JPH0473856U - - Google Patents
Info
- Publication number
- JPH0473856U JPH0473856U JP11596890U JP11596890U JPH0473856U JP H0473856 U JPH0473856 U JP H0473856U JP 11596890 U JP11596890 U JP 11596890U JP 11596890 U JP11596890 U JP 11596890U JP H0473856 U JPH0473856 U JP H0473856U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- oil
- emitting element
- oil deterioration
- 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
- 230000006866 deterioration Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図はこの考案にかかるオイル劣化センサー
の要部説明図、第２図は従来のオイル劣化センサ
ーの要部説明図、第３図はカーボン濃度増加に対
するこの考案および従来の受光素子の出力電圧低
下特性を示すグラフである。
１０……発光素素子、１０ａ……発光面（平坦
状）、１２……受光素子、１２ａ……受光面（球
形）。
Fig. 1 is an explanatory diagram of the main parts of the oil deterioration sensor according to this invention, Fig. 2 is an explanatory diagram of the main parts of the conventional oil deterioration sensor, and Fig. 3 is the output voltage of this invention and the conventional light receiving element in response to an increase in carbon concentration. It is a graph showing a reduction characteristic. 10... Light emitting element element, 10a... Light emitting surface (flat shape), 12... Light receiving element, 12a... Light receiving surface (spherical shape).
Claims (1)
オイル循環経路中に対向配置し、前記発光素子か
ら発光された光を前記受光素子で受けたときの、
この受光素子の検出電圧の変化によつてオイルの
劣化度合いを検出するようにしたオイル劣化セン
サーにおいて、 前記発光素子の発光面または受光素子の受光面
のうちのいずれか一方の面を球面形状とし、他方
の面を平坦面としたことを特徴とするオイル劣化
センサー。[Claims for Utility Model Registration] When a light-emitting element and a light-receiving element are arranged facing each other in an oil circulation path with a distance equivalent to an oil film, and the light emitted from the light-emitting element is received by the light-receiving element,
In this oil deterioration sensor that detects the degree of oil deterioration based on a change in the detection voltage of the light receiving element, either one of the light emitting surface of the light emitting element and the light receiving surface of the light receiving element has a spherical shape. , an oil deterioration sensor characterized in that the other surface is a flat surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11596890U JP2518529Y2 (en) | 1990-11-06 | 1990-11-06 | Oil deterioration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11596890U JP2518529Y2 (en) | 1990-11-06 | 1990-11-06 | Oil deterioration sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0473856U true JPH0473856U (en) | 1992-06-29 |
| JP2518529Y2 JP2518529Y2 (en) | 1996-11-27 |
Family
ID=31863776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11596890U Expired - Lifetime JP2518529Y2 (en) | 1990-11-06 | 1990-11-06 | Oil deterioration sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2518529Y2 (en) |
-
1990
- 1990-11-06 JP JP11596890U patent/JP2518529Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2518529Y2 (en) | 1996-11-27 |