HUT73009A - Improved automatic recirculation valve and valve element - Google Patents

Improved automatic recirculation valve and valve element

Info

Publication number
HUT73009A
HUT73009A HU9502157A HU9502157A HUT73009A HU T73009 A HUT73009 A HU T73009A HU 9502157 A HU9502157 A HU 9502157A HU 9502157 A HU9502157 A HU 9502157A HU T73009 A HUT73009 A HU T73009A
Authority
HU
Hungary
Prior art keywords
valve
outlet
improved automatic
valve element
recirculation
Prior art date
Application number
HU9502157A
Other languages
English (en)
Other versions
HU9502157D0 (en
HU218805B (hu
Inventor
Horace J Maxwell
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 HU9502157D0 publication Critical patent/HU9502157D0/hu
Publication of HUT73009A publication Critical patent/HUT73009A/hu
Publication of HU218805B publication Critical patent/HU218805B/hu

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)
  • Flow Control (AREA)
  • Multiple-Way Valves (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
HU9502157A 1993-01-21 1993-12-22 Automatikus visszavezető szelep HU218805B (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/006,934 US5333638A (en) 1993-01-21 1993-01-21 Automatic recirculation valve

Publications (3)

Publication Number Publication Date
HU9502157D0 HU9502157D0 (en) 1995-09-28
HUT73009A true HUT73009A (en) 1996-06-28
HU218805B HU218805B (hu) 2000-12-28

Family

ID=21723350

Family Applications (1)

Application Number Title Priority Date Filing Date
HU9502157A HU218805B (hu) 1993-01-21 1993-12-22 Automatikus visszavezető szelep

Country Status (18)

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

Families Citing this family (12)

* 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
JP2002506174A (ja) 1998-03-13 2002-02-26 ユニテック インスティテュート オブ テクノロジー 改良されたポンプ装置並びに方法
US8215330B2 (en) * 2007-03-30 2012-07-10 Tyco Valves & Controls, LP Adjustable recirculating valve
US20080236674A1 (en) * 2007-03-30 2008-10-02 Tyco Valves & Controls, Inc. 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
CN116255470B (zh) * 2023-02-15 2025-07-25 上海瑞泰消防设备制造有限公司 一种基于转速调节流量的调节阀

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
US4779639A (en) * 1986-11-03 1988-10-25 Keystone International Holdings Corp. Automatic recirculation valve
EP0267364B1 (en) * 1986-11-03 1992-04-01 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
WO1994017463A1 (en) 1994-08-04
KR960700467A (ko) 1996-01-20
AU690536B2 (en) 1998-04-30
EP0681716A1 (en) 1995-11-15
FI953452A7 (fi) 1995-07-17
SK282615B6 (sk) 2002-10-08
US5333638A (en) 1994-08-02
JPH08505971A (ja) 1996-06-25
EP0681716B1 (en) 1999-03-24
CA2153404C (en) 2005-11-22
PL309981A1 (en) 1995-11-13
SK92095A3 (en) 1996-02-07
HU9502157D0 (en) 1995-09-28
KR100320083B1 (ko) 2002-04-22
BR9307816A (pt) 1995-11-14
NO952880L (no) 1995-07-20
FI110344B (fi) 2002-12-31
CZ186895A3 (cs) 1999-05-12
AU5985794A (en) 1994-08-15
EP0681716A4 (en) 1996-10-09
DE69324169T2 (de) 1999-07-22
NO952880D0 (no) 1995-07-20
ATE178146T1 (de) 1999-04-15
HU218805B (hu) 2000-12-28
PL172810B1 (pl) 1997-11-28
NO310004B1 (no) 2001-04-30
CZ285041B6 (cs) 1999-05-12
JP3373519B2 (ja) 2003-02-04
DE69324169D1 (de) 1999-04-29
FI953452A0 (fi) 1995-07-17
DK0681716T3 (da) 1999-10-11
ES2133536T3 (es) 1999-09-16
CA2153404A1 (en) 1994-08-04

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