IT967040B - Valvola di arresto a cerniera - Google Patents

Valvola di arresto a cerniera

Info

Publication number
IT967040B
IT967040B IT8951072A IT8951072A IT967040B IT 967040 B IT967040 B IT 967040B IT 8951072 A IT8951072 A IT 8951072A IT 8951072 A IT8951072 A IT 8951072A IT 967040 B IT967040 B IT 967040B
Authority
IT
Italy
Prior art keywords
valve
hinged shut
shut
hinged
Prior art date
Application number
IT8951072A
Other languages
English (en)
Original Assignee
Nemetz J
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 DE2117787A external-priority patent/DE2117787C2/de
Application filed by Nemetz J filed Critical Nemetz J
Application granted granted Critical
Publication of IT967040B publication Critical patent/IT967040B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
IT8951072A 1971-04-13 1972-04-04 Valvola di arresto a cerniera IT967040B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2117787A DE2117787C2 (de) 1971-04-13 1971-04-13 Klappenabsperrventil

Publications (1)

Publication Number Publication Date
IT967040B true IT967040B (it) 1974-02-28

Family

ID=5804567

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8951072A IT967040B (it) 1971-04-13 1972-04-04 Valvola di arresto a cerniera

Country Status (3)

Country Link
FR (1) FR2136378A5 (it)
GB (1) GB1383349A (it)
IT (1) IT967040B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1574489A (en) * 1976-10-27 1980-09-10 Nemetz J Shut-off flap valve
DE2821091C2 (de) * 1978-05-13 1986-11-13 Josef 6200 Wiesbaden Nemetz Klappenabsperrventil
US4253641A (en) * 1978-12-07 1981-03-03 Vanryck Theodore H Butterfly valve and perimeter seal
FR2978996B1 (fr) * 2011-08-12 2014-05-30 Ksb Sas Bague d'etancheite en trois parties

Also Published As

Publication number Publication date
GB1383349A (en) 1974-02-12
FR2136378A5 (it) 1972-12-22

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