JPS63106965U - - Google Patents
Info
- Publication number
- JPS63106965U JPS63106965U JP20155986U JP20155986U JPS63106965U JP S63106965 U JPS63106965 U JP S63106965U JP 20155986 U JP20155986 U JP 20155986U JP 20155986 U JP20155986 U JP 20155986U JP S63106965 U JPS63106965 U JP S63106965U
- Authority
- JP
- Japan
- Prior art keywords
- seat
- valve
- stem
- attached
- shaft
- 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
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Lift Valve (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は本考案の別の一実施例を示す部分断面図、第
３図は本考案の更に別の一実施例を示す部分断面
図、第４図は本考案の更に別の一実施例を示す部
分断面図、第５〜第６図は従来例を示す断面図で
ある。
１，１０１…弁箱、１ａ，１０１ａ…導入路、
１ｂ，１０１ｂ…導出路、１ｃ，１０１ｃ…弁座
、１ｄ，１０１ｄ…弁穴、１ｅ…充填口、２，１
０２…ステム、２ａ…シート面、２ｂ…シート軸
、２ｃ…突出部、２ｄ…止ネジ、２ｅ，１０２ｅ
…ガイド部、３，１０３…シート、４，１０４…
パツキン、６，１０６…ハンドル、８…安全弁。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a partial cross-sectional view showing another embodiment of the present invention, FIG. 3 is a partial cross-sectional view showing still another embodiment of the present invention, and FIG. 4 is a partial cross-sectional view showing still another embodiment of the present invention. Partial sectional views and FIGS. 5 and 6 are sectional views showing a conventional example. 1,101...Valve box, 1a,101a...Introduction path,
1b, 101b... Leading-out path, 1c, 101c... Valve seat, 1d, 101d... Valve hole, 1e... Filling port, 2, 1
02...Stem, 2a...Seat surface, 2b...Seat shaft, 2c...Protrusion, 2d...Set screw, 2e, 102e
...Guide part, 3,103...Seat, 4,104...
Patchkin, 6,106...Handle, 8...Safety valve.
Claims (1)
出路１ｂへ至る流路を有する弁箱１の該弁座１ｃ
を、ステム２に装着したシート３で進退自在に押
圧弁閉止するバルブに於いて、該シート３消滅時
に該弁座１ｃを弁閉止出来る長さに突出するシー
ト軸２ｂを該ステム２に突設すると共に、該シー
ト軸２ｂにキヤツプ状の該シート３を冠着したこ
とを特徴とするバルブの二重漏防止シート装置。 The valve seat 1c of the valve box 1 has a flow path from the inlet path 1a through the valve hole 1d and from the valve seat 1c to the outlet path 1b.
In a valve that presses and closes the valve with a seat 3 attached to a stem 2 so as to move forward and backward, a seat shaft 2b is provided on the stem 2 to protrude to a length that allows the valve seat 1c to be closed when the seat 3 disappears. A double leakage prevention seat device for a valve, characterized in that the cap-shaped seat 3 is attached to the seat shaft 2b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20155986U JPS63106965U (en) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20155986U JPS63106965U (en) | 1986-12-27 | 1986-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63106965U true JPS63106965U (en) | 1988-07-11 |
Family
ID=31165127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20155986U Pending JPS63106965U (en) | 1986-12-27 | 1986-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63106965U (en) |
-
1986
- 1986-12-27 JP JP20155986U patent/JPS63106965U/ja active Pending