KR910000950U - Sealing device for butterfly valves - Google Patents

Sealing device for butterfly valves

Info

Publication number
KR910000950U
KR910000950U KR2019890008951U KR890008951U KR910000950U KR 910000950 U KR910000950 U KR 910000950U KR 2019890008951 U KR2019890008951 U KR 2019890008951U KR 890008951 U KR890008951 U KR 890008951U KR 910000950 U KR910000950 U KR 910000950U
Authority
KR
South Korea
Prior art keywords
sealing device
butterfly valves
butterfly
valves
sealing
Prior art date
Application number
KR2019890008951U
Other languages
Korean (ko)
Other versions
KR910004560Y1 (en
Inventor
김만영
Original Assignee
서광공작 주식회사
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 서광공작 주식회사 filed Critical 서광공작 주식회사
Priority to KR2019890008951U priority Critical patent/KR910004560Y1/en
Publication of KR910000950U publication Critical patent/KR910000950U/en
Application granted granted Critical
Publication of KR910004560Y1 publication Critical patent/KR910004560Y1/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
    • F16K1/228—Movable sealing bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
KR2019890008951U 1989-06-27 1989-06-27 Sealing apparatus for butterfly valve KR910004560Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890008951U KR910004560Y1 (en) 1989-06-27 1989-06-27 Sealing apparatus for butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890008951U KR910004560Y1 (en) 1989-06-27 1989-06-27 Sealing apparatus for butterfly valve

Publications (2)

Publication Number Publication Date
KR910000950U true KR910000950U (en) 1991-01-23
KR910004560Y1 KR910004560Y1 (en) 1991-06-29

Family

ID=19287510

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890008951U KR910004560Y1 (en) 1989-06-27 1989-06-27 Sealing apparatus for butterfly valve

Country Status (1)

Country Link
KR (1) KR910004560Y1 (en)

Also Published As

Publication number Publication date
KR910004560Y1 (en) 1991-06-29

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20010206

Year of fee payment: 13

EXPY Expiration of term