JPS6225858U - - Google Patents
Info
- Publication number
- JPS6225858U JPS6225858U JP11648685U JP11648685U JPS6225858U JP S6225858 U JPS6225858 U JP S6225858U JP 11648685 U JP11648685 U JP 11648685U JP 11648685 U JP11648685 U JP 11648685U JP S6225858 U JPS6225858 U JP S6225858U
- Authority
- JP
- Japan
- Prior art keywords
- tubular member
- measuring sensor
- concentration measuring
- gas concentration
- respiratory gas
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 230000000241 respiratory effect Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図は本考案に係る計測センサの一実施例に
よるアダプタを示す正面図、第２図は第１図に示
すアダプタを従来のフロースルーセルに装着した
状態を示す正面図、第３図、第４図及び第５図は
計測センサの死腔量を比較した断面図、第６図は
本実施例による検出光の作用を示す断面図、第７
図は呼吸気ガス濃度計測装置の概略を示す断面図
である。
１…計測センサ、２…フロースルーセル（管状
部材）、３…赤外線光源部、４…赤外線検出部、
５，６…透光窓、１１…アダプタ、１１ｃ…貫通
孔、１３ａ，１３ｂ…検出光。
FIG. 1 is a front view showing an adapter according to an embodiment of the measurement sensor according to the present invention, FIG. 2 is a front view showing the adapter shown in FIG. 1 attached to a conventional flow-through cell, and FIG. 4 and 5 are cross-sectional views comparing the amount of dead space of the measurement sensor, FIG. 6 is a cross-sectional view showing the effect of the detection light according to this embodiment, and FIG.
The figure is a sectional view schematically showing a respiratory gas concentration measuring device. 1... Measurement sensor, 2... Flow-through cell (tubular member), 3... Infrared light source section, 4... Infrared detection section,
5, 6...Transparent window, 11...Adapter, 11c...Through hole, 13a, 13b...Detection light.
Claims (1)
中に外部から検出光を透過させるための一対の透
光窓を、前記管状部材の周壁に気密に設けてなる
呼吸気ガス濃度計測センサにおいて、前記管状部
材の内径面に嵌合し、前記透光窓と整合する位置
に貫通孔が形成された管状のアダプタを設けたこ
とを特徴とする呼吸気ガス濃度計測センサ。 (2) 貫通孔の内径が前記検出光の入射側で小さ
く、出射側で大きく形成されたことを特徴とする
実用新案登録請求の範囲第１項記載の呼吸気ガス
濃度計測センサ。[Claims for Utility Model Registration] (1) A pair of transparent windows for transmitting detection light from the outside into gas flowing in a flow path formed by a tubular member are airtightly provided on the peripheral wall of the tubular member. A respiratory gas concentration measuring sensor comprising: a respiratory gas concentration measuring sensor comprising: a tubular adapter that fits into the inner diameter surface of the tubular member and has a through hole formed at a position aligned with the transparent window; Concentration measurement sensor. (2) The respiratory gas concentration measuring sensor according to claim 1, wherein the inner diameter of the through hole is smaller on the incident side of the detection light and larger on the output side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11648685U JPH0448534Y2 (en) | 1985-07-31 | 1985-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11648685U JPH0448534Y2 (en) | 1985-07-31 | 1985-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6225858U true JPS6225858U (en) | 1987-02-17 |
| JPH0448534Y2 JPH0448534Y2 (en) | 1992-11-16 |
Family
ID=31001121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11648685U Expired JPH0448534Y2 (en) | 1985-07-31 | 1985-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448534Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7462154B2 (en) | 2001-03-08 | 2008-12-09 | Nihon Kohden Corporation | Sensor for measuring carbon dioxide in respiratory gas |
-
1985
- 1985-07-31 JP JP11648685U patent/JPH0448534Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7462154B2 (en) | 2001-03-08 | 2008-12-09 | Nihon Kohden Corporation | Sensor for measuring carbon dioxide in respiratory gas |
| US8636956B2 (en) | 2001-03-08 | 2014-01-28 | Nihon Kohden Corporation | Sensor for measuring carbon dioxide in respiratory gas |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0448534Y2 (en) | 1992-11-16 |
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