JPH02109642U - - Google Patents
Info
- Publication number
- JPH02109642U JPH02109642U JP1722889U JP1722889U JPH02109642U JP H02109642 U JPH02109642 U JP H02109642U JP 1722889 U JP1722889 U JP 1722889U JP 1722889 U JP1722889 U JP 1722889U JP H02109642 U JPH02109642 U JP H02109642U
- Authority
- JP
- Japan
- Prior art keywords
- concentration
- pipe
- utility
- liquid
- size
- 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
- 239000007788 liquid Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Emergency Alarm Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
第１図は本案の回路構成である。第２図は本案
の使用斜視図である。
１は光センサーである。２は警報機である。
FIG. 1 shows the circuit configuration of the present invention. FIG. 2 is a perspective view of the present invention. 1 is a light sensor. 2 is an alarm.
Claims (1)
プの大小を問わずに使用できるようにした気ほう
警報機。 This air bubble alarm uses an optical sensor and can be used regardless of the concentration of the liquid or the size of the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1722889U JPH02109642U (en) | 1989-02-16 | 1989-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1722889U JPH02109642U (en) | 1989-02-16 | 1989-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02109642U true JPH02109642U (en) | 1990-09-03 |
Family
ID=31230824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1722889U Pending JPH02109642U (en) | 1989-02-16 | 1989-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02109642U (en) |
-
1989
- 1989-02-16 JP JP1722889U patent/JPH02109642U/ja active Pending