NO121476B - - Google Patents

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Publication number
NO121476B
NO121476B NO1211/68A NO121168A NO121476B NO 121476 B NO121476 B NO 121476B NO 1211/68 A NO1211/68 A NO 1211/68A NO 121168 A NO121168 A NO 121168A NO 121476 B NO121476 B NO 121476B
Authority
NO
Norway
Prior art keywords
sealing
valve body
sealing ring
groove
dovetail
Prior art date
Application number
NO1211/68A
Other languages
English (en)
Norwegian (no)
Inventor
E Rishovd
Original Assignee
Westad Armaturfab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Westad Armaturfab filed Critical Westad Armaturfab
Priority to NO1211/68A priority Critical patent/NO121476B/no
Priority to DE19691914357 priority patent/DE1914357A1/de
Priority to US809570A priority patent/US3578288A/en
Priority to GB1256800D priority patent/GB1256800A/en
Priority to FI0919/69A priority patent/FI44074B/fi
Publication of NO121476B publication Critical patent/NO121476B/no

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00Lift 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
    • F16K1/16Lift 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
    • F16K1/18Lift 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
    • F16K1/22Lift 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
    • F16K1/226Shaping or arrangements of the sealing
    • F16K1/2263Shaping or arrangements of the sealing the sealing being arranged on the valve seat

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
NO1211/68A 1968-03-29 1968-03-29 NO121476B (https=)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NO1211/68A NO121476B (https=) 1968-03-29 1968-03-29
DE19691914357 DE1914357A1 (de) 1968-03-29 1969-03-21 Drehklappenventil
US809570A US3578288A (en) 1968-03-29 1969-03-24 Butterfly valve with a sealing ring having a double swallowtail shape in cross section
GB1256800D GB1256800A (https=) 1968-03-29 1969-03-28
FI0919/69A FI44074B (https=) 1968-03-29 1969-03-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO1211/68A NO121476B (https=) 1968-03-29 1968-03-29

Publications (1)

Publication Number Publication Date
NO121476B true NO121476B (https=) 1971-03-01

Family

ID=19878047

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1211/68A NO121476B (https=) 1968-03-29 1968-03-29

Country Status (5)

Country Link
US (1) US3578288A (https=)
DE (1) DE1914357A1 (https=)
FI (1) FI44074B (https=)
GB (1) GB1256800A (https=)
NO (1) NO121476B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3910555A (en) * 1973-12-26 1975-10-07 Dover Corp Butterfly valves disc with dovetail groove
AT379001B (de) * 1978-03-10 1985-11-11 Adams Gmbh & Co Kg Geb Klappenventil
DE2917757A1 (de) * 1979-05-02 1980-11-06 Somas Ventiler Drosselklappenventil
FR2468046A1 (fr) * 1979-10-23 1981-04-30 Litton Industrial Products Vanne papillon bidirectionnelle
US4304392A (en) * 1980-03-10 1981-12-08 Crane Co. Sealing means
US4296915A (en) * 1980-08-21 1981-10-27 Baumann Hans D Eccentric rotary disk valve with elastic metal seal
US4763877A (en) * 1987-09-29 1988-08-16 Itt Corporation Butterfly valve seal arrangement
US20030209683A1 (en) * 2002-05-08 2003-11-13 Tsai Chi-Lung Handle-type butterfly valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144040A (en) * 1958-02-11 1964-08-11 Baldwin Lima Hamilton Corp Butterfly valve
US3393697A (en) * 1958-03-10 1968-07-23 Pratt Co Henry Valve seat
US3197174A (en) * 1961-12-04 1965-07-27 Pratt Co Henry Resilient adjustable valve seat for butterfly valves
US3282558A (en) * 1962-09-08 1966-11-01 Swain Frank Edward Annular sealing means
US3290001A (en) * 1964-01-22 1966-12-06 Daniel Ind Inc Fluid pressure valve having diverse material seal
US3356336A (en) * 1965-04-20 1967-12-05 Maenaka Valve Works Co Ltd Air-tight sealing device for a valve seat of a butterfly valve
US3412975A (en) * 1966-09-06 1968-11-26 Pratt Co Henry Fabricated resilient seal retention for large valve dampers

Also Published As

Publication number Publication date
FI44074B (https=) 1971-04-30
US3578288A (en) 1971-05-11
GB1256800A (https=) 1971-12-15
DE1914357A1 (de) 1969-10-09

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