JPS58104462U - プレツシヤ−リリ−フ機能を有するボ−ルバルブの弁座 - Google Patents

プレツシヤ−リリ−フ機能を有するボ−ルバルブの弁座

Info

Publication number
JPS58104462U
JPS58104462U JP1982000885U JP88582U JPS58104462U JP S58104462 U JPS58104462 U JP S58104462U JP 1982000885 U JP1982000885 U JP 1982000885U JP 88582 U JP88582 U JP 88582U JP S58104462 U JPS58104462 U JP S58104462U
Authority
JP
Japan
Prior art keywords
ball
valve seat
contact
shoulder
tongue
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP1982000885U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6215567Y2 (en]
Inventor
萩原　光一
知佳士 五味
Original Assignee
株式会社北沢バルブ
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 株式会社北沢バルブ filed Critical 株式会社北沢バルブ
Priority to JP1982000885U priority Critical patent/JPS58104462U/ja
Publication of JPS58104462U publication Critical patent/JPS58104462U/ja
Priority to US06/628,965 priority patent/US4557461A/en
Application granted granted Critical
Publication of JPS6215567Y2 publication Critical patent/JPS6215567Y2/ja
Granted legal-status Critical Current

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
    • F16K5/0663—Packings
    • F16K5/0668—Single packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
JP1982000885U 1982-01-09 1982-01-09 プレツシヤ−リリ−フ機能を有するボ−ルバルブの弁座 Granted JPS58104462U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1982000885U JPS58104462U (ja) 1982-01-09 1982-01-09 プレツシヤ−リリ−フ機能を有するボ−ルバルブの弁座
US06/628,965 US4557461A (en) 1982-01-09 1984-07-11 Valve seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982000885U JPS58104462U (ja) 1982-01-09 1982-01-09 プレツシヤ−リリ−フ機能を有するボ−ルバルブの弁座

Publications (2)

Publication Number Publication Date
JPS58104462U true JPS58104462U (ja) 1983-07-15
JPS6215567Y2 JPS6215567Y2 (en]) 1987-04-20

Family

ID=11486122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982000885U Granted JPS58104462U (ja) 1982-01-09 1982-01-09 プレツシヤ−リリ−フ機能を有するボ−ルバルブの弁座

Country Status (2)

Country Link
US (1) US4557461A (en])
JP (1) JPS58104462U (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010144788A (ja) * 2008-12-17 2010-07-01 Kitz Corp 逆止弁カートリッジ

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8710592D0 (en) * 1987-05-05 1987-06-10 Worcester Controls Uk Ltd Seat rings for ball valves
US4899980A (en) * 1989-01-10 1990-02-13 Kemp Development Corporation Ball valve
FR2651295B1 (fr) * 1989-08-25 1991-10-18 Spirax Sarco Robinet a element spherique tournant utilisable plus particulierement pour le transport de fluides inflammables tels que les hydrocarbures.
US5346178A (en) * 1993-09-28 1994-09-13 National-Oilwell Pressure equalized flow control valve
CA2158675C (en) * 1994-10-07 1999-05-11 Mark E. Gillen Reduced length bolted ball valve
US6050545A (en) * 1998-01-21 2000-04-18 Stolzman; Michael D. Bulk container valve
US20040129913A1 (en) * 2003-01-07 2004-07-08 Leonard William D. Isolation valve with rotatable flange
WO2004063606A2 (en) * 2003-01-07 2004-07-29 Itt Manufacturing Entreprises, Inc. Isolation valve with rotatable flange
US6988708B2 (en) * 2003-10-06 2006-01-24 Dresser, Inc. Low torque ball valve seat
US6981691B2 (en) * 2003-10-17 2006-01-03 Dresser, Inc. Dual segment ball valve
US7726339B2 (en) * 2006-01-14 2010-06-01 Dresser, Inc. Seal cartridge control valve
KR100739656B1 (ko) * 2006-06-08 2007-07-13 삼성전자주식회사 반도체 장치의 제조 방법
CN101398092B (zh) 2008-10-28 2012-01-25 浙江华夏阀门有限公司 按等边三角截面法结构的球阀座和球阀
US8002237B2 (en) * 2008-11-12 2011-08-23 Velan Inc. Seat arrangement with cavity pressure relief for a ball valve
ITMI20092115A1 (it) * 2009-12-01 2011-06-02 Bonetti Cesare Spa Guarnizione metallica per valvole a sfera e valvola a sfera comprendente tale guarnizione
CA2860328A1 (en) 2012-01-03 2013-07-11 Forum Us, Inc. Valve seat retention pin

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243453U (en]) * 1975-09-23 1977-03-28
JPS5647959U (en]) * 1979-09-20 1981-04-28
JPS5682361U (en]) * 1979-11-29 1981-07-03

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2930576A (en) * 1957-10-31 1960-03-29 Worcester Valve Co Inc Ball valve
US2963263A (en) * 1958-05-21 1960-12-06 Worcester Valve Co Inc Ball valve seat ring
US2989990A (en) * 1959-07-09 1961-06-27 Gen Dynamics Corp Valve
US3118650A (en) * 1961-02-28 1964-01-21 Sargent Engineering Corp Ball valve construction
US3508736A (en) * 1967-05-24 1970-04-28 Rockwell Mfg Co Seat ring assemblies for valves
GB1429299A (en) * 1972-11-11 1976-03-24 Gkn Screws Fasteners Ltd Fastener for rotatable members
GB2023773A (en) * 1978-06-21 1980-01-03 Weir Pacific Valves Ltd Seats for rotary ball valves
US4236691A (en) * 1978-11-29 1980-12-02 Jamesbury Corporation Ball valve to relieve cavity pressure
JPS5682360A (en) * 1979-12-11 1981-07-06 Tokyo Shibaura Electric Co Refrigerator
US4385747A (en) * 1982-01-07 1983-05-31 Worcester Controls Corporation Self-relieving seat and ball valve incorporating the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243453U (en]) * 1975-09-23 1977-03-28
JPS5647959U (en]) * 1979-09-20 1981-04-28
JPS5682361U (en]) * 1979-11-29 1981-07-03

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010144788A (ja) * 2008-12-17 2010-07-01 Kitz Corp 逆止弁カートリッジ

Also Published As

Publication number Publication date
US4557461A (en) 1985-12-10
JPS6215567Y2 (en]) 1987-04-20

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