BE871609A - FLAP VALVE - Google Patents

FLAP VALVE

Info

Publication number
BE871609A
BE871609A BE191408A BE191408A BE871609A BE 871609 A BE871609 A BE 871609A BE 191408 A BE191408 A BE 191408A BE 191408 A BE191408 A BE 191408A BE 871609 A BE871609 A BE 871609A
Authority
BE
Belgium
Prior art keywords
flap valve
flap
valve
Prior art date
Application number
BE191408A
Other languages
French (fr)
Original Assignee
Rheinisches Metallwerk Gmbh
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 Rheinisches Metallwerk Gmbh filed Critical Rheinisches Metallwerk Gmbh
Publication of BE871609A publication Critical patent/BE871609A/en

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
    • 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
    • F16K1/2268—Sealing means for the axis of rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
BE191408A 1978-03-28 1978-10-27 FLAP VALVE BE871609A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19787809202 DE7809202U1 (en) 1978-03-28 1978-03-28 FLAP VALVE

Publications (1)

Publication Number Publication Date
BE871609A true BE871609A (en) 1979-02-15

Family

ID=6689923

Family Applications (1)

Application Number Title Priority Date Filing Date
BE191408A BE871609A (en) 1978-03-28 1978-10-27 FLAP VALVE

Country Status (3)

Country Link
BE (1) BE871609A (en)
DE (1) DE7809202U1 (en)
FR (1) FR2421315A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2650340B1 (en) * 1989-07-26 1994-04-29 Solex ROTARY MEMBER THREADING DEVICE FOR AN INTERNAL COMBUSTION ENGINE POWER SUPPLY
CN113137486A (en) * 2021-04-22 2021-07-20 河北源润农业科技有限公司 Electric control butterfly valve for underground irrigation

Also Published As

Publication number Publication date
FR2421315A1 (en) 1979-10-26
FR2421315B3 (en) 1981-08-14
DE7809202U1 (en) 1978-09-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: RHEINISCHES METALLWERK G.M.B.H. ARMATURENFABRIK M

Effective date: 19861031