents
Info
- Publication number
- JPH02149847U JPH02149847U JP5926989U JP5926989U JPH02149847U JP H02149847 U JPH02149847 U JP H02149847U JP 5926989 U JP5926989 U JP 5926989U JP 5926989 U JP5926989 U JP 5926989U JP H02149847 U JPH02149847 U JP H02149847U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- light
- substrate
- casing
- throttle sensor
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims 3
- 230000005856 abnormality Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図および第２図は本考案の実施例を示し、
第１図は電気回路図、第２図イ，ロ，ハは発光ダ
イオード、フオトトランジスタの動作状態および
検出信号を示す特性線図、第３図ないし第５図は
従来技術を示し、第３図はスロツトルセンサの縦
断面図、第４図はカバーおよび回動板等を取外し
た状態で示すスロツトルセンサの平面図、第５図
は電気回路図である。
１……ケーシング、２……回動軸、４……レバ
ー、５……基板、６，７……焼成抵抗（抵抗体）
、８，９，１０……ターミナル、１１……回動板
、１３……接点板、１４……接点、１５，１６，
１７……端子ピン、１８……被膜、２２，２３…
…クラツク、３１……発光タイオード、（発光手
段）、３３……フオトトランジスタ（受光手段）
。
1 and 2 show an embodiment of the present invention,
Fig. 1 is an electric circuit diagram, Fig. 2 A, B, and C are characteristic diagrams showing the operating states and detection signals of the light emitting diode and phototransistor, Figs. 3 to 5 show the conventional technology, and Fig. 3 4 is a longitudinal sectional view of the throttle sensor, FIG. 4 is a plan view of the throttle sensor with the cover and rotating plate removed, and FIG. 5 is an electric circuit diagram. 1... Casing, 2... Rotating shaft, 4... Lever, 5... Board, 6, 7... Baking resistor (resistance element)
, 8, 9, 10... terminal, 11... rotating plate, 13... contact plate, 14... contact, 15, 16,
17...Terminal pin, 18...Coating, 22, 23...
... crack, 31 ... light emitting diode, (light emitting means), 33 ... phototransistor (light receiving means)
.
Claims (1)
縁性の基板と、該基板の上面に形成され、両端側
が電源とアースとに接続される抵抗体と、前記基
板上に回動可能に設けられた回動板と、該回動板
の下面に設けられ、前記抵抗体に摺動接触して抵
抗体を短絡させることにより、該回動板の回動位
置に応じた電圧信号を出力する接点板とからなる
スロツトルセンサにおいて、前記抵抗体の両端間
で該抵抗体と並列に接続され、前記電源から電圧
を印加されることにより常時は光を発光する発光
手段と、該発光手段からの光を受光することによ
り、前記抵抗体の異常の有、無を検出する受光手
段とから構成したことを特徴とするスロツトルセ
ンサの異常検出装置。 A casing, an insulating substrate provided in the casing, a resistor formed on the upper surface of the substrate and connected to a power source and ground at both ends, and a rotary circuit rotatably provided on the substrate. a contact plate, which is provided on the lower surface of the rotary plate and outputs a voltage signal according to the rotational position of the rotary plate by slidingly contacting the resistor and short-circuiting the resistor; A throttle sensor comprising: a light-emitting means connected in parallel with the resistor between both ends of the resistor, and which normally emits light when a voltage is applied from the power source; An abnormality detection device for a throttle sensor, comprising a light receiving means for detecting the presence or absence of an abnormality in the resistor by receiving light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5926989U JPH02149847U (en) | 1989-05-23 | 1989-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5926989U JPH02149847U (en) | 1989-05-23 | 1989-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02149847U true JPH02149847U (en) | 1990-12-21 |
Family
ID=31585616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5926989U Pending JPH02149847U (en) | 1989-05-23 | 1989-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02149847U (en) |
-
1989
- 1989-05-23 JP JP5926989U patent/JPH02149847U/ja active Pending
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