NO973378L - Automatisk resirkuleringsventil - Google Patents

Automatisk resirkuleringsventil

Info

Publication number
NO973378L
NO973378L NO973378A NO973378A NO973378L NO 973378 L NO973378 L NO 973378L NO 973378 A NO973378 A NO 973378A NO 973378 A NO973378 A NO 973378A NO 973378 L NO973378 L NO 973378L
Authority
NO
Norway
Prior art keywords
recirculation
valve
outlet
bypass
main
Prior art date
Application number
NO973378A
Other languages
English (en)
Other versions
NO309997B1 (no
NO973378D0 (no
Inventor
Horace J Maxwell
Ronald J Sirchio
James J Henofer
Original Assignee
Keystone Int
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 Keystone Int filed Critical Keystone Int
Publication of NO973378D0 publication Critical patent/NO973378D0/no
Publication of NO973378L publication Critical patent/NO973378L/no
Publication of NO309997B1 publication Critical patent/NO309997B1/no

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0126—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0011—Control, e.g. regulation, of pumps, pumping installations or systems by using valves by-pass valves
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0473—Multiple-way safety valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2579—Flow rate responsive
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive
    • Y10T137/2622—Bypass or relief valve responsive to pressure downstream of outlet valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Lift Valve (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Fluid-Driven Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Safety Valves (AREA)
  • Check Valves (AREA)
  • Temperature-Responsive Valves (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NO973378A 1995-01-23 1997-07-22 Automatisk resirkuleringsventil NO309997B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/376,753 US5549131A (en) 1995-01-23 1995-01-23 Automatic recirculation valve
PCT/US1996/000703 WO1996023155A1 (en) 1995-01-23 1996-01-18 Improved automatic recirculation valve

Publications (3)

Publication Number Publication Date
NO973378D0 NO973378D0 (no) 1997-07-22
NO973378L true NO973378L (no) 1997-09-08
NO309997B1 NO309997B1 (no) 2001-04-30

Family

ID=23486331

Family Applications (1)

Application Number Title Priority Date Filing Date
NO973378A NO309997B1 (no) 1995-01-23 1997-07-22 Automatisk resirkuleringsventil

Country Status (15)

Country Link
US (1) US5549131A (no)
EP (1) EP0805927B1 (no)
JP (1) JP3798811B2 (no)
KR (1) KR100361200B1 (no)
AT (1) ATE201753T1 (no)
AU (1) AU689026B2 (no)
BR (1) BR9606779A (no)
CA (1) CA2211146C (no)
DE (1) DE69613102T2 (no)
DK (1) DK0805927T3 (no)
ES (1) ES2158283T3 (no)
HU (1) HU222721B1 (no)
NO (1) NO309997B1 (no)
PL (1) PL178056B1 (no)
WO (1) WO1996023155A1 (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19724511C1 (de) * 1997-06-11 1998-12-10 Holter Gmbh & Co Pumpenschutzarmatur
US8215330B2 (en) * 2007-03-30 2012-07-10 Tyco Valves & Controls, LP Adjustable recirculating valve
US8534323B2 (en) * 2009-04-10 2013-09-17 Flowserve Corporation Control valves and methods of flowing a material through a control valve
SE535733C2 (sv) * 2009-05-19 2012-11-27 Gva Consultants Ab Ett ballastsystem och en metod för att pumpa ballast- och/eller slagvätska med användande av ett sådant ballastsystem
SG10201403159RA (en) * 2009-06-18 2014-10-30 Tyco Fire Products Lp Dual-purpose fluid control valve
US9599237B2 (en) * 2014-10-07 2017-03-21 Tescom Corporation 3-way inline air operated valve
KR101875652B1 (ko) 2016-10-27 2018-08-02 현대자동차 주식회사 바이패스 밸브
US20190032811A1 (en) * 2017-07-25 2019-01-31 Pratt & Whitney Canada Corp. Damped relief valve using double pistons
CN111946635B (zh) * 2020-07-21 2022-03-04 自贡自高阀门有限公司 一种用于冷却离心泵的低压循环阀

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US60378A (en) * 1866-12-11 Improvement in steam valves
US1555851A (en) * 1923-07-02 1925-10-06 Burton C Van Emon Valve
DE705695C (de) * 1938-04-01 1941-05-07 Klein Schanzlin & Becker Akt G Vorrichtung zum selbsttaetigen Abfuehren von Foerderfluessigkeit durchlaufender Kreiselpumpen, insbesondere Kesselspeisepumpen, bei abgesperrter Druckleitung
DE1453783A1 (de) * 1962-01-13 1969-04-17 Klein Schanzlin & Becker Ag Freilaufrueckschlagventil
US4095611A (en) 1977-01-17 1978-06-20 Yarway Corporation Modulating flow control valve assembly
US4244388A (en) * 1979-07-09 1981-01-13 Crane Co. Combination valve
US4779639A (en) * 1986-11-03 1988-10-25 Keystone International Holdings Corp. Automatic recirculation valve
US4941502A (en) * 1989-05-31 1990-07-17 Keystone International Holdings Corp. Low pressure recirculation valve
US4967783A (en) * 1990-02-22 1990-11-06 Keystone International Holdings Corp. Recirculation valve with pilot valve
US5172716A (en) * 1991-07-01 1992-12-22 Keystone International Holdings Corp. Recirculation valve
US5333638A (en) * 1993-01-21 1994-08-02 Keystone International Holdings Corp. Automatic recirculation valve

Also Published As

Publication number Publication date
HU222721B1 (hu) 2003-09-29
PL321491A1 (en) 1997-12-08
EP0805927A1 (en) 1997-11-12
BR9606779A (pt) 1998-01-06
CA2211146C (en) 2005-07-12
JP3798811B2 (ja) 2006-07-19
EP0805927A4 (en) 1999-05-06
DK0805927T3 (da) 2001-07-16
EP0805927B1 (en) 2001-05-30
DE69613102D1 (de) 2001-07-05
AU689026B2 (en) 1998-03-19
NO309997B1 (no) 2001-04-30
CA2211146A1 (en) 1996-08-01
ES2158283T3 (es) 2001-09-01
PL178056B1 (pl) 2000-02-29
NO973378D0 (no) 1997-07-22
DE69613102T2 (de) 2001-09-13
HUP9800851A2 (hu) 1998-07-28
US5549131A (en) 1996-08-27
KR19980701621A (ko) 1998-06-25
JPH10513244A (ja) 1998-12-15
AU4702396A (en) 1996-08-14
WO1996023155A1 (en) 1996-08-01
HUP9800851A3 (en) 2000-09-28
ATE201753T1 (de) 2001-06-15
KR100361200B1 (ko) 2003-04-10

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