DK0681716T3 - Forbedret automatisk recirkuleringsventil - Google Patents

Forbedret automatisk recirkuleringsventil

Info

Publication number
DK0681716T3
DK0681716T3 DK94905948T DK94905948T DK0681716T3 DK 0681716 T3 DK0681716 T3 DK 0681716T3 DK 94905948 T DK94905948 T DK 94905948T DK 94905948 T DK94905948 T DK 94905948T DK 0681716 T3 DK0681716 T3 DK 0681716T3
Authority
DK
Denmark
Prior art keywords
outlet
recirculation valve
recirculation
improved automatic
main
Prior art date
Application number
DK94905948T
Other languages
English (en)
Inventor
Horace J Maxwell
Original Assignee
Tyco Flow Control Inc
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 Tyco Flow Control Inc filed Critical Tyco Flow Control Inc
Application granted granted Critical
Publication of DK0681716T3 publication Critical patent/DK0681716T3/da

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
    • 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
    • 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
    • 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
    • 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
    • Y10T137/2582—Including controlling main line flow
    • 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
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86759—Reciprocating
    • Y10T137/86791—Piston
    • Y10T137/86799—With internal flow passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Fluid-Driven Valves (AREA)
  • Lift Valve (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Multiple-Way Valves (AREA)
DK94905948T 1993-01-21 1993-12-22 Forbedret automatisk recirkuleringsventil DK0681716T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/006,934 US5333638A (en) 1993-01-21 1993-01-21 Automatic recirculation valve
PCT/US1993/012508 WO1994017463A1 (en) 1993-01-21 1993-12-22 Improved automatic recirculation valve

Publications (1)

Publication Number Publication Date
DK0681716T3 true DK0681716T3 (da) 1999-10-11

Family

ID=21723350

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94905948T DK0681716T3 (da) 1993-01-21 1993-12-22 Forbedret automatisk recirkuleringsventil

Country Status (18)

Country Link
US (1) US5333638A (da)
EP (1) EP0681716B1 (da)
JP (1) JP3373519B2 (da)
KR (1) KR100320083B1 (da)
AT (1) ATE178146T1 (da)
AU (1) AU690536B2 (da)
BR (1) BR9307816A (da)
CA (1) CA2153404C (da)
CZ (1) CZ285041B6 (da)
DE (1) DE69324169T2 (da)
DK (1) DK0681716T3 (da)
ES (1) ES2133536T3 (da)
FI (1) FI110344B (da)
HU (1) HU218805B (da)
NO (1) NO310004B1 (da)
PL (1) PL172810B1 (da)
SK (1) SK282615B6 (da)
WO (1) WO1994017463A1 (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5433237A (en) * 1994-07-11 1995-07-18 Woodward Governor Company Dedrooped bypass valve
US5549131A (en) 1995-01-23 1996-08-27 Keystone International Holdings Corp. Automatic recirculation valve
US5675880A (en) * 1996-08-29 1997-10-14 Bethlehem Steel Corporation Descaling system for use in the manufacture of steel and corresponding method
AU747592B2 (en) * 1998-03-13 2002-05-16 Unitec Institute Of Technology Improved pumping apparatus and methods
US20080236674A1 (en) * 2007-03-30 2008-10-02 Tyco Valves & Controls, Inc. Adjustable recirculating valve
US8215330B2 (en) * 2007-03-30 2012-07-10 Tyco Valves & Controls, LP Adjustable recirculating valve
JP5453255B2 (ja) * 2007-07-18 2014-03-26 シェフラー テクノロジーズ アクチエンゲゼルシャフト ウント コンパニー コマンディートゲゼルシャフト 円錐形プーリ式巻掛け変速機を制御する液圧アッセンブリのための体積流量制御弁
IT201900002165A1 (it) * 2019-02-14 2020-08-14 Alfa Srl Macchina dispensatrice per prodotti fluidi e sue componenti
US11000863B2 (en) * 2019-03-26 2021-05-11 Pentair Flow Technologies, Llc Push valve assembly and method
IT202000006997A1 (it) * 2020-04-02 2021-10-02 Alfa Srl Valvola di erogazione di una macchina dispensatrice di prodotti fluidi
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 (10)

* 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
DE1653778C3 (de) * 1967-06-01 1979-08-16 H. Schroeder & Co, 5251 Elbach Freilaufrückschlagventil für Kreiselpumpen, insbesondere für Kesselspeisepumpen
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
SE454619B (sv) * 1986-10-10 1988-05-16 Kaelle Eur Control Automatisk recirkulationsventil
EP0267364B1 (en) * 1986-11-03 1992-04-01 Keystone International Holdings Corp. Automatic recirculation 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

Also Published As

Publication number Publication date
CZ186895A3 (cs) 1999-05-12
AU690536B2 (en) 1998-04-30
DE69324169D1 (de) 1999-04-29
KR960700467A (ko) 1996-01-20
ES2133536T3 (es) 1999-09-16
US5333638A (en) 1994-08-02
NO952880D0 (no) 1995-07-20
EP0681716A1 (en) 1995-11-15
NO310004B1 (no) 2001-04-30
CA2153404C (en) 2005-11-22
NO952880L (no) 1995-07-20
PL172810B1 (pl) 1997-11-28
PL309981A1 (en) 1995-11-13
HUT73009A (en) 1996-06-28
EP0681716A4 (en) 1996-10-09
SK92095A3 (en) 1996-02-07
FI953452A0 (fi) 1995-07-17
FI110344B (fi) 2002-12-31
HU9502157D0 (en) 1995-09-28
ATE178146T1 (de) 1999-04-15
HU218805B (hu) 2000-12-28
CZ285041B6 (cs) 1999-05-12
KR100320083B1 (ko) 2002-04-22
EP0681716B1 (en) 1999-03-24
SK282615B6 (sk) 2002-10-08
JPH08505971A (ja) 1996-06-25
DE69324169T2 (de) 1999-07-22
BR9307816A (pt) 1995-11-14
WO1994017463A1 (en) 1994-08-04
AU5985794A (en) 1994-08-15
JP3373519B2 (ja) 2003-02-04
CA2153404A1 (en) 1994-08-04
FI953452A (fi) 1995-07-17

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