ATE357617T1 - Rückschlagventil - Google Patents

Rückschlagventil

Info

Publication number
ATE357617T1
ATE357617T1 AT03764408T AT03764408T ATE357617T1 AT E357617 T1 ATE357617 T1 AT E357617T1 AT 03764408 T AT03764408 T AT 03764408T AT 03764408 T AT03764408 T AT 03764408T AT E357617 T1 ATE357617 T1 AT E357617T1
Authority
AT
Austria
Prior art keywords
piston
check valve
outlet end
location
hole
Prior art date
Application number
AT03764408T
Other languages
English (en)
Inventor
James P Cornwell
Original Assignee
Conrader R Co
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 Conrader R Co filed Critical Conrader R Co
Application granted granted Critical
Publication of ATE357617T1 publication Critical patent/ATE357617T1/de

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
    • F16K21/00—Fluid-delivery valves, e.g. self-closing valves
    • F16K21/02—Fluid-delivery valves, e.g. self-closing valves providing a continuous small flow
    • 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
    • F04B49/03—Stopping, starting, unloading or idling control by means of valves
    • F04B49/035—Bypassing
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/1223—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being acted upon by the circulating fluid
    • 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
    • Y10T137/2612—Common sensor for both bypass or relief valve and other branch valve
    • Y10T137/2615—Bypass or relief valve opens as other branch valve closes
    • 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
    • Y10T137/2617—Bypass or relief valve biased open
    • 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
    • Y10T137/2637—Mechanical movement between sensor and valve
    • 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]
    • Y10T137/785—With retarder or dashpot
    • Y10T137/7852—End of valve moves inside dashpot chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compressor (AREA)
  • Check Valves (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Safety Valves (AREA)
AT03764408T 2002-07-12 2003-07-10 Rückschlagventil ATE357617T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/194,528 US6698446B2 (en) 2002-07-12 2002-07-12 Check valve

Publications (1)

Publication Number Publication Date
ATE357617T1 true ATE357617T1 (de) 2007-04-15

Family

ID=30114768

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03764408T ATE357617T1 (de) 2002-07-12 2003-07-10 Rückschlagventil

Country Status (7)

Country Link
US (1) US6698446B2 (de)
EP (1) EP1554514B1 (de)
AT (1) ATE357617T1 (de)
AU (1) AU2003251819A1 (de)
CA (1) CA2492697A1 (de)
DE (1) DE60312720T2 (de)
WO (1) WO2004008011A1 (de)

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US8302779B2 (en) 2006-09-21 2012-11-06 Dresser-Rand Company Separator drum and compressor impeller assembly
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US8061737B2 (en) 2006-09-25 2011-11-22 Dresser-Rand Company Coupling guard system
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WO2008148035A2 (en) * 2007-05-23 2008-12-04 Brown Albert W Mechanical function control of continuously variable transmission hydraulic system
BRPI0908051A2 (pt) 2008-03-05 2015-08-11 Dresser Rand Co Conjunto compressor que inclui separador e bomba ejetora
US8225811B1 (en) 2008-04-03 2012-07-24 Max Lieber Apparatus for the removal of moisture from a compressed air tank
US8079805B2 (en) 2008-06-25 2011-12-20 Dresser-Rand Company Rotary separator and shaft coupler for compressors
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
US8087901B2 (en) 2009-03-20 2012-01-03 Dresser-Rand Company Fluid channeling device for back-to-back compressors
US8210804B2 (en) 2009-03-20 2012-07-03 Dresser-Rand Company Slidable cover for casing access port
US8061972B2 (en) 2009-03-24 2011-11-22 Dresser-Rand Company High pressure casing access cover
EP2478229B1 (de) 2009-09-15 2020-02-26 Dresser-Rand Company Kompakte trennvorrichtung auf basis erhöhter dichte
BR112012020085B1 (pt) 2010-02-10 2020-12-01 Dresser-Rand Company aparelho de coleta para um separador e método de separação
US8663483B2 (en) 2010-07-15 2014-03-04 Dresser-Rand Company Radial vane pack for rotary separators
WO2012009158A2 (en) 2010-07-15 2012-01-19 Dresser-Rand Company Enhanced in-line rotary separator
WO2012012018A2 (en) 2010-07-20 2012-01-26 Dresser-Rand Company Combination of expansion and cooling to enhance separation
US8821362B2 (en) 2010-07-21 2014-09-02 Dresser-Rand Company Multiple modular in-line rotary separator bundle
WO2012033632A1 (en) 2010-09-09 2012-03-15 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
WO2013109235A2 (en) 2010-12-30 2013-07-25 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
EP2715167B1 (de) 2011-05-27 2017-08-30 Dresser-Rand Company Segmentiertes auslauflager für magnetlagersysteme
US8851756B2 (en) 2011-06-29 2014-10-07 Dresser-Rand Company Whirl inhibiting coast-down bearing for magnetic bearing systems
US20130048302A1 (en) * 2011-08-22 2013-02-28 Schlumberger Technology Corporation Surface controlled subsurface safety valve
CN102506224B (zh) * 2011-10-10 2013-12-25 江苏柳工机械有限公司 滑移装载机卸荷阀操纵机构
DE102012208986A1 (de) * 2012-05-29 2013-12-05 Hilti Aktiengesellschaft Meißelnde Werkzeugmaschine
CN102996558A (zh) * 2012-12-27 2013-03-27 中国航空工业集团公司金城南京机电液压工程研究中心 一种新型液压阀
US9951761B2 (en) 2014-01-16 2018-04-24 Ingersoll-Rand Company Aerodynamic pressure pulsation dampener
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US11945087B2 (en) 2019-03-29 2024-04-02 Tien-I Industrial Co., Ltd. Impact tool head
US11725532B1 (en) * 2022-05-30 2023-08-15 Pratt & Whitney Canada Corp. Switching valve
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Also Published As

Publication number Publication date
WO2004008011A8 (en) 2004-03-18
AU2003251819A1 (en) 2004-02-02
HK1078119A1 (en) 2006-03-03
DE60312720T2 (de) 2007-12-06
CA2492697A1 (en) 2004-01-22
DE60312720D1 (de) 2007-05-03
EP1554514A1 (de) 2005-07-20
EP1554514B1 (de) 2007-03-21
WO2004008011A1 (en) 2004-01-22
EP1554514A4 (de) 2005-11-09
US20040007261A1 (en) 2004-01-15
US6698446B2 (en) 2004-03-02

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties