JPH0291100U - - Google Patents
Info
- Publication number
- JPH0291100U JPH0291100U JP17068788U JP17068788U JPH0291100U JP H0291100 U JPH0291100 U JP H0291100U JP 17068788 U JP17068788 U JP 17068788U JP 17068788 U JP17068788 U JP 17068788U JP H0291100 U JPH0291100 U JP H0291100U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- mask
- gas supply
- path
- 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
- 230000000241 respiratory effect Effects 0.000 claims description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 3
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
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図はその要部の
詳細説明図、第３図は第２実施例の説明図、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、３……気
体供給弁、４……気体排出弁、５……二酸化炭素
除去装置、７……脱臭剤。
FIG. 1 is an overall explanatory diagram of a respiratory gas supply system according to a first embodiment of the present invention, FIG. 2 is a detailed explanatory diagram of its main parts, and FIG. 3 is an explanatory diagram of a second embodiment. A... Fresh gas supply source, L1... Gas supply path,
Gas circulation return path L2, M... mask, 3... gas supply valve, 4... gas discharge valve, 5... carbon dioxide removal device, 7... deodorizer.
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
ときに前記マスク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、 前記マスク内に吐出された気体が前記気体循環
用帰還路および前記気体供給路を通つて再びマス
ク内に戻される循環経路の途中に脱臭剤を配設し
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 mask; 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: a deodorizer disposed in the middle of a circulation path in which the gas discharged into the mask passes through the gas circulation return path and the gas supply path and returns to the mask. Breathing gas supply system installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988170687U JP2557674Y2 (en) | 1988-12-29 | 1988-12-29 | Breathing gas supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988170687U JP2557674Y2 (en) | 1988-12-29 | 1988-12-29 | Breathing gas supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0291100U true JPH0291100U (en) | 1990-07-19 |
| JP2557674Y2 JP2557674Y2 (en) | 1997-12-10 |
Family
ID=31461849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988170687U Expired - Lifetime JP2557674Y2 (en) | 1988-12-29 | 1988-12-29 | Breathing gas supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2557674Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63502400A (en) * | 1986-01-10 | 1988-09-14 | ヘルタ−，ハインツ | Method and device for purifying breathing air |
-
1988
- 1988-12-29 JP JP1988170687U patent/JP2557674Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63502400A (en) * | 1986-01-10 | 1988-09-14 | ヘルタ−，ハインツ | Method and device for purifying breathing air |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2557674Y2 (en) | 1997-12-10 |
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