JPH0484976U - - Google Patents
Info
- Publication number
- JPH0484976U JPH0484976U JP12917990U JP12917990U JPH0484976U JP H0484976 U JPH0484976 U JP H0484976U JP 12917990 U JP12917990 U JP 12917990U JP 12917990 U JP12917990 U JP 12917990U JP H0484976 U JPH0484976 U JP H0484976U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- center
- valve
- safety valve
- gasket
- 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
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Safety Valves (AREA)
Description
第１図は、本考案の安全弁の縦断側面図。第２
図、第３図は、本考案の他の実施例を示すパツキ
ンの斜視図。第４図は、従来の安全弁の縦断側面
図。第５図は、従来の安全弁におけるパツキンの
嵌め込み時の状態を示す縦断側面図。第６図は、
従来の安全弁に流体の圧力が作用した場合のパツ
キンの変形状態を示す縦断側面図である。
１……ボデイ、２……圧力開放口、３……弁座
、４……開口、６……弁体、７……パツキン、７
ａ……凹溝、７ｂ……小突起、８……圧縮コイル
ばね、９……通口、１０……プレート、１１……
貫通穴。
FIG. 1 is a longitudinal sectional side view of the safety valve of the present invention. Second
FIG. 3 is a perspective view of a packing showing another embodiment of the present invention. FIG. 4 is a longitudinal sectional side view of a conventional safety valve. FIG. 5 is a longitudinal sectional side view showing the state of the conventional safety valve when the gasket is fitted. Figure 6 shows
FIG. 7 is a longitudinal side view showing a deformed state of a gasket when fluid pressure is applied to a conventional safety valve. 1... Body, 2... Pressure release port, 3... Valve seat, 4... Opening, 6... Valve body, 7... Packing, 7
a...Concave groove, 7b...Small protrusion, 8...Compression coil spring, 9...Port, 10...Plate, 11...
Through hole.
Claims (1)
放口２を設けると共に、この周縁に凸環形状の弁
座３を設け、この弁座３の上方に、下面中央の開
口４にパツキン７を嵌着してなる弁体６と、圧縮
コイルばね８および中央部に通口９を有するプレ
ート１０を順次収納させ、前記ボデイ１の上部開
口縁をプレート１０上縁にかしめ固定するように
した安全弁において、 前記弁体６の下面中央に開口４を設けると共に
その奥部中心に極めて小径の貫通穴１１を設け、
前記開口４内に、円板状に形成したゴム状弾性体
のパツキン７を嵌着したことを特徴とする安全弁
。 ２ 前記弁体６の下面中央に開口４を設け、前記
開口４内に、円板の外側部に略半円状の凹溝７ａ
もしくは小突起７ｂを形成したゴム状弾性体のパ
ツキン７を嵌着したことを特徴とする安全弁。[Claims for Utility Model Registration] 1. A pressure release port 2 is provided in the body 1 of a cylindrical safety valve, and a convex ring-shaped valve seat 3 is provided on the periphery of the body 1. A valve body 6 with a gasket 7 fitted into the opening 4, a compression coil spring 8, and a plate 10 having a hole 9 in the center are sequentially housed, and the upper opening edge of the body 1 is aligned with the upper edge of the plate 10. In the safety valve which is fixed by caulking, an opening 4 is provided in the center of the lower surface of the valve body 6, and a through hole 11 of an extremely small diameter is provided in the center of the inner part thereof,
A safety valve characterized in that a gasket 7 made of a rubber-like elastic body formed in a disk shape is fitted into the opening 4. 2. An opening 4 is provided at the center of the lower surface of the valve body 6, and a substantially semicircular groove 7a is formed in the outer side of the disc in the opening 4.
Alternatively, a safety valve is characterized in that a gasket 7 made of a rubber-like elastic body is fitted with a small protrusion 7b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12917990U JP2505834Y2 (en) | 1990-11-30 | 1990-11-30 | safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12917990U JP2505834Y2 (en) | 1990-11-30 | 1990-11-30 | safety valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0484976U true JPH0484976U (en) | 1992-07-23 |
| JP2505834Y2 JP2505834Y2 (en) | 1996-08-07 |
Family
ID=31876595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12917990U Expired - Fee Related JP2505834Y2 (en) | 1990-11-30 | 1990-11-30 | safety valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2505834Y2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008514874A (en) * | 2004-09-24 | 2008-05-08 | ビアレッティ・インドゥストリエ・エス・ピー・エー | Method for manufacturing a safety valve and safety valve |
| JP2009180375A (en) * | 2009-04-13 | 2009-08-13 | Japan Steel Works Ltd:The | Relief valve |
| JP2009180250A (en) * | 2008-01-29 | 2009-08-13 | Japan Steel Works Ltd:The | Relief valve |
| JP2013161382A (en) * | 2012-02-08 | 2013-08-19 | Hitachi Appliances Inc | Pressure-reducing valve |
| CN106969177A (en) * | 2017-05-15 | 2017-07-21 | 永嘉县信诚科技服务有限公司 | Straight through safety valve |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6921666B2 (en) * | 2017-07-10 | 2021-08-18 | 株式会社ミツバ | Pressure controller and fuel supply |
-
1990
- 1990-11-30 JP JP12917990U patent/JP2505834Y2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008514874A (en) * | 2004-09-24 | 2008-05-08 | ビアレッティ・インドゥストリエ・エス・ピー・エー | Method for manufacturing a safety valve and safety valve |
| JP2009180250A (en) * | 2008-01-29 | 2009-08-13 | Japan Steel Works Ltd:The | Relief valve |
| JP2009180375A (en) * | 2009-04-13 | 2009-08-13 | Japan Steel Works Ltd:The | Relief valve |
| JP2013161382A (en) * | 2012-02-08 | 2013-08-19 | Hitachi Appliances Inc | Pressure-reducing valve |
| CN106969177A (en) * | 2017-05-15 | 2017-07-21 | 永嘉县信诚科技服务有限公司 | Straight through safety valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2505834Y2 (en) | 1996-08-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |