NO125698B - - Google Patents

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Publication number
NO125698B
NO125698B NO1010/70A NO101070A NO125698B NO 125698 B NO125698 B NO 125698B NO 1010/70 A NO1010/70 A NO 1010/70A NO 101070 A NO101070 A NO 101070A NO 125698 B NO125698 B NO 125698B
Authority
NO
Norway
Prior art keywords
sealing
annular
ring
slide
housing
Prior art date
Application number
NO1010/70A
Other languages
English (en)
Norwegian (no)
Inventor
F Kaiser
Original Assignee
Escher Wyss Ag
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
Priority claimed from CH435769A external-priority patent/CH505326A/de
Application filed by Escher Wyss Ag filed Critical Escher Wyss Ag
Publication of NO125698B publication Critical patent/NO125698B/no

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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Sliding Valves (AREA)
NO1010/70A 1969-03-20 1970-03-19 NO125698B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH435769A CH505326A (de) 1969-03-20 1969-03-20 Abschlussvorrichtung an einer Rohrleitung
CH578869A CH515437A (de) 1969-03-20 1969-04-15 Abschlussvorrichtung an einer Rohrleitung

Publications (1)

Publication Number Publication Date
NO125698B true NO125698B (de) 1972-10-16

Family

ID=25695265

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1010/70A NO125698B (de) 1969-03-20 1970-03-19

Country Status (7)

Country Link
US (1) US3669404A (de)
AT (1) AT303476B (de)
CH (1) CH515437A (de)
DE (1) DE2011435A1 (de)
ES (1) ES377708A1 (de)
FR (1) FR2035123B1 (de)
NO (1) NO125698B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449544A (en) * 1980-10-08 1984-05-22 Crosby Valve & Gage Company Blowdown valve
US4512360A (en) * 1982-11-29 1985-04-23 Chronister Clyde H Fabricated ball valve
ES2190293B1 (es) * 1999-08-04 2005-05-01 Francisco Ariño De San Pedro Valvula de esfera con cierres y prensas autorregulables por circuito hidraulico interno.
US11560959B1 (en) * 2021-10-20 2023-01-24 Flowserve Management Company Trunnion ball valve with controlled ball-seat engagement and disengagement

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE458856C (de) * 1924-11-23 1928-04-21 U Eisengiesserei Maschf Drehschieber mit roehrenfoermigem Durchgang
FR634185A (fr) * 1926-05-12 1928-02-10 Vanne à bille rotative
US2547831A (en) * 1947-12-26 1951-04-03 Mueller Co Valve
US2789785A (en) * 1953-02-04 1957-04-23 Standard Thomson Corp Butterfly valve
US2913218A (en) * 1957-05-06 1959-11-17 Idaho Maryland Mines Corp Valve construction
US3077331A (en) * 1959-05-11 1963-02-12 Aero Flow Dynamics Inc Butterfly valve with radially shiftable and fluid pressure responsive seat
US3020019A (en) * 1959-10-05 1962-02-06 Pratt Co Henry Rotary valve
US3014690A (en) * 1960-09-26 1961-12-26 Grinnell Corp Ball valve
CH415209A (de) * 1964-11-13 1966-06-15 Escher Wyss Ag Drehschieber für eine Rohrleitung

Also Published As

Publication number Publication date
AT303476B (de) 1972-11-27
FR2035123A1 (de) 1970-12-18
US3669404A (en) 1972-06-13
DE2011435A1 (de) 1970-10-01
FR2035123B1 (de) 1976-02-06
CH515437A (de) 1971-11-15
ES377708A1 (es) 1972-11-01

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