MY128868A - Butterfly valve - Google Patents

Butterfly valve

Info

Publication number
MY128868A
MY128868A MYPI20022534A MYPI20022534A MY128868A MY 128868 A MY128868 A MY 128868A MY PI20022534 A MYPI20022534 A MY PI20022534A MY PI20022534 A MYPI20022534 A MY PI20022534A MY 128868 A MY128868 A MY 128868A
Authority
MY
Malaysia
Prior art keywords
valve
periphery
butterfly valve
valve disc
seat ring
Prior art date
Application number
MYPI20022534A
Inventor
Masaharu Fukuchi
Original Assignee
Okumura Engineering Corp
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 Okumura Engineering Corp filed Critical Okumura Engineering Corp
Publication of MY128868A publication Critical patent/MY128868A/en

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
    • F16K1/226—Shaping or arrangements of the sealing
    • 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
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/46—Attachment of sealing rings
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)

Abstract

A SEAT RING (4) FOR BUTTERFLY VALVE IS PROVIDED WHEREIN A CIRCULAR PROJECTION (26) OF THE SEAT RING (4) IS CONTACTED WITH AN ENTIRE PERIPHERY OF A VALVE DISC (2) SUBSTANTIALLY AT THE SAME INSTANT. A CONTACT FACE (28) OF THE CIRCULAR PROJECTION (26) HAS AN INCLINED FACE WITH ASLANT VARYING GRADUALLY IN SUCH A MANNER THAT THE SLANT IS STEEP IN THE VICINITY OF A VALVE AXIS (3) AND GENTLE AT A PORTION APART FROM THE VALVE AXIS (3). A CONTACTING PORTION (31) OF THE CONTACT FACE (28) CONTACTING WITH THE PERIPHERY OF THE VALVE DISC (2) IS FORMED SWELLING TOWARD THE PERIPHERY OF THE VALVE DISC (2) AT A PORTION APART FROM THE VALVE AXIS (3).(FIG 1)
MYPI20022534A 2001-07-04 2002-07-04 Butterfly valve MY128868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001203111A JP2003014139A (en) 2001-07-04 2001-07-04 Butterfly valve

Publications (1)

Publication Number Publication Date
MY128868A true MY128868A (en) 2007-02-28

Family

ID=19039803

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20022534A MY128868A (en) 2001-07-04 2002-07-04 Butterfly valve

Country Status (6)

Country Link
JP (1) JP2003014139A (en)
KR (1) KR20030004009A (en)
CN (1) CN1309977C (en)
AU (1) AU771488B2 (en)
MY (1) MY128868A (en)
TW (1) TW496934B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006234071A (en) * 2005-02-25 2006-09-07 Kubota Corp Butterfly valve with water filling function
KR101045740B1 (en) * 2010-02-18 2011-06-30 노형진 Smart Valve and Plant Management System Using It
US10234040B2 (en) 2015-04-09 2019-03-19 Rami Al-Khoury Butterfly valve with improved seat ring providing instant valve closing and uniformly increasing sealing
DE102015115033B3 (en) * 2015-09-08 2017-02-02 Vag-Armaturen Gmbh disc
TWI677638B (en) 2018-09-04 2019-11-21 和正豐科技股份有限公司 Fluoroplastic butterfly valve structure
JP6871655B1 (en) * 2020-07-22 2021-05-12 株式会社オーケーエム Inner circumference seal structure, seat structure, and valve

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4289297A (en) * 1979-04-20 1981-09-15 Tomoe Technical Research Company Butterfly valve
US4331319A (en) * 1980-03-06 1982-05-25 Jamesbury Corp. Butterfly valve
US5152501A (en) * 1987-04-10 1992-10-06 Bray International, Inc. Butterfly valve
JPS6487978A (en) * 1987-09-29 1989-04-03 Tomoe Gijutsu Kenkyusho Seat ring for butterfly valve
DE4025832C2 (en) * 1990-08-16 1994-04-28 Xomox Int Gmbh Butterfly valve and control valve
CN2221133Y (en) * 1995-02-24 1996-02-28 刘国良 Anticorrosive butterfly bamper with eccentric axis and double spheres
JP2848798B2 (en) * 1995-05-15 1999-01-20 昌良 山田 Butterfly valve seat ring
CN2237761Y (en) * 1995-05-30 1996-10-16 傅二翔 Butterfly valve
CN2260926Y (en) * 1996-03-19 1997-08-27 陈曙光 Strong sealing butterfly valve
WO1997039264A1 (en) * 1996-04-18 1997-10-23 General Signal Corporation Bi-directional valve seal mechanism
JP3084233B2 (en) * 1996-06-26 2000-09-04 株式会社巴技術研究所 Butterfly valve and method of manufacturing the same
IT1284716B1 (en) * 1996-07-31 1998-05-21 Rizzio Valvole S P A INTERCEPTION VALVE FOR FLUIDS, PROCEDURE AND MACHINE TOOL FOR THE MECHANICAL PROCESSING OF AN ANNULAR SURFACE OF A PIECE,
JP3045671B2 (en) * 1996-08-30 2000-05-29 株式会社巴技術研究所 Butterfly valve seat ring
JP3242869B2 (en) * 1996-12-26 2001-12-25 岡野バルブ製造株式会社 Valve device
JP3089221B2 (en) * 1997-05-08 2000-09-18 株式会社巴技術研究所 Shaft sealing device for butterfly valve
JP3218206B2 (en) * 1997-06-27 2001-10-15 株式会社巴技術研究所 Butterfly valve
JP3086791B2 (en) * 1997-08-27 2000-09-11 株式会社巴技術研究所 Butterfly valve and processing method thereof
JP3086792B2 (en) * 1997-09-03 2000-09-11 株式会社巴技術研究所 Butterfly valve
CN2312368Y (en) * 1997-10-13 1999-03-31 赵学古 Central line, single spherical surface and full polytetrafluoretylene lining buttlerfly valve
JP3255602B2 (en) * 1997-12-26 2002-02-12 株式会社巴技術研究所 Eccentric butterfly valve seat ring and method of assembling the seat ring
CN2346989Y (en) * 1998-01-24 1999-11-03 李锁荣 Butterfly valve
CN2329812Y (en) * 1998-04-01 1999-07-21 杨树春 Anticorrosive valve
JP3188680B2 (en) * 1999-02-18 2001-07-16 株式会社巴技術研究所 Butterfly valve seat ring
CN2361915Y (en) * 1999-03-30 2000-02-02 天津塘沽瓦特斯阀门有限公司 Conical miter cutting metal hard sealing butterfly valve

Also Published As

Publication number Publication date
JP2003014139A (en) 2003-01-15
KR20030004009A (en) 2003-01-14
CN1309977C (en) 2007-04-11
HK1051063A1 (en) 2003-07-18
TW496934B (en) 2002-08-01
CN1393650A (en) 2003-01-29
AU5278402A (en) 2003-01-09
AU771488B2 (en) 2004-03-25

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