JPS589152U - Demand valve pressure regulator used for respiratory protection equipment, etc. - Google Patents
Demand valve pressure regulator used for respiratory protection equipment, etc.Info
- Publication number
- JPS589152U JPS589152U JP10019081U JP10019081U JPS589152U JP S589152 U JPS589152 U JP S589152U JP 10019081 U JP10019081 U JP 10019081U JP 10019081 U JP10019081 U JP 10019081U JP S589152 U JPS589152 U JP S589152U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- main body
- diaphragm
- center
- seat
- 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.)
- Pending
Links
- 230000000241 respiratory effect Effects 0.000 title claims 2
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本案の実施例を示すものにして、第１図は、断面
図、第２図はＡ−Ａ線に沿う断面図、第３図は端面図、
第４図は可動座板と、開閉弁との関連装置を示す説明図
である。
１・・・弁本体、２・・・吸気送出口、３・・・吸気導
入口、４・・・弁孔、５・・・弁座、６・・・開閉弁、
７・・・可動座板、８・・・ダイヤフラム、１０・・・
小通気孔、１１川弁杆、１２・・・バネ受座、１３・・
・コイルバネ。The drawings show an embodiment of the present invention, and FIG. 1 is a sectional view, FIG. 2 is a sectional view taken along line A-A, and FIG. 3 is an end view.
FIG. 4 is an explanatory diagram showing related devices between the movable seat plate and the on-off valve. DESCRIPTION OF SYMBOLS 1... Valve body, 2... Intake outlet, 3... Intake inlet, 4... Valve hole, 5... Valve seat, 6... On-off valve,
7... Movable seat plate, 8... Diaphragm, 10...
Small ventilation hole, 11 river valve lever, 12... spring seat, 13...
・Coil spring.
Claims (1)
体の一側に、送気源に連通される吸気導入口を設け、本
体の他端内方に可動座板を中央に取付けたダイヤフラム
を内装すると共に、外周縁を本体の内壁面に密着し、該
ダイヤフラムで覆われた本体端壁に、外気に連通ずる適
数の小通気孔を穿設し、吸気導入口の内方に設けた弁座
上に、弁口を開閉す２開閉弁を装置し、該開閉弁の底面
中央に一端を固定した弁杆を屈曲し、その他端をダイヤ
フラムを取付けた座板の中央に固着し、弁杆上にバネ受
座を取付け、該受座と弁座底面との間にコイルバネを介
入して開閉弁を弁座上に軽く圧接したことを特徴とする
、呼吸保護具等に用いるディマント弁圧力調整器。An intake port connected to a flexible ventilation pipe, etc. is provided at one end of the valve body.An intake inlet communicating with an air supply source is provided on one side of the valve body, and a movable seat plate is installed in the center on the inside of the other end of the main body. At the same time, a diaphragm is installed inside the main body, and the outer peripheral edge is tightly attached to the inner wall surface of the main body, and an appropriate number of small ventilation holes are bored in the end wall of the main body covered with the diaphragm to communicate with the outside air. A two-on-off valve that opens and closes the valve port is installed on a valve seat provided on the valve seat, and a valve rod with one end fixed to the center of the bottom of the on-off valve is bent, and the other end is fixed to the center of the seat plate to which the diaphragm is attached. A spring catch is mounted on the valve rod, and a coil spring is interposed between the catch and the bottom of the valve seat to lightly press the opening/closing valve onto the valve seat, and is used for respiratory protection equipment, etc. Demant valve pressure regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10019081U JPS589152U (en) | 1981-07-07 | 1981-07-07 | Demand valve pressure regulator used for respiratory protection equipment, etc. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10019081U JPS589152U (en) | 1981-07-07 | 1981-07-07 | Demand valve pressure regulator used for respiratory protection equipment, etc. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS589152U true JPS589152U (en) | 1983-01-21 |
Family
ID=29894894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10019081U Pending JPS589152U (en) | 1981-07-07 | 1981-07-07 | Demand valve pressure regulator used for respiratory protection equipment, etc. |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS589152U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5027193U (en) * | 1973-07-11 | 1975-03-28 | ||
| JPS5391423A (en) * | 1976-10-14 | 1978-08-11 | Draegerwerk Ag | Diaphragm valve for use in compressed gas breathing device being controlled by lungs |
-
1981
- 1981-07-07 JP JP10019081U patent/JPS589152U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5027193U (en) * | 1973-07-11 | 1975-03-28 | ||
| JPS5391423A (en) * | 1976-10-14 | 1978-08-11 | Draegerwerk Ag | Diaphragm valve for use in compressed gas breathing device being controlled by lungs |
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