JPH0250634U - - Google Patents
Info
- Publication number
- JPH0250634U JPH0250634U JP12995688U JP12995688U JPH0250634U JP H0250634 U JPH0250634 U JP H0250634U JP 12995688 U JP12995688 U JP 12995688U JP 12995688 U JP12995688 U JP 12995688U JP H0250634 U JPH0250634 U JP H0250634U
- Authority
- JP
- Japan
- Prior art keywords
- light
- element chip
- liquid level
- lead frame
- level 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.)
- Granted
Links
- 239000007788 liquid Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Description
第１図は本考案による液面センサーの一実施例
の概略断面図である。第２図及び第３図は従来の
液面センサーの例を示す概略図である。
１０……液面センサー；１１……第一のリード
フレーム；１２……第二のリードフレーム；１３
……第三のリードフレーム；１１ａ，１２ａ，１
３ａ……上端面；１４……ＬＥＤチツプ；１５…
…フオトデイテクタ；１６……レンズ。
FIG. 1 is a schematic cross-sectional view of an embodiment of a liquid level sensor according to the present invention. FIGS. 2 and 3 are schematic diagrams showing examples of conventional liquid level sensors. 10... Liquid level sensor; 11... First lead frame; 12... Second lead frame; 13
...Third lead frame; 11a, 12a, 1
3a... Upper end surface; 14... LED chip; 15...
...Photodetector; 16...Lens.
Claims (1)
とをモールドして形成した液面センサーにおいて
、上記発光素子チツプ用リードフレームと受光素
子チツプ用リードフレームの高さを異ならせたこ
とを特徴とする、液面センサー。 A liquid level sensor formed by molding a light-emitting element chip and a light-receiving element chip in a transparent resin, characterized in that the heights of the lead frame for the light-emitting element chip and the lead frame for the light-receiving element chip are different. liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988129956U JP2510524Y2 (en) | 1988-10-05 | 1988-10-05 | Liquid level sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988129956U JP2510524Y2 (en) | 1988-10-05 | 1988-10-05 | Liquid level sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0250634U true JPH0250634U (en) | 1990-04-09 |
| JP2510524Y2 JP2510524Y2 (en) | 1996-09-11 |
Family
ID=31384696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988129956U Expired - Lifetime JP2510524Y2 (en) | 1988-10-05 | 1988-10-05 | Liquid level sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2510524Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115810676A (en) * | 2022-11-22 | 2023-03-17 | 宁波泰睿思微电子有限公司 | Adjustable double-step light sensor packaging structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53163523U (en) * | 1977-05-30 | 1978-12-21 | ||
| JPS59115312U (en) * | 1983-01-25 | 1984-08-03 | 錘興電器株式会社 | photo sensor |
| JPS59138737U (en) * | 1983-03-08 | 1984-09-17 | 三菱重工業株式会社 | Sediment detection device |
| JPS6053024U (en) * | 1983-09-21 | 1985-04-13 | 新日本無線株式会社 | Liquid level indicator |
-
1988
- 1988-10-05 JP JP1988129956U patent/JP2510524Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53163523U (en) * | 1977-05-30 | 1978-12-21 | ||
| JPS59115312U (en) * | 1983-01-25 | 1984-08-03 | 錘興電器株式会社 | photo sensor |
| JPS59138737U (en) * | 1983-03-08 | 1984-09-17 | 三菱重工業株式会社 | Sediment detection device |
| JPS6053024U (en) * | 1983-09-21 | 1985-04-13 | 新日本無線株式会社 | Liquid level indicator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115810676A (en) * | 2022-11-22 | 2023-03-17 | 宁波泰睿思微电子有限公司 | Adjustable double-step light sensor packaging structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2510524Y2 (en) | 1996-09-11 |