ZA762485B - Improvements in or relating to butterfly valves - Google Patents

Improvements in or relating to butterfly valves

Info

Publication number
ZA762485B
ZA762485B ZA762485A ZA762485A ZA762485B ZA 762485 B ZA762485 B ZA 762485B ZA 762485 A ZA762485 A ZA 762485A ZA 762485 A ZA762485 A ZA 762485A ZA 762485 B ZA762485 B ZA 762485B
Authority
ZA
South Africa
Prior art keywords
relating
butterfly valves
butterfly
valves
Prior art date
Application number
ZA762485A
Other languages
English (en)
Inventor
D Robinson
Original Assignee
Milwaukee Valve Co Inc
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 Milwaukee Valve Co Inc filed Critical Milwaukee Valve Co Inc
Publication of ZA762485B publication Critical patent/ZA762485B/xx

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
    • F16K1/222—Shaping of the valve member
    • 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)
  • Taps Or Cocks (AREA)
ZA762485A 1975-05-09 1976-04-27 Improvements in or relating to butterfly valves ZA762485B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/575,934 US4036469A (en) 1975-05-09 1975-05-09 Butterfly valve

Publications (1)

Publication Number Publication Date
ZA762485B true ZA762485B (en) 1977-04-27

Family

ID=24302293

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA762485A ZA762485B (en) 1975-05-09 1976-04-27 Improvements in or relating to butterfly valves

Country Status (13)

Country Link
US (1) US4036469A (en18)
JP (1) JPS51137924A (en18)
AR (1) AR207280A1 (en18)
AU (1) AU1255876A (en18)
BR (1) BR7602534A (en18)
CA (1) CA1028678A (en18)
DE (1) DE2620072C3 (en18)
FR (1) FR2310502A1 (en18)
GB (1) GB1494975A (en18)
IT (1) IT1062462B (en18)
PL (1) PL114943B1 (en18)
SU (1) SU670244A3 (en18)
ZA (1) ZA762485B (en18)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5463429A (en) * 1977-10-28 1979-05-22 Kobe Steel Ltd Valve
DE2843860A1 (de) * 1978-10-07 1980-04-10 Klein Schanzlin & Becker Ag Absperrklappe mit zentrisch gelagerter klappenscheibe
CH641259A5 (de) * 1979-10-09 1984-02-15 Fischer Ag Georg Absperrklappe.
IT1136123B (it) * 1980-02-11 1986-08-27 Fip Formatura Inienzione Poli Valvola a farfalla perfezionata
EP0101323B1 (en) * 1982-08-18 1989-02-22 Kent Process Control Limited Rotary control valves
US4480815A (en) * 1982-11-19 1984-11-06 Saab-Scania Aktiebolag Sealing device for valves
GB8503504D0 (en) * 1985-02-12 1985-03-13 Fort Vale Eng Ltd Butterfly valves
JPS62151674A (ja) * 1985-12-23 1987-07-06 Maezawa Kogyo Kk バタフライ弁
JPH035724Y2 (en18) * 1986-07-18 1991-02-14
DE4337975A1 (de) * 1993-11-06 1995-05-11 Neumo Gmbh Gehäuse-Dichtungsanordnung für Fluidgehäuse, insbesondere Flanschverbindungen
US5465756A (en) * 1994-12-21 1995-11-14 Alliedsignal Inc. Butterfly valve plate for a pneumatic surge valve
DE19638931C1 (de) * 1996-06-22 1998-01-02 Peter Dipl Ing Mette Doppelsitz-Klappenventil mit Leckagesicherung
GB9611036D0 (en) * 1996-05-25 1996-07-31 Ajello Michael J Growing enclosures
DE19629146C2 (de) * 1996-07-19 1999-03-18 Samson Ag Armatur mit schwenkbarem Drosselkörper
US5881995A (en) * 1997-12-15 1999-03-16 Pratt & Whitney Canada Inc. Noise attenuating device for butterfly valves
JP3676795B1 (ja) * 2004-02-12 2005-07-27 株式会社巴技術研究所 バタフライ弁の弁体
JP2006234071A (ja) * 2005-02-25 2006-09-07 Kubota Corp 充水機能付きバタフライ弁
JP4713971B2 (ja) * 2005-07-26 2011-06-29 東洋バルヴ株式会社 バタフライバルブ
CN1975220B (zh) * 2006-11-22 2011-03-02 杨耀德 新型蝶形阀芯及其蝶阀
KR100870921B1 (ko) 2008-01-10 2008-11-28 주식회사 한창엔텍 버터플라이 밸브
US20130248748A1 (en) * 2012-03-21 2013-09-26 Hans D. Baumann Double eccentric butterfly valve
CN108488398B (zh) * 2018-05-23 2020-05-22 株洲南方阀门股份有限公司 流量可控性强的旋转控制阀

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE37481C (de) * BERLIN-ANHALTISCH E MASCHINENBAU - AKTIEN - GESELLSCHAFT in Dessau Drosselklappen mit Rippen zur Regulirung des Durchgangsquerschnittes
US2547116A (en) * 1946-01-22 1951-04-03 Mueller Co Valve
US2882010A (en) * 1953-01-19 1959-04-14 Walworth Co Flow control valve
US2980392A (en) * 1957-08-27 1961-04-18 Eugene C Greenwood Combination metering and shut-off valve
US2988320A (en) * 1959-11-02 1961-06-13 Clary Corp Butterfly valve
US3095177A (en) * 1961-03-10 1963-06-25 Frank G Muller Valve assembly and seal forming means for the same
US3234966A (en) * 1962-12-17 1966-02-15 Wallace O Leonard Inc Butterfly valve device having velocity control means
GB1222822A (en) * 1967-04-14 1971-02-17 John Maxwell Sheardown Improvements in or relating to control valves for fluids
US3565394A (en) * 1968-12-04 1971-02-23 Texas Valve Specialty Inc Butterfly valve
GB1315955A (en) * 1969-09-22 1973-05-09 Serck Industries Ltd Butterfly valves
US3960177A (en) * 1975-03-12 1976-06-01 Baumann Hans D Low torque and low noise butterfly valve disc

Also Published As

Publication number Publication date
FR2310502A1 (fr) 1976-12-03
AR207280A1 (es) 1976-09-22
DE2620072B2 (en18) 1978-09-21
AU1255876A (en) 1977-10-06
JPS51137924A (en) 1976-11-29
US4036469A (en) 1977-07-19
BR7602534A (pt) 1976-10-19
DE2620072A1 (de) 1976-11-25
PL114943B1 (en) 1981-03-31
IT1062462B (it) 1984-10-10
CA1028678A (en) 1978-03-28
FR2310502B1 (en18) 1981-03-06
DE2620072C3 (de) 1979-05-17
GB1494975A (en) 1977-12-14
SU670244A3 (ru) 1979-06-25

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