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AU519339B2 - Butterfly valve - Google Patents
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AU519339B2 - Butterfly valve - Google Patents

Butterfly valve

Info

Publication number
AU519339B2
AU519339B2 AU50637/79A AU5063779A AU519339B2 AU 519339 B2 AU519339 B2 AU 519339B2 AU 50637/79 A AU50637/79 A AU 50637/79A AU 5063779 A AU5063779 A AU 5063779A AU 519339 B2 AU519339 B2 AU 519339B2
Authority
AU
Australia
Prior art keywords
butterfly valve
butterfly
valve
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU50637/79A
Other versions
AU5063779A (en
Inventor
Tadao Miyazaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Okumura Engr Works Co Ltd
Original Assignee
Okumura Engr Works Co Ltd
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 Okumura Engr Works Co Ltd filed Critical Okumura Engr Works Co Ltd
Priority to AU50637/79A priority Critical patent/AU519339B2/en
Publication of AU5063779A publication Critical patent/AU5063779A/en
Application granted granted Critical
Publication of AU519339B2 publication Critical patent/AU519339B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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)
AU50637/79A 1979-09-06 1979-09-06 Butterfly valve Expired AU519339B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU50637/79A AU519339B2 (en) 1979-09-06 1979-09-06 Butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU50637/79A AU519339B2 (en) 1979-09-06 1979-09-06 Butterfly valve

Publications (2)

Publication Number Publication Date
AU5063779A AU5063779A (en) 1981-03-12
AU519339B2 true AU519339B2 (en) 1981-11-26

Family

ID=3737232

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50637/79A Expired AU519339B2 (en) 1979-09-06 1979-09-06 Butterfly valve

Country Status (1)

Country Link
AU (1) AU519339B2 (en)

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired