ZA786488B - Improvements in and relating to butterfly valves - Google Patents

Improvements in and relating to butterfly valves

Info

Publication number
ZA786488B
ZA786488B ZA00786488A ZA786488A ZA786488B ZA 786488 B ZA786488 B ZA 786488B ZA 00786488 A ZA00786488 A ZA 00786488A ZA 786488 A ZA786488 A ZA 786488A ZA 786488 B ZA786488 B ZA 786488B
Authority
ZA
South Africa
Prior art keywords
relating
butterfly valves
butterfly
valves
Prior art date
Application number
ZA00786488A
Inventor
B Robinson
H Johnson
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 ZA786488B publication Critical patent/ZA786488B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14754—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles being in movable or releasable engagement with the coating, e.g. bearing assemblies
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0218—Butterfly valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/748—Machines or parts thereof not otherwise provided for
    • B29L2031/7506—Valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Lift Valve (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Valve Housings (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
ZA00786488A 1977-11-17 1978-11-17 Improvements in and relating to butterfly valves ZA786488B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85318277A 1977-11-17 1977-11-17

Publications (1)

Publication Number Publication Date
ZA786488B true ZA786488B (en) 1979-10-31

Family

ID=25315290

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00786488A ZA786488B (en) 1977-11-17 1978-11-17 Improvements in and relating to butterfly valves

Country Status (14)

Country Link
JP (1) JPS5499224A (en)
AR (1) AR215535A1 (en)
AU (1) AU526099B2 (en)
BR (1) BR7807551A (en)
CA (1) CA1084476A (en)
DE (1) DE2849779C2 (en)
ES (1) ES475133A1 (en)
FR (1) FR2409434A1 (en)
GB (1) GB2008227B (en)
IL (1) IL55957A (en)
IT (1) IT1101160B (en)
MX (1) MX147864A (en)
PL (1) PL115697B1 (en)
ZA (1) ZA786488B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1263835B (en) * 1993-02-01 1996-09-04 BALL VALVE WITH FLAT DISCOIDAL STRUCTURE, IN SYNTHETIC MATERIAL, WITH EMBEDDED METAL CORE
AT410245B (en) * 1993-07-14 2003-03-25 Bosch Gmbh Robert PLASTIC MOLDED BODY
DE4329526A1 (en) * 1993-09-02 1995-03-09 Mann & Hummel Filter Throttle device
DE4329527A1 (en) * 1993-09-02 1995-03-09 Mann & Hummel Filter Throttle device
DE19615438A1 (en) * 1995-07-17 1997-01-23 Mann & Hummel Filter Valve with rotary flaps and stationary elements
DE19820614C1 (en) * 1998-05-08 1999-08-19 Xomox Int Gmbh Prodn. of a housing with a flap disk to control and block a pipeline flow
SE529665C2 (en) * 2005-09-09 2007-10-16 Arca Systems Internat Ab Valve and method of manufacture thereof
EP2141393B1 (en) 2007-04-26 2018-10-03 Asahi Organic Chemicals Industry Co., Ltd. Valve manufacturing method, and valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1378493A (en) * 1970-12-08 1974-12-27 Serck Industries Ltd Lined bodies for fluid control valves
US3929314A (en) * 1973-06-08 1975-12-30 Eaton Corp Actuating means for a butterfly valve
US3902697A (en) * 1973-09-27 1975-09-02 Milwaukee Valve Butterfly valve

Also Published As

Publication number Publication date
DE2849779C2 (en) 1986-01-23
JPS6246751B2 (en) 1987-10-05
IT7829814A0 (en) 1978-11-15
PL115697B1 (en) 1981-04-30
IL55957A (en) 1982-09-30
IL55957A0 (en) 1979-01-31
FR2409434B3 (en) 1980-03-21
IT1101160B (en) 1985-09-28
GB2008227A (en) 1979-05-31
ES475133A1 (en) 1979-06-01
AR215535A1 (en) 1979-10-15
JPS5499224A (en) 1979-08-04
DE2849779A1 (en) 1979-05-23
PL210942A1 (en) 1979-08-27
MX147864A (en) 1983-01-25
FR2409434A1 (en) 1979-06-15
BR7807551A (en) 1979-07-24
AU4150078A (en) 1979-05-24
AU526099B2 (en) 1982-12-16
GB2008227B (en) 1982-03-17
CA1084476A (en) 1980-08-26

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