ITTO990992A0 - Metodo per produrre valvole a sfera. - Google Patents

Metodo per produrre valvole a sfera.

Info

Publication number
ITTO990992A0
ITTO990992A0 IT99TO000992A ITTO990992A ITTO990992A0 IT TO990992 A0 ITTO990992 A0 IT TO990992A0 IT 99TO000992 A IT99TO000992 A IT 99TO000992A IT TO990992 A ITTO990992 A IT TO990992A IT TO990992 A0 ITTO990992 A0 IT TO990992A0
Authority
IT
Italy
Prior art keywords
ball valves
producing ball
producing
valves
ball
Prior art date
Application number
IT99TO000992A
Other languages
English (en)
Inventor
Lei-Jui Wu
Original Assignee
Wu Lei Jui
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 Wu Lei Jui filed Critical Wu Lei Jui
Publication of ITTO990992A0 publication Critical patent/ITTO990992A0/it
Publication of ITTO990992A1 publication Critical patent/ITTO990992A1/it
Application granted granted Critical
Publication of IT1311439B1 publication Critical patent/IT1311439B1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/129—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding specially adapted for particular articles or workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/02—Making machine elements balls, rolls, or rollers, e.g. for bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/20—Making machine elements valve parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/08—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for flash removal
    • 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
    • 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
    • F16K5/0605—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 with particular plug arrangements, e.g. particular shape or built-in means
    • 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
    • Y10T29/49426—Valve or choke making including metal shaping and diverse operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Taps Or Cocks (AREA)
  • Valve Housings (AREA)
  • Check Valves (AREA)
IT1999TO000992A 1998-11-16 1999-11-16 Metodo per produrre valvole a sfera. IT1311439B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/192,290 US5979873A (en) 1998-11-16 1998-11-16 Method of making ball valves

Publications (3)

Publication Number Publication Date
ITTO990992A0 true ITTO990992A0 (it) 1999-11-16
ITTO990992A1 ITTO990992A1 (it) 2001-05-16
IT1311439B1 IT1311439B1 (it) 2002-03-12

Family

ID=22709066

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999TO000992A IT1311439B1 (it) 1998-11-16 1999-11-16 Metodo per produrre valvole a sfera.

Country Status (5)

Country Link
US (1) US5979873A (it)
CN (1) CN1111112C (it)
DE (1) DE19955111A1 (it)
GB (1) GB2343735B (it)
IT (1) IT1311439B1 (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6173940B1 (en) * 1999-06-30 2001-01-16 Premier Farnell Corp. Valve ball configuration
US6367774B1 (en) * 2000-04-19 2002-04-09 Flowserve Corporation Element having ceramic insert and high-strength element-to-shaft connection for use in a valve
US6378550B1 (en) * 2000-10-12 2002-04-30 Westinghouse Savannah River Company, Llc Ball valve extractor
CN100374763C (zh) * 2001-09-19 2008-03-12 许铁城 一种凡而球塞的制备方法
US20050274014A1 (en) * 2004-05-25 2005-12-15 Chiang-Hsiang Hui Manufacturing process to make a valve ball
US6899599B1 (en) * 2004-05-25 2005-05-31 Chiang Hsiang-Hui Manufacturing process to make a valve ball
CN100356095C (zh) * 2004-06-10 2007-12-19 浙江工业大学 球阀阀芯的制造方法
CA2662662A1 (en) * 2008-04-17 2009-10-17 Masco Corporation Of Indiana Construction of hollow zinc die-casting by thixotropic welding
ES2352396B1 (es) * 2009-06-17 2011-10-19 Iñigo Goñi Usabiaga Sistema de fabricación de piezas de valvulería.
US8317080B2 (en) 2010-08-02 2012-11-27 Megastir Technologies Llc Methods to fabricate fully enclosed hollow structures using friction stir welding
US9038988B1 (en) 2010-11-01 2015-05-26 Akron Brass Company Valve having reduced operating force and enhanced throttling capability
CN102363239B (zh) * 2011-09-28 2013-05-08 克里特集团有限公司 中、大口径全焊接固定球阀窄间隙自动埋弧焊接工艺
EP2586964A1 (en) * 2011-10-28 2013-05-01 Welltec A/S Inflow control device
DE102012013677A1 (de) * 2012-07-11 2014-01-16 Illinois Tool Works Inc. Thermostatventil
CN103769800B (zh) * 2012-10-22 2016-04-13 河南神州精工制造股份有限公司 球阀的球壳制作工艺
CN103567714B (zh) * 2012-11-24 2016-01-20 青岛华冠阀门有限公司 一种可更换上密封消防阀的制作方法
US9581253B2 (en) * 2015-02-12 2017-02-28 Valve Innovations, Llc Valve member for a floating ball valve
CN106704627B (zh) * 2017-02-08 2019-03-15 江苏神通阀门股份有限公司 球阀的对分球体的加工方法
CN107061782B (zh) * 2017-07-01 2019-01-01 黄德修 一种球阀阀杆结构及装配工艺
GB2569128B (en) * 2017-12-05 2022-02-23 Glenalmond Group Ltd A valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2963772A (en) * 1958-07-23 1960-12-13 Ind Tectonics Inc Method of making balls
US3518742A (en) * 1967-08-30 1970-07-07 Sem Tec Inc Cavity wall valve balls and a method of manufacturing them
EP0156936B1 (de) * 1984-04-03 1987-12-09 Klinger AG Verfahren zum Herstellen eines kugelförmigen Schaltgliedes für Fluid-Absperrorgane
US5659956A (en) * 1996-02-12 1997-08-26 Braginsky; Mikhail Process for the production of hollow ball bearings
JP3127258B2 (ja) * 1996-04-17 2001-01-22 株式会社キッツ ボールバルブ用ボールの成形方法
GB2332501A (en) * 1997-12-22 1999-06-23 Huang Hung Chang Improved ball-type valve

Also Published As

Publication number Publication date
GB2343735B (en) 2003-02-19
CN1253868A (zh) 2000-05-24
CN1111112C (zh) 2003-06-11
DE19955111A1 (de) 2000-05-25
ITTO990992A1 (it) 2001-05-16
GB2343735A (en) 2000-05-17
IT1311439B1 (it) 2002-03-12
US5979873A (en) 1999-11-09
GB9927013D0 (en) 2000-01-12

Similar Documents

Publication Publication Date Title
ITTO990992A0 (it) Metodo per produrre valvole a sfera.
ZA200106984B (en) Method for producing a basic amino acid.
MXPA01012613A (es) Metodo para calibrar un modelo matematico.
HUP0204129A3 (en) Method for producing 1,2-dichloroethane
ID28489A (id) Metode untuk membuat 4-karboksiamino-2-disubstitusi 1,2,3,4-tetrahidroquinolin
MXPA03009464A (es) METODO DE PRODUCCIoN FLOTANTE EN LITORAL.
ZA200105294B (en) Method for producing L-phenylephrine hydrochloride.
HK1053106A1 (en) Method for producing bisphenols.
ZA992721B (en) Method for fabricating an excavator base.
MXPA03002010A (es) Metodo para producir un epoxido.
MXPA03006639A (es) Procedimiento para la manufactura de piezas de material plastico ensambladas.
AP2003002849A0 (en) A method for the becterially assised heap leachingof chalcopyrite.
IT1302619B1 (it) Valvola con sfera a deformazione controllata
MXPA02012644A (es) Metodo de planeacion de produccion y sistema para planeacion de produccion.
HK1050088A1 (en) Interleaving method.
FI991488A (fi) Menetelmä melatoniinipitoisen maidon tuottamiseksi
HK1051060A1 (en) Unit construction method.
MX234329B (es) Metodo para producir n-fosfonometilglicina.
ITVI990079A0 (it) Metodo per produrre un cilindro separatore.
ZA200003020B (en) Method for producing platinum.
AU6898101A (en) Method for producing 2-chloro-5-chloromethyl-1,3-thiazole
HK1044780A1 (en) Method for producing cyclo-)asp-dphe-nmeval-arg-gly).
MXPA03004019A (es) Metodo de pasivacion.
IL146573A0 (en) Method for producing 2,2,4,4-tetra-substituted 1,3,5-cyclohexanetriones
AU2002245401A1 (en) Rabid animal control method