CN1037382A - 阀 - Google Patents

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Publication number
CN1037382A
CN1037382A CN89102387A CN89102387A CN1037382A CN 1037382 A CN1037382 A CN 1037382A CN 89102387 A CN89102387 A CN 89102387A CN 89102387 A CN89102387 A CN 89102387A CN 1037382 A CN1037382 A CN 1037382A
Authority
CN
China
Prior art keywords
valve
valve seat
pressure chamber
valve body
seat
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.)
Pending
Application number
CN89102387A
Other languages
English (en)
Chinese (zh)
Inventor
奥津良之
坂田进
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Azbil Corp
Original Assignee
Azbil 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 Azbil Corp filed Critical Azbil Corp
Publication of CN1037382A publication Critical patent/CN1037382A/zh
Pending 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
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
    • F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
    • 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
    • F16K25/00—Details relating to contact between valve members and seats
    • F16K25/04—Arrangements for preventing erosion, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
  • Sliding Valves (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
CN89102387A 1988-04-20 1989-04-20 阀 Pending CN1037382A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63095701A JPH01269780A (ja) 1988-04-20 1988-04-20 弁装置
JP95701/88 1988-04-20

Publications (1)

Publication Number Publication Date
CN1037382A true CN1037382A (zh) 1989-11-22

Family

ID=14144806

Family Applications (1)

Application Number Title Priority Date Filing Date
CN89102387A Pending CN1037382A (zh) 1988-04-20 1989-04-20 阀

Country Status (4)

Country Link
JP (1) JPH01269780A (enExample)
KR (1) KR930010011B1 (enExample)
CN (1) CN1037382A (enExample)
IN (1) IN172006B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100412430C (zh) * 2001-03-07 2008-08-20 孙炯模 止回阀

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10046416C2 (de) * 2000-09-18 2002-11-07 Orange Gmbh Ventilausbildung für Steuerventile
JP5100482B2 (ja) * 2008-04-07 2012-12-19 株式会社東芝 絞り要素を有する配管系

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100412430C (zh) * 2001-03-07 2008-08-20 孙炯模 止回阀

Also Published As

Publication number Publication date
KR930010011B1 (ko) 1993-10-14
IN172006B (enExample) 1993-03-13
JPH01269780A (ja) 1989-10-27
KR890016316A (ko) 1989-11-28

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Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
RJ01 Rejection of invention patent application after publication