JPH03130515U - - Google Patents
Info
- Publication number
- JPH03130515U JPH03130515U JP3978890U JP3978890U JPH03130515U JP H03130515 U JPH03130515 U JP H03130515U JP 3978890 U JP3978890 U JP 3978890U JP 3978890 U JP3978890 U JP 3978890U JP H03130515 U JPH03130515 U JP H03130515U
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- glass tube
- gas
- precision thin
- measures
- 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
- 239000011521 glass Substances 0.000 claims description 6
- 239000010409 thin film Substances 0.000 claims description 5
- 239000000344 soap Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図はこの考案の第１の実施例、第２図はこ
の考案の第２の実施例、第３図は従来の精密薄膜
流量計の概略図である。
１……ガス入口、２……ガス出口、３……石け
ん水、４……石けん薄膜、６，７……ガラス管、
６ａ，６ｂ，６ｃ，７ａ，７ｂ，７ｃ……直径の
異なるガラス管、ａ１，ａ２，ｂ１，ｂ２，ｃ１
，ｃ２……各ガラス管径に対するガス流量を測定
するセンサー。
FIG. 1 is a first embodiment of this invention, FIG. 2 is a second embodiment of this invention, and FIG. 3 is a schematic diagram of a conventional precision thin film flowmeter. 1... Gas inlet, 2... Gas outlet, 3... Soapy water, 4... Soap thin film, 6, 7... Glass tube,
6a, 6b, 6c, 7a, 7b, 7c...Glass tubes with different diameters, a1, a2, b1, b2, c1
, c2...Sensor that measures the gas flow rate for each glass tube diameter.
Claims (1)
石けんの薄膜が移動する時間によりガスの流量を
測定する精密薄膜流量計において、ガラス管径を
段階的に変えたことを特徴とする精密薄膜量量計
。 A precision thin film flowmeter that measures the flow rate of gas by flowing gas into a glass tube and measuring the time it takes for a thin film of soap formed inside the glass tube to move.A precision thin film flow meter that is characterized by changing the diameter of the glass tube in stages. Total.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3978890U JPH03130515U (en) | 1990-04-13 | 1990-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3978890U JPH03130515U (en) | 1990-04-13 | 1990-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03130515U true JPH03130515U (en) | 1991-12-27 |
Family
ID=31549003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3978890U Pending JPH03130515U (en) | 1990-04-13 | 1990-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03130515U (en) |
-
1990
- 1990-04-13 JP JP3978890U patent/JPH03130515U/ja active Pending
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