JPH0430367U - - Google Patents
Info
- Publication number
- JPH0430367U JPH0430367U JP7120890U JP7120890U JPH0430367U JP H0430367 U JPH0430367 U JP H0430367U JP 7120890 U JP7120890 U JP 7120890U JP 7120890 U JP7120890 U JP 7120890U JP H0430367 U JPH0430367 U JP H0430367U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- seat
- seat ring
- attached
- valve
- 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
- 229910000881 Cu alloy Inorganic materials 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Taps Or Cocks (AREA)
Description
第１図は本考案の実施例を示す部分断面図、第
２図は従来技術を示す部分断面図である。
１……弁箱、２……補助シート部、３……ボー
ル、４……シートリング、５……段付部、６……
加熱膨張物、７……シート面、８……ポケツト部
。
FIG. 1 is a partial sectional view showing an embodiment of the present invention, and FIG. 2 is a partial sectional view showing a conventional technique. 1...Valve box, 2...Auxiliary seat part, 3...Ball, 4...Seat ring, 5...Stepped part, 6...
Heat-expandable material, 7... Sheet surface, 8... Pocket portion.
Claims (1)
を装着しボール外面との間でシールする様にした
ボールバルブにおいて、前記ボールは銅合金製で
形成すると共に前記シートリングの内径側に前記
ボール外面との間で僅かの隙間を形成して弁箱と
一体の補助シート部を設け、前記シートリングの
外周面と前記シート装着部内面との間に加熱膨張
物を介在させてシートリングのシート側外面に張
出す段部を設けたことを特徴とするボールバルブ
。 In a ball valve in which a seat ring is attached to a seat attachment part provided on the inner surface of the valve box and sealed with the outer surface of the ball, the ball is made of a copper alloy and the outer surface of the ball is attached to the inner diameter side of the seat ring. An auxiliary seat part is provided integrally with the valve box with a slight gap formed between the seat ring and the seat side of the seat ring. A ball valve characterized by having a stepped portion that protrudes from the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7120890U JP2518806Y2 (en) | 1990-07-04 | 1990-07-04 | Ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7120890U JP2518806Y2 (en) | 1990-07-04 | 1990-07-04 | Ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0430367U true JPH0430367U (en) | 1992-03-11 |
| JP2518806Y2 JP2518806Y2 (en) | 1996-11-27 |
Family
ID=31608034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7120890U Expired - Lifetime JP2518806Y2 (en) | 1990-07-04 | 1990-07-04 | Ball valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2518806Y2 (en) |
-
1990
- 1990-07-04 JP JP7120890U patent/JP2518806Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2518806Y2 (en) | 1996-11-27 |