JPH0327254U - - Google Patents
Info
- Publication number
- JPH0327254U JPH0327254U JP8629489U JP8629489U JPH0327254U JP H0327254 U JPH0327254 U JP H0327254U JP 8629489 U JP8629489 U JP 8629489U JP 8629489 U JP8629489 U JP 8629489U JP H0327254 U JPH0327254 U JP H0327254U
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- gas
- demand valve
- switching device
- gas supply
- 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
- 238000007664 blowing Methods 0.000 claims 1
- 230000005284 excitation Effects 0.000 claims 1
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Separation Of Gases By Adsorption (AREA)
- Flow Control (AREA)
Description
第１図は、本考案の１実施例を示す制御用の電
源の表示を省略した系統図である。
図中の符号の意味は次の通りである。１……ガ
ス供給源、２……配管、３……切替弁、４，４′
……流量設定弁、５……デマンドバルブ、６……
カニユーラ給気管、７……センサー、８，９……
信号線、１０……切替弁制御器。
FIG. 1 is a system diagram showing one embodiment of the present invention, with the display of a control power source omitted. The meanings of the symbols in the figure are as follows. 1...Gas supply source, 2...Piping, 3...Switching valve, 4, 4'
...Flow rate setting valve, 5...Demand valve, 6...
Cannula air supply pipe, 7...sensor, 8,9...
Signal line, 10...Switching valve controller.
Claims (1)
の期間だけガスを所定の流量で間歇的に吹送する
ように制御するデマンドバルブを有するガス供給
システムにおいて、該デマンドバルブによる間歇
的吹送制御を行わない場合には、該ガス供給路の
ガス流量を前記所定の流量とは異なる流量設定値
の流量に切替える手段を有することを特徴とする
デマンドバルブ制御におけるガス流量切替装置。 (2) 前記所定の流量とは異なる流量設定値の流
量に設定する切替手段が電磁弁であることを特徴
とする実用新案登録請求の範囲第１項記載のデマ
ンドバルブ制御におけるガス流量切替装置。 (3) 前項の電磁弁が無励磁保持素子（ラチエツ
トキープ素子）であることを特徴とする実用新案
登録請求の範囲第１項記載のデマンドバルブ制御
におけるガス流量切替装置。[Claims for Utility Model Registration] (1) In a gas supply system having a demand valve attached to a gas supply path and controlled to intermittently blow gas at a predetermined flow rate for a desired period in synchronization with breathing. , in a demand valve control characterized by having means for switching the gas flow rate of the gas supply path to a flow rate having a flow rate setting value different from the predetermined flow rate when the intermittent blowing control by the demand valve is not performed. Gas flow rate switching device. (2) The gas flow rate switching device for demand valve control according to claim 1, wherein the switching means for setting the flow rate to a flow rate setting value different from the predetermined flow rate is a solenoid valve. (3) The gas flow rate switching device for demand valve control according to claim 1, wherein the electromagnetic valve mentioned above is a non-excitation holding element (ratchet keep element).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989086294U JP2502812Y2 (en) | 1989-07-21 | 1989-07-21 | Gas flow rate switching device for demand valve control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989086294U JP2502812Y2 (en) | 1989-07-21 | 1989-07-21 | Gas flow rate switching device for demand valve control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0327254U true JPH0327254U (en) | 1991-03-19 |
| JP2502812Y2 JP2502812Y2 (en) | 1996-06-26 |
Family
ID=31635790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989086294U Expired - Lifetime JP2502812Y2 (en) | 1989-07-21 | 1989-07-21 | Gas flow rate switching device for demand valve control |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2502812Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7682428B2 (en) | 2003-08-26 | 2010-03-23 | Teijin Pharma Limited | Oxygen concentration apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5766764A (en) * | 1980-10-14 | 1982-04-23 | Shirou Suzuki | Respiration circuit |
| JPS61131756A (en) * | 1984-11-30 | 1986-06-19 | 鳥取大学長 | Respiration tuning air sending type concentrated oxygen supply apparatus |
| JPH01221170A (en) * | 1988-02-29 | 1989-09-04 | Teijin Ltd | Gas feed device for respiration |
| JPH02209157A (en) * | 1989-02-08 | 1990-08-20 | Metoran:Kk | Artificial respirator |
-
1989
- 1989-07-21 JP JP1989086294U patent/JP2502812Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5766764A (en) * | 1980-10-14 | 1982-04-23 | Shirou Suzuki | Respiration circuit |
| JPS61131756A (en) * | 1984-11-30 | 1986-06-19 | 鳥取大学長 | Respiration tuning air sending type concentrated oxygen supply apparatus |
| JPH01221170A (en) * | 1988-02-29 | 1989-09-04 | Teijin Ltd | Gas feed device for respiration |
| JPH02209157A (en) * | 1989-02-08 | 1990-08-20 | Metoran:Kk | Artificial respirator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7682428B2 (en) | 2003-08-26 | 2010-03-23 | Teijin Pharma Limited | Oxygen concentration apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2502812Y2 (en) | 1996-06-26 |