JPH0450008U - - Google Patents
Info
- Publication number
- JPH0450008U JPH0450008U JP9280490U JP9280490U JPH0450008U JP H0450008 U JPH0450008 U JP H0450008U JP 9280490 U JP9280490 U JP 9280490U JP 9280490 U JP9280490 U JP 9280490U JP H0450008 U JPH0450008 U JP H0450008U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- port
- piston
- valve casing
- valve body
- 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
- 230000009325 pulmonary function Effects 0.000 claims description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 4
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Multiple-Way Valves (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Description
第１図は本実施例の三方弁を示す外観斜視図、
第２図は第１図の拡大縦断面図、第３図は三方弁
を肺機能測定装置本体に取付けた状態を示す外観
斜視図である。
１……三方弁、２……弁ケーシング、３……弁
室、４……中空室、５……呼吸口、６……大気連
通口、７，８……接続口、９……弁体、１０，１
１……Ｏリング、１２……把持筒、１３……シリ
ンダ、１４……ピストン、１５……ピストンロツ
ド、１６……戻しばね、１７……肺機能測定装置
本体、２２……支持アーム、２３……蓋体、２４
，２５，２７……ホース、２６……ガス給排ホー
ス。
FIG. 1 is an external perspective view showing the three-way valve of this embodiment;
FIG. 2 is an enlarged vertical sectional view of FIG. 1, and FIG. 3 is an external perspective view showing the three-way valve attached to the main body of the pulmonary function measuring device. 1... Three-way valve, 2... Valve casing, 3... Valve chamber, 4... Hollow chamber, 5... Breathing port, 6... Atmospheric communication port, 7, 8... Connection port, 9... Valve body ,10,1
DESCRIPTION OF SYMBOLS 1... O-ring, 12... Gripping tube, 13... Cylinder, 14... Piston, 15... Piston rod, 16... Return spring, 17... Pulmonary function measuring device main body, 22... Support arm, 23... ...Lid body, 24
, 25, 27...Hose, 26...Gas supply/discharge hose.
Claims (1)
の弁室に連通するように該弁ケーシングに設けら
れた呼吸口、大気連通口および肺機能測定装置本
体側と接続される接続口と、前記弁ケーシングの
弁室内に配設され、前記呼吸口を大気連通口と接
続口とに選択的に切換える弁体と、前記弁ケーシ
ングを支持すべく該弁ケーシングに取付けられ、
内部がシリンダとして形成される把持筒と、該把
持筒のシリンダ内に摺動可能に設けられ、圧縮気
体が供給されることにより変位するピストンと、
該ピストンを前記弁体と連結するピストンロツド
と、前記シリンダ内に設けられ、常時は前記弁体
が呼吸口と大気連通口との間を連通するように該
ピストンとピストンロツドを付勢する戻しばねと
から構成してなる肺機能測定装置用三方弁。 A valve casing having a valve chamber, a breathing port provided in the valve casing so as to communicate with the valve chamber of the valve casing, an atmospheric communication port, and a connection port connected to the pulmonary function measuring device main body side, and the valve casing a valve body disposed in the valve chamber of the valve body for selectively switching the breathing port between an atmosphere communication port and a connection port; and a valve body attached to the valve casing to support the valve casing;
a grip tube whose interior is formed as a cylinder; a piston that is slidably provided within the cylinder of the grip tube and is displaced by supply of compressed gas;
a piston rod that connects the piston with the valve body; and a return spring provided in the cylinder that normally biases the piston and the piston rod so that the valve body communicates between the breathing port and the atmosphere communication port. A three-way valve for a pulmonary function measuring device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9280490U JPH0515289Y2 (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9280490U JPH0515289Y2 (en) | 1990-09-04 | 1990-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0450008U true JPH0450008U (en) | 1992-04-27 |
| JPH0515289Y2 JPH0515289Y2 (en) | 1993-04-22 |
Family
ID=31829540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9280490U Expired - Lifetime JPH0515289Y2 (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0515289Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006204940A (en) * | 2006-03-23 | 2006-08-10 | Jms Co Ltd | Oral pressure measuring device and oral pressure measuring probe |
-
1990
- 1990-09-04 JP JP9280490U patent/JPH0515289Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006204940A (en) * | 2006-03-23 | 2006-08-10 | Jms Co Ltd | Oral pressure measuring device and oral pressure measuring probe |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0515289Y2 (en) | 1993-04-22 |