GB2020788B - Shut-off flap valve - Google Patents
Shut-off flap valveInfo
- Publication number
- GB2020788B GB2020788B GB7916480A GB7916480A GB2020788B GB 2020788 B GB2020788 B GB 2020788B GB 7916480 A GB7916480 A GB 7916480A GB 7916480 A GB7916480 A GB 7916480A GB 2020788 B GB2020788 B GB 2020788B
- Authority
- GB
- United Kingdom
- Prior art keywords
- shut
- flap valve
- flap
- 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.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
- F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782821091 DE2821091C2 (en) | 1978-05-13 | 1978-05-13 | Butterfly valve |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2020788A GB2020788A (en) | 1979-11-21 |
GB2020788B true GB2020788B (en) | 1982-11-03 |
Family
ID=6039344
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7916480A Expired GB2020788B (en) | 1978-05-13 | 1979-05-11 | Shut-off flap valve |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2821091C2 (en) |
FR (1) | FR2425592A2 (en) |
GB (1) | GB2020788B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4306706A (en) * | 1979-09-11 | 1981-12-22 | Posi-Seal International, Inc. | Cryogenic valve seal |
DE3607736C2 (en) * | 1986-03-08 | 1994-12-01 | Josef Nemetz | Butterfly valve |
DE19843357A1 (en) * | 1998-09-22 | 2000-03-23 | Josef Nemetz | Shutoff flap assembly is a cartridge insert with a seal over the one-piece housing and an inner sealing sleeve to prevent leakage of aggressive media from the controlled flow |
DE102010055430B4 (en) * | 2010-12-10 | 2013-04-04 | Südmo Holding GmbH | Flap valve and seal for a flap valve |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3376015A (en) * | 1964-11-25 | 1968-04-02 | Keystone Valve Corp | High pressure disc valve |
US3376014A (en) * | 1965-03-09 | 1968-04-02 | Garlock Inc | Replaceable substantially rigid fluorocarbon resin valve unit for use in butterfly valves |
DE1750961C3 (en) * | 1967-06-22 | 1974-12-05 | Garlock Inc., Palmyra, N.Y. @(V.St.A.) | throttle |
US3661171A (en) * | 1970-05-12 | 1972-05-09 | Xomox Corp | Butterfly valve |
DE2117787C2 (en) * | 1971-04-13 | 1982-11-04 | Josef 6200 Wiesbaden Nemetz | Butterfly valve |
IT967040B (en) * | 1971-04-13 | 1974-02-28 | Nemetz J | HINGED SHUT-OFF VALVE |
US3778028A (en) * | 1972-08-02 | 1973-12-11 | Dore Co John L | Lined butterfly valve |
GB1576020A (en) * | 1977-04-01 | 1980-10-01 | Bestobell Valves Ltd | Butterfly valve |
-
1978
- 1978-05-13 DE DE19782821091 patent/DE2821091C2/en not_active Expired
-
1979
- 1979-05-11 GB GB7916480A patent/GB2020788B/en not_active Expired
- 1979-05-14 FR FR7912236A patent/FR2425592A2/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2425592B2 (en) | 1984-07-13 |
DE2821091A1 (en) | 1979-11-15 |
GB2020788A (en) | 1979-11-21 |
DE2821091C2 (en) | 1986-11-13 |
FR2425592A2 (en) | 1979-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |