IT1284742B1 - Elemento per valvola a sfera e metodo per la sua fabbricazione. - Google Patents

Elemento per valvola a sfera e metodo per la sua fabbricazione.

Info

Publication number
IT1284742B1
IT1284742B1 IT96TO000690A ITTO960690A IT1284742B1 IT 1284742 B1 IT1284742 B1 IT 1284742B1 IT 96TO000690 A IT96TO000690 A IT 96TO000690A IT TO960690 A ITTO960690 A IT TO960690A IT 1284742 B1 IT1284742 B1 IT 1284742B1
Authority
IT
Italy
Prior art keywords
manufacture
ball valve
ball
valve
Prior art date
Application number
IT96TO000690A
Other languages
English (en)
Inventor
Seiji Shiokawa
Original Assignee
Kohshin Engineering 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 Kohshin Engineering Co Ltd filed Critical Kohshin Engineering Co Ltd
Publication of ITTO960690A1 publication Critical patent/ITTO960690A1/it
Application granted granted Critical
Publication of IT1284742B1 publication Critical patent/IT1284742B1/it

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
    • 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
    • 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
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Forging (AREA)
  • Fuel-Injection Apparatus (AREA)
IT96TO000690A 1995-08-16 1996-08-09 Elemento per valvola a sfera e metodo per la sua fabbricazione. IT1284742B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07229611A JP3113180B2 (ja) 1995-08-16 1995-08-16 ボールバルブ用弁体および弁体の製造方法

Publications (2)

Publication Number Publication Date
ITTO960690A1 ITTO960690A1 (it) 1998-02-09
IT1284742B1 true IT1284742B1 (it) 1998-05-21

Family

ID=16894897

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO000690A IT1284742B1 (it) 1995-08-16 1996-08-09 Elemento per valvola a sfera e metodo per la sua fabbricazione.

Country Status (5)

Country Link
US (1) US5988590A (it)
JP (1) JP3113180B2 (it)
KR (1) KR970011519A (it)
IT (1) IT1284742B1 (it)
TW (1) TW353627B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3113180B2 (ja) * 1995-08-16 2000-11-27 株式会社幸伸技研 ボールバルブ用弁体および弁体の製造方法
CN1097687C (zh) * 1998-05-08 2003-01-01 黄鸿昌 球阀的球塞制造方法
ITNO20030001U1 (it) * 2003-01-14 2004-07-15 Pettinaroli Flii Spa Valvola a sfera con particolare caratteristica di incremento percentuale del flusso, ottenibile nell'arco di manovra di 90°, dalla posizione di chiusura a quella di apertura.
JP4689473B2 (ja) * 2005-05-16 2011-05-25 シャープ株式会社 直流安定化電源回路
CN102962374B (zh) * 2012-08-10 2015-02-25 贵州航天精工制造有限公司 马鞍型衬套零件的加工方法及装置
DK177973B1 (da) 2013-09-09 2015-02-09 Broen As Fremgangsmåde til fremstilling af et ventilhus med spindelstuds samt ventilhus
US9581253B2 (en) 2015-02-12 2017-02-28 Valve Innovations, Llc Valve member for a floating ball valve
US11203914B2 (en) 2016-09-27 2021-12-21 Halliburton Energy Services, Inc. 3D printed ball valve
KR101825220B1 (ko) * 2017-08-07 2018-02-02 (주)케이에스티플랜트 마이크로합금화 층이 형성된 메탈시트 볼밸브 장치 및 그 제작 방법
KR102619120B1 (ko) * 2021-10-13 2024-01-10 최재훈 일체형 셸 트랙 롤러 제조 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3246873A (en) * 1964-02-12 1966-04-19 Alvin L Johnson Ball for valves
US3501128A (en) * 1966-07-07 1970-03-17 Rockwell Mfg Co Ball valves
JPS4629811Y1 (it) * 1968-04-16 1971-10-15
US3737145A (en) * 1971-08-02 1973-06-05 Walworth Co Fabricated valve ball
DE2364388A1 (de) * 1973-12-22 1975-11-06 Randerath Michael Absperrschieber und verfahren zu dessen herstellung
JPS5113034U (it) * 1974-07-16 1976-01-30
FR2315649A1 (fr) * 1975-06-27 1977-01-21 Provence Const Met Robinets a boisseau tournant perfectionnes
JPS5623237U (it) * 1979-07-24 1981-03-02
JPS58162364U (ja) * 1982-04-26 1983-10-28 河瀬　武 中低圧用ボ−ルバルブ
US4678161A (en) * 1984-10-18 1987-07-07 Seikisui Kagaku Kogyo Kabushiki Kaisha Ball valve
JPH0621670B2 (ja) * 1984-11-19 1994-03-23 日本バルジ工業株式会社 ボールバルブ用ボールの成形方法
KR950027926U (ko) * 1994-03-07 1995-10-18 권영대 고온·고압용 볼 밸브(ball valve)
JP3113180B2 (ja) * 1995-08-16 2000-11-27 株式会社幸伸技研 ボールバルブ用弁体および弁体の製造方法

Also Published As

Publication number Publication date
TW353627B (en) 1999-03-01
KR970011519A (ko) 1997-03-27
ITTO960690A1 (it) 1998-02-09
JP3113180B2 (ja) 2000-11-27
US5988590A (en) 1999-11-23
JPH0953732A (ja) 1997-02-25

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Legal Events

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