CA2496909C - Unloading/venting valve having integrated therewith a high-pressure protection valve - Google Patents

Unloading/venting valve having integrated therewith a high-pressure protection valve Download PDF

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Publication number
CA2496909C
CA2496909C CA 2496909 CA2496909A CA2496909C CA 2496909 C CA2496909 C CA 2496909C CA 2496909 CA2496909 CA 2496909 CA 2496909 A CA2496909 A CA 2496909A CA 2496909 C CA2496909 C CA 2496909C
Authority
CA
Canada
Prior art keywords
governor
air
vent
pressure
discharge port
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 - Fee Related
Application number
CA 2496909
Other languages
English (en)
French (fr)
Other versions
CA2496909A1 (en
Inventor
Robert L. Koelzer
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.)
Haldex Brake Corp
Original Assignee
Haldex Brake 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 Haldex Brake Corp filed Critical Haldex Brake Corp
Publication of CA2496909A1 publication Critical patent/CA2496909A1/en
Application granted granted Critical
Publication of CA2496909C publication Critical patent/CA2496909C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/02—Stopping, starting, unloading or idling control
    • F04B49/022—Stopping, starting, unloading or idling control by means of pressure
    • 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
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7876—With external means for opposing bias
    • 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
    • Y10T137/85978—With pump
    • Y10T137/86131—Plural
    • Y10T137/86163—Parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Compressor (AREA)
  • Safety Valves (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Control Of Fluid Pressure (AREA)
CA 2496909 2002-08-30 2003-09-02 Unloading/venting valve having integrated therewith a high-pressure protection valve Expired - Fee Related CA2496909C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/231,771 2002-08-30
US10/231,771 US7270145B2 (en) 2002-08-30 2002-08-30 unloading/venting valve having integrated therewith a high-pressure protection valve
PCT/US2003/027210 WO2004020880A2 (en) 2002-08-30 2003-09-02 Unloading/venting valve having integrated therewith a high-pressure protection valve

Publications (2)

Publication Number Publication Date
CA2496909A1 CA2496909A1 (en) 2004-03-11
CA2496909C true CA2496909C (en) 2008-10-14

Family

ID=31976810

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2496909 Expired - Fee Related CA2496909C (en) 2002-08-30 2003-09-02 Unloading/venting valve having integrated therewith a high-pressure protection valve

Country Status (10)

Country Link
US (1) US7270145B2 (enExample)
EP (1) EP1540217A4 (enExample)
JP (1) JP4271147B2 (enExample)
KR (1) KR100689984B1 (enExample)
CN (1) CN100357646C (enExample)
AU (1) AU2003274944B2 (enExample)
BR (1) BR0306324A (enExample)
CA (1) CA2496909C (enExample)
MX (1) MXPA05002265A (enExample)
WO (1) WO2004020880A2 (enExample)

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US20060118428A1 (en) * 2004-12-03 2006-06-08 Baltrucki Justin D System for generating hydrogen and method thereof
US8075668B2 (en) 2005-03-29 2011-12-13 Dresser-Rand Company Drainage system for compressor separators
EP2013479B1 (en) * 2006-03-31 2018-11-21 Dresser-Rand Company Control valve assembly for a compressor unloader
US20070253838A1 (en) * 2006-04-28 2007-11-01 Daniel Leiss Air compressor unloader system
WO2008036221A2 (en) 2006-09-19 2008-03-27 Dresser-Rand Company Rotary separator drum seal
US8302779B2 (en) 2006-09-21 2012-11-06 Dresser-Rand Company Separator drum and compressor impeller assembly
CA2663751C (en) 2006-09-25 2015-01-27 William C. Maier Access cover for pressurized connector spool
CA2661925C (en) 2006-09-25 2015-04-28 Gocha Chochua Fluid deflector for fluid separator devices
CA2662780C (en) 2006-09-25 2015-02-03 William C. Maier Axially moveable spool connector
MX2009003176A (es) 2006-09-25 2009-04-03 Dresser Rand Co Sistema de proteccion de acoplamiento.
EP2066983B1 (en) 2006-09-25 2013-12-11 Dresser-Rand Company Compressor mounting system
BRPI0717253B1 (pt) 2006-09-26 2018-05-08 Dresser Rand Co separador de fluido
DE102007039476A1 (de) * 2007-08-21 2009-02-26 Wabco Gmbh Kolbenverdichter
US8740098B2 (en) * 2007-10-16 2014-06-03 Nitroworks Corporation Water conserving devices and processes
US8245946B2 (en) * 2007-10-16 2012-08-21 Nitroworks Corporation Method and apparatus for conserving water
WO2009111616A2 (en) 2008-03-05 2009-09-11 Dresser-Rand Company Compressor assembly including separator and ejector pump
US8062400B2 (en) 2008-06-25 2011-11-22 Dresser-Rand Company Dual body drum for rotary separators
US7922218B2 (en) 2008-06-25 2011-04-12 Dresser-Rand Company Shear ring casing coupler device
US8079805B2 (en) 2008-06-25 2011-12-20 Dresser-Rand Company Rotary separator and shaft coupler for compressors
US8210804B2 (en) 2009-03-20 2012-07-03 Dresser-Rand Company Slidable cover for casing access port
US8087901B2 (en) 2009-03-20 2012-01-03 Dresser-Rand Company Fluid channeling device for back-to-back compressors
US8061972B2 (en) 2009-03-24 2011-11-22 Dresser-Rand Company High pressure casing access cover
EP2478229B1 (en) 2009-09-15 2020-02-26 Dresser-Rand Company Improved density-based compact separator
WO2011100158A2 (en) 2010-02-10 2011-08-18 Dresser-Rand Company Separator fluid collector and method
DE102010022179A1 (de) * 2010-05-21 2011-11-24 Prebena Wilfried Bornemann Gmbh & Co. Kg Druckmindervorrichtung sowie Druckluftverteiler mit einer Druckmindervorrichtung
US8673159B2 (en) 2010-07-15 2014-03-18 Dresser-Rand Company Enhanced in-line rotary separator
WO2012009159A2 (en) 2010-07-15 2012-01-19 Dresser-Rand Company Radial vane pack for rotary separators
WO2012012018A2 (en) 2010-07-20 2012-01-26 Dresser-Rand Company Combination of expansion and cooling to enhance separation
WO2012012143A2 (en) 2010-07-21 2012-01-26 Dresser-Rand Company Multiple modular in-line rotary separator bundle
US8596292B2 (en) 2010-09-09 2013-12-03 Dresser-Rand Company Flush-enabled controlled flow drain
US8994237B2 (en) 2010-12-30 2015-03-31 Dresser-Rand Company Method for on-line detection of liquid and potential for the occurrence of resistance to ground faults in active magnetic bearing systems
US9024493B2 (en) 2010-12-30 2015-05-05 Dresser-Rand Company Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems
WO2012138545A2 (en) 2011-04-08 2012-10-11 Dresser-Rand Company Circulating dielectric oil cooling system for canned bearings and canned electronics
WO2012166236A1 (en) 2011-05-27 2012-12-06 Dresser-Rand Company Segmented coast-down bearing for magnetic bearing systems
US8851756B2 (en) 2011-06-29 2014-10-07 Dresser-Rand Company Whirl inhibiting coast-down bearing for magnetic bearing systems
US9651040B2 (en) 2014-04-28 2017-05-16 Bendix Commercial Vehicle Systems Llc Unloader valve apparatus for an air compressor
EP3477110B1 (en) * 2017-10-25 2020-02-19 WABCO Europe BVBA Governor device for controlling a compressor
CN108050038A (zh) * 2018-01-10 2018-05-18 浙江万安其弗汽车零部件有限公司 一种风冷式电动空气压缩机
EP3718844B1 (en) * 2019-04-05 2023-02-08 KNORR-BREMSE Systeme für Nutzfahrzeuge GmbH Piston assembly for an unloader valve of an air compressor
DE102019119944A1 (de) * 2019-07-24 2021-01-28 Voith Patent Gmbh Ventilvorrichtung für einen Hubkolbenverdichter
KR102441789B1 (ko) * 2021-11-22 2022-09-14 주식회사 세명테크 상용차의 압축 공기 처리 장치용 언로딩 밸브 장치

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US2700397A (en) * 1949-08-24 1955-01-25 Borg Warner Unloading valve
US3343217A (en) * 1964-07-08 1967-09-26 Daco Rubber Inc Press molding apparatus
US3512549A (en) * 1968-10-15 1970-05-19 Charles W Wiegand Pilot operated relief valve
US3578883A (en) 1969-05-14 1971-05-18 Copeland Refrigeration Corp Unloader for multicylinder refrigeration compressors
US3636969A (en) * 1970-02-17 1972-01-25 Greer Hydraulics Inc Relief and unloading valve
US3785398A (en) * 1972-08-09 1974-01-15 Sperry Rand Corp Power transmission
US3811792A (en) * 1973-06-01 1974-05-21 Corken Pump Co Automatic pressure control system for pumps
US3862782A (en) 1973-07-27 1975-01-28 Berg Manufacturing Co Spring brake chamber control valve
US3866623A (en) 1973-12-10 1975-02-18 Berg Manufacturing Co Tractor protection valve
US4407548A (en) 1980-05-23 1983-10-04 Graham John M Air service brake exhaust control system
DE3701572A1 (de) * 1987-01-21 1988-08-04 Danfoss As Druckbegrenzungsventil
US4907842A (en) 1988-10-27 1990-03-13 International Transquip Industries Vehicle air brake system and valves for it
CN2086348U (zh) * 1991-03-08 1991-10-09 阜宁县阀门厂 高压截止阀
US5615929A (en) 1993-11-17 1997-04-01 Grau Limited Brake system for a vehicle train
DE19846815B4 (de) * 1997-10-16 2014-08-07 Ixetic Bad Homburg Gmbh Ventilanordnung und Pumpe für ein Getriebe
FR2785401B1 (fr) * 1998-07-07 2005-08-05 Luk Getriebe Systeme Gmbh Distributeur regulateur de flux volumique

Also Published As

Publication number Publication date
WO2004020880A3 (en) 2004-07-08
CN1688837A (zh) 2005-10-26
CN100357646C (zh) 2007-12-26
KR20050040930A (ko) 2005-05-03
EP1540217A2 (en) 2005-06-15
US7270145B2 (en) 2007-09-18
HK1084718A1 (zh) 2006-08-04
US20040040601A1 (en) 2004-03-04
JP2005537548A (ja) 2005-12-08
EP1540217A4 (en) 2009-10-28
MXPA05002265A (es) 2005-06-08
CA2496909A1 (en) 2004-03-11
WO2004020880A2 (en) 2004-03-11
KR100689984B1 (ko) 2007-03-08
JP4271147B2 (ja) 2009-06-03
AU2003274944A1 (en) 2004-03-19
AU2003274944B2 (en) 2007-06-14
BR0306324A (pt) 2004-10-19

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