NL181947B - VALVE WITH LEAKAGE PROTECTION. - Google Patents
VALVE WITH LEAKAGE PROTECTION.Info
- Publication number
- NL181947B NL181947B NLAANVRAGE8006542,A NL8006542A NL181947B NL 181947 B NL181947 B NL 181947B NL 8006542 A NL8006542 A NL 8006542A NL 181947 B NL181947 B NL 181947B
- Authority
- NL
- Netherlands
- Prior art keywords
- valve
- leakage protection
- leakage
- protection
- Prior art date
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
- F16K1/223—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 with a plurality of valve members
-
- 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
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/44—Details of seats or valve members of double-seat valves
- F16K1/443—Details of seats or valve members of double-seat valves the seats being in series
- F16K1/446—Details of seats or valve members of double-seat valves the seats being in series with additional cleaning or venting means between the two seats
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Multiple-Way Valves (AREA)
- Mechanically-Actuated Valves (AREA)
- Devices For Medical Bathing And Washing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792948534 DE2948534A1 (en) | 1979-12-01 | 1979-12-01 | BUTTERFLY VALVE WITH LEAKAGE PROTECTION IN PIPELINE SYSTEMS |
DE2948534 | 1979-12-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8006542A NL8006542A (en) | 1981-07-01 |
NL181947B true NL181947B (en) | 1987-07-01 |
NL181947C NL181947C (en) | 1987-12-01 |
Family
ID=6087445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE8006542,A NL181947C (en) | 1979-12-01 | 1980-12-01 | VALVE WITH LEAKAGE PROTECTION. |
Country Status (6)
Country | Link |
---|---|
DE (1) | DE2948534A1 (en) |
DK (1) | DK151498C (en) |
GB (1) | GB2064730B (en) |
IT (1) | IT1134508B (en) |
NL (1) | NL181947C (en) |
SE (1) | SE442332B (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2634268B1 (en) * | 1988-07-15 | 1990-11-16 | Socla | VALVE, CONTROL DEVICE FOR FLUID AND FLUID RETURN PROTECTION APPARATUS COMPRISING SAME |
US4846212A (en) * | 1988-09-19 | 1989-07-11 | Keystone International, Inc. | Bleed valve assembly for double block and bleed system |
US4846225A (en) * | 1988-09-19 | 1989-07-11 | Keystone International, Inc. | Transmission assembly for use with double block and bleed system |
GB2271164B (en) * | 1992-08-22 | 1994-09-21 | Oliver Valves Ltd | Valve assembly |
US5445248A (en) * | 1994-03-07 | 1995-08-29 | Jenara Enterprises Ltd. | Exhaust brake |
DE19624969C1 (en) * | 1996-04-13 | 1997-09-04 | Peter Dipl Ing Mette | Double seated trap valve in pipe |
DE19638931C1 (en) * | 1996-06-22 | 1998-01-02 | Peter Dipl Ing Mette | Double-seated leak-sealed flap valve |
GB9725990D0 (en) * | 1997-12-09 | 1998-02-04 | Alco Hi Tek Ltd | Valve |
DE69913261T2 (en) | 1998-08-03 | 2004-10-07 | Mitsubishi Heavy Ind Ltd | Bypass valve for a gas turbine combustor |
FR2841958A1 (en) * | 2002-07-04 | 2004-01-09 | Air Liquide | Spherical valve isolating tap is housed in tap body having inlet and outlet connections, in open position valve axial bore allows passage of fluid and in closed position communicates with leak recovery |
GB2403998A (en) * | 2003-07-18 | 2005-01-19 | Spirax Sarco Ltd | Double isolating valve |
ITBO20040124A1 (en) * | 2004-03-01 | 2004-06-01 | Vima Impianti S R L | VALVE DEVICE |
FR2915262B1 (en) | 2007-04-18 | 2011-03-25 | Verdelet A T N | VALVE WITH MECHANICAL SEAL AND CORRESPONDING ASSEMBLY. |
DE102008022435A1 (en) * | 2008-05-07 | 2009-11-12 | Karl Dungs Gmbh & Co. Kg | Valve unit with two butterfly valves |
DE102008051819A1 (en) | 2008-07-31 | 2010-02-25 | Gea Tuchenhagen Gmbh | Apparatus for piping process plants in the food and beverage industry and method for operating a device |
WO2009146825A1 (en) | 2008-05-30 | 2009-12-10 | Gea Tuchenhagen Gmbh | Device for installing piping in process plants in the food and beverage industry |
DE102008026149A1 (en) | 2008-05-30 | 2009-12-03 | Gea Tuchenhagen Gmbh | Piping system for use in food- and beverage industries, has cylindrical receiving borehole formed with cylindrical seat surface, where borehole and seat surface are merged with each other in closed position in aligned manner |
DE102008044772B3 (en) * | 2008-08-28 | 2009-11-05 | Gea Tuchenhagen Gmbh | Rotary-check valve for protecting leakage of fluid in e.g. foodstuff industry, has rotary-shut-off valves controlling inlet opening using closing element e.g. seat disk, and outlet opening using another closing element |
IT201800006040A1 (en) * | 2018-06-05 | 2019-12-05 | Valve device for the transfer of powdered products | |
CN111779882B (en) * | 2019-01-28 | 2021-11-23 | 青岛开元阀门有限公司 | Safety valve with protection architecture |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE529170C (en) * | 1931-07-09 | Zimmermann & Jansen Gmbh | Venting device for gate valve | |
US1332000A (en) * | 1918-03-24 | 1920-02-24 | Allis Chalmers Mfg Co | Valve device |
DE2229978A1 (en) * | 1972-06-20 | 1974-01-10 | Ahlborn E Ag | ROTARY FLAP VALVE |
DE2430030A1 (en) * | 1974-06-22 | 1976-01-08 | Otto Tuchenhagen | Double-seat valve with leak monitoring chamber - has passages for chamber cleaning material supply and discharge |
FR2304010A1 (en) * | 1975-03-11 | 1976-10-08 | Amri | DOUBLE SAFETY ISOLATION VALVE |
GB1532002A (en) * | 1975-06-10 | 1978-11-15 | Mather & Platt Ltd | Fire extinguishing installation control valves |
DE2847038C3 (en) * | 1978-10-28 | 1984-06-28 | Leonhard Schleicher Südmo-Armaturenfabrik GmbH, 7081 Riesbürg | Flap-like shut-off element with leak protection in pipeline systems |
DE2901207C2 (en) * | 1979-01-13 | 1984-02-02 | Kieselmann Gmbh, 7134 Knittlingen | Shut-off device |
-
1979
- 1979-12-01 DE DE19792948534 patent/DE2948534A1/en active Granted
-
1980
- 1980-11-28 SE SE8008376A patent/SE442332B/en not_active IP Right Cessation
- 1980-11-28 GB GB8038238A patent/GB2064730B/en not_active Expired
- 1980-11-28 IT IT26313/80A patent/IT1134508B/en active
- 1980-11-28 DK DK506880A patent/DK151498C/en active
- 1980-12-01 NL NLAANVRAGE8006542,A patent/NL181947C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE8008376L (en) | 1981-06-02 |
IT1134508B (en) | 1986-08-13 |
DK151498B (en) | 1987-12-07 |
NL8006542A (en) | 1981-07-01 |
GB2064730B (en) | 1984-07-11 |
DE2948534A1 (en) | 1981-07-16 |
NL181947C (en) | 1987-12-01 |
DK506880A (en) | 1981-06-02 |
DK151498C (en) | 1988-05-30 |
GB2064730A (en) | 1981-06-17 |
DE2948534C2 (en) | 1988-05-11 |
IT8026313A0 (en) | 1980-11-28 |
SE442332B (en) | 1985-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
A85 | Still pending on 85-01-01 | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 20001201 |