IT1064631B - Mezzo di ritegno d'una guarnizione di tenuta per valvola e procedimento di fabbricazione d'una valvola avente il medesimo - Google Patents

Mezzo di ritegno d'una guarnizione di tenuta per valvola e procedimento di fabbricazione d'una valvola avente il medesimo

Info

Publication number
IT1064631B
IT1064631B IT29938/76A IT2993876A IT1064631B IT 1064631 B IT1064631 B IT 1064631B IT 29938/76 A IT29938/76 A IT 29938/76A IT 2993876 A IT2993876 A IT 2993876A IT 1064631 B IT1064631 B IT 1064631B
Authority
IT
Italy
Prior art keywords
valve
retention
seal
same
manufacturing procedure
Prior art date
Application number
IT29938/76A
Other languages
English (en)
Original Assignee
Acf Ind 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 Acf Ind Inc filed Critical Acf Ind Inc
Application granted granted Critical
Publication of IT1064631B publication Critical patent/IT1064631B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0227—Packings
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49405—Valve or choke making
    • Y10T29/49409—Valve seat forming

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Housings (AREA)
  • Lift Valve (AREA)
  • Sliding Valves (AREA)
  • Taps Or Cocks (AREA)
IT29938/76A 1975-12-24 1976-11-30 Mezzo di ritegno d'una guarnizione di tenuta per valvola e procedimento di fabbricazione d'una valvola avente il medesimo IT1064631B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/644,233 US4034959A (en) 1975-12-24 1975-12-24 Valve seal retaining means

Publications (1)

Publication Number Publication Date
IT1064631B true IT1064631B (it) 1985-02-25

Family

ID=24584018

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29938/76A IT1064631B (it) 1975-12-24 1976-11-30 Mezzo di ritegno d'una guarnizione di tenuta per valvola e procedimento di fabbricazione d'una valvola avente il medesimo

Country Status (7)

Country Link
US (2) US4034959A (it)
JP (1) JPS52101723A (it)
AT (1) ATA930576A (it)
AU (1) AU515397B2 (it)
CA (1) CA1037453A (it)
GB (1) GB1573440A (it)
IT (1) IT1064631B (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247080A (en) * 1978-12-21 1981-01-27 Acf Industries, Incorporated Seal assembly for valves
US4625942A (en) * 1982-01-27 1986-12-02 Nl Industries, Inc. Valve assembly, seat and seal
US5433710A (en) * 1993-03-16 1995-07-18 Minimed, Inc. Medication infusion pump with fluoropolymer valve seat
US5472243A (en) * 1994-05-17 1995-12-05 Reynolds Metals Company Fluted tube joint
US5755401A (en) * 1995-10-31 1998-05-26 Thiokol Corporation Missile diverter integration method and system
US6443942B2 (en) 1996-11-01 2002-09-03 Minimed, Inc. Medication device with protein stabilizing surface coating
DE19815415C2 (de) * 1998-04-06 2000-01-13 Erhard Gmbh & Co Dichtungsanordnung mit angepaßtem Rahmenprofil
US9492111B2 (en) * 2002-04-22 2016-11-15 Medtronic Minimed, Inc. Methods and materials for stabilizing analyte sensors
US7813780B2 (en) * 2005-12-13 2010-10-12 Medtronic Minimed, Inc. Biosensors and methods for making and using them
US20070227907A1 (en) * 2006-04-04 2007-10-04 Rajiv Shah Methods and materials for controlling the electrochemistry of analyte sensors
US9237865B2 (en) * 2002-10-18 2016-01-19 Medtronic Minimed, Inc. Analyte sensors and methods for making and using them
US20040074785A1 (en) * 2002-10-18 2004-04-22 Holker James D. Analyte sensors and methods for making them
US20050272989A1 (en) * 2004-06-04 2005-12-08 Medtronic Minimed, Inc. Analyte sensors and methods for making and using them
JP4211943B2 (ja) * 2006-07-21 2009-01-21 光陽産業株式会社 ガス栓
US7887025B2 (en) * 2007-12-06 2011-02-15 Hartman Thomas A Ball valve housing seat and method of securing the same to a ball valve
ITMI20091345A1 (it) * 2009-07-29 2011-01-30 Ansaldo Energia Spa Valvola a farfalla, preferibilmente per un circuito di sfiato di un impianto a turbina a gas
US8660628B2 (en) * 2009-12-21 2014-02-25 Medtronic Minimed, Inc. Analyte sensors comprising blended membrane compositions and methods for making and using them
GB2485198B (en) * 2010-11-05 2015-05-27 Aker Subsea Ltd Subsea valve seat arrangements
US20120292550A1 (en) * 2011-05-16 2012-11-22 Meek Robert K Valve seat and valve
CN102794604B (zh) * 2011-05-25 2014-09-03 上海电气电站设备有限公司 一种燃气轮机透平静叶密封环的螺旋槽的加工方法
GB201112885D0 (en) * 2011-07-26 2011-09-07 Sasol Tech Pty Ltd Solids-handling equipment
CN102506188B (zh) * 2011-11-01 2013-09-25 葛俊杰 一种可互换闸板和阀体密封面的加工工艺
CN105773071B (zh) * 2015-11-27 2018-03-27 南通市电站阀门有限公司 一种小口径闸阀阀座装配方法
CN105598644B (zh) * 2016-01-21 2017-09-19 永嘉县恒正阀门有限公司 楔式闸阀密封面加工工艺及其自动堆焊设备
US11105451B2 (en) 2017-07-07 2021-08-31 Eaton Intelligent Power Limited Heat transfer interruption for improved fire resistance/proof performance
JP6472924B1 (ja) * 2018-10-17 2019-02-20 東フロコーポレーション株式会社 ボールバルブ

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US695153A (en) * 1901-03-22 1902-03-11 Burt Company Game-ball and method of making same.
US2600497A (en) * 1948-03-01 1952-06-17 Paul A Dewhirst Line blind construction
US3098698A (en) * 1961-10-31 1963-07-23 Saint Gobain Corp Method of attaching a metal channel to a glass plate
US3409269A (en) * 1966-06-21 1968-11-05 Pratt Co Henry Pressure actuated resilient seals for valves
US3544066A (en) * 1967-01-03 1970-12-01 Pratt Co Henry Valve seat structure
US3447781A (en) * 1967-02-10 1969-06-03 Pratt Co Henry Ball valve structure
US3671010A (en) * 1968-12-05 1972-06-20 Domer Scaramucci Valve assembly with drop-type stem
US3726504A (en) * 1971-04-02 1973-04-10 Gen Signal Corp Corrosion resistant valving edge for butter-fly valve disc
BE795369A (fr) * 1971-10-20 1973-05-29 Pratt Co Henry Perfectionnements aux structures de vannes papillons
US3958314A (en) * 1973-05-25 1976-05-25 Henry Pratt Company Seal for butterfly valves
FR2260041B1 (it) * 1974-02-06 1976-10-08 Amri

Also Published As

Publication number Publication date
US4034959A (en) 1977-07-12
GB1573440A (en) 1980-08-20
JPS52101723A (en) 1977-08-26
ATA930576A (de) 1981-02-15
CA1037453A (en) 1978-08-29
AU2074576A (en) 1978-06-29
US4081891A (en) 1978-04-04
AU515397B2 (en) 1981-04-02

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