JPH0329158U - - Google Patents
Info
- Publication number
- JPH0329158U JPH0329158U JP17068988U JP17068988U JPH0329158U JP H0329158 U JPH0329158 U JP H0329158U JP 17068988 U JP17068988 U JP 17068988U JP 17068988 U JP17068988 U JP 17068988U JP H0329158 U JPH0329158 U JP H0329158U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- gas supply
- valve
- mask
- carbon dioxide
- 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
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 5
- 230000000241 respiratory effect Effects 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案の第１実施例による呼吸用気体
供給システムの全体説明図、第２図はマスク内の
気体の温度変化の説明図、第３図は同実施例で使
用するマイコンのフローチヤート、第４図は本考
案の第２実施例による呼吸用気体供給システムの
全体説明図、第５図は本考案の前提技術の説明図
、である。
Ａ……新鮮気体供給源、Ｌ１……気体供給路、
気体循環用帰還路Ｌ２、Ｍ……マスク、２……気
体供給弁、３……気体排出弁、４……二酸化炭素
除去装置、１１……呼吸検出器。
Fig. 1 is an overall explanatory diagram of the respiratory gas supply system according to the first embodiment of the present invention, Fig. 2 is an explanatory diagram of the temperature change of the gas inside the mask, and Fig. 3 is the flowchart of the microcomputer used in the same embodiment. FIG. 4 is an overall explanatory diagram of a respiratory gas supply system according to a second embodiment of the present invention, and FIG. 5 is an explanatory diagram of the basic technology of the present invention. A... Fresh gas supply source, L1... Gas supply path,
Gas circulation return path L2, M... mask, 2... gas supply valve, 3... gas discharge valve, 4... carbon dioxide removal device, 11... respiration detector.
Claims (1)
記マスク内に気体が吐出されるときに閉じられる
気体供給弁を有しこの気体供給弁が開かれている
ときに前記マスス内に呼吸用気体を供給する気体
供給路と、 この気体供給路の上流側に接続されて前記気体
供給路に新鮮な呼吸用気体を供給する新鮮気体供
給源と、 前記マスク内の気体が吸入されるときに閉じら
れて前記マスク内に気体が吐出されるときに開か
れるとともに開かれているときに前記マスク内か
ら気体を排出する気体排出弁およびこの気体排出
弁から排出される気体中の二酸化炭素を減少させ
る二酸化炭素除去装置を有しこの二酸化炭素除去
装置で得られた二酸化炭素減少気体を前記気体供
給弁の上流の気体供給路に帰還させる気体循環用
帰還路と、を備えた呼吸用気体供給システムであ
つて、 前記気体供給弁および気体排出弁を駆動力によ
つて作動する動力作動弁によつて構成し、前記マ
スク内の気体の吸入およびマスク内への気体の吐
出を検出する呼吸検出器を設け、この呼吸検出器
の検出信号により前記気体供給弁および気体排出
弁を作動させるようにした呼吸用気体供給システ
ム。[Claims for Utility Model Registration] A gas supply valve that is opened when the gas inside the mask is inhaled and closed when the gas is discharged into the mask, and when the gas supply valve is opened. a gas supply path for supplying breathing gas into the mass; a fresh gas supply source connected to the upstream side of the gas supply path and supplying fresh breathing gas to the gas supply path; A gas discharge valve that is closed when gas is inhaled and opened when gas is discharged into the mask, and discharges gas from within the mask when it is open; and a gas discharge valve that discharges gas from the mask. a gas circulation return path that includes a carbon dioxide removal device that reduces carbon dioxide in the gas and returns the carbon dioxide reduced gas obtained by the carbon dioxide removal device to the gas supply path upstream of the gas supply valve; A respiratory gas supply system comprising: the gas supply valve and the gas discharge valve being power-operated valves operated by a driving force, the gas supply system comprising: a power-operated valve operated by a driving force; A respiratory gas supply system comprising: a respiration detector for detecting exhalation; the gas supply valve and the gas discharge valve are actuated by a detection signal from the respiration detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17068988U JP2585696Y2 (en) | 1988-12-29 | 1988-12-29 | Breathing gas supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17068988U JP2585696Y2 (en) | 1988-12-29 | 1988-12-29 | Breathing gas supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0329158U true JPH0329158U (en) | 1991-03-22 |
| JP2585696Y2 JP2585696Y2 (en) | 1998-11-25 |
Family
ID=31699721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17068988U Expired - Lifetime JP2585696Y2 (en) | 1988-12-29 | 1988-12-29 | Breathing gas supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2585696Y2 (en) |
-
1988
- 1988-12-29 JP JP17068988U patent/JP2585696Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2585696Y2 (en) | 1998-11-25 |
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