CN1031595C - 阀装置 - Google Patents

阀装置 Download PDF

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Publication number
CN1031595C
CN1031595C CN89102953A CN89102953A CN1031595C CN 1031595 C CN1031595 C CN 1031595C CN 89102953 A CN89102953 A CN 89102953A CN 89102953 A CN89102953 A CN 89102953A CN 1031595 C CN1031595 C CN 1031595C
Authority
CN
China
Prior art keywords
valve
cylinder
nozzle
valve seat
spool
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.)
Expired - Lifetime
Application number
CN89102953A
Other languages
English (en)
Chinese (zh)
Other versions
CN1037383A (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 CN1037383A publication Critical patent/CN1037383A/zh
Application granted granted Critical
Publication of CN1031595C publication Critical patent/CN1031595C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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)
CN89102953A 1988-04-30 1989-04-29 阀装置 Expired - Lifetime CN1031595C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63108292A JPH01279187A (ja) 1988-04-30 1988-04-30 弁装置
JP108292/88 1988-04-30

Publications (2)

Publication Number Publication Date
CN1037383A CN1037383A (zh) 1989-11-22
CN1031595C true CN1031595C (zh) 1996-04-17

Family

ID=14480978

Family Applications (1)

Application Number Title Priority Date Filing Date
CN89102953A Expired - Lifetime CN1031595C (zh) 1988-04-30 1989-04-29 阀装置

Country Status (4)

Country Link
JP (1) JPH01279187A (enExample)
KR (1) KR930006513B1 (enExample)
CN (1) CN1031595C (enExample)
IN (1) IN170729B (enExample)

Also Published As

Publication number Publication date
CN1037383A (zh) 1989-11-22
KR890016318A (ko) 1989-11-28
IN170729B (enExample) 1992-05-09
JPH01279187A (ja) 1989-11-09
KR930006513B1 (ko) 1993-07-16

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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
C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent of invention or patent application
COR Change of bibliographic data

Free format text: CORRECT: PATENTEE; FROM: YAMATAKE-HONEYWELL CO., LTD. TO: YAMATAKE CORP.

CP01 Change in the name or title of a patent holder

Patentee after: Yamatake Corp.

Patentee before: Yamatake-Honeywell Co., Ltd.

C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
OR01 Other related matters
C17 Cessation of patent right
CX01 Expiry of patent term