CA2012693A1 - Soupape d'admission pour compresseur a vide - Google Patents

Soupape d'admission pour compresseur a vide

Info

Publication number
CA2012693A1
CA2012693A1 CA2012693A CA2012693A CA2012693A1 CA 2012693 A1 CA2012693 A1 CA 2012693A1 CA 2012693 A CA2012693 A CA 2012693A CA 2012693 A CA2012693 A CA 2012693A CA 2012693 A1 CA2012693 A1 CA 2012693A1
Authority
CA
Canada
Prior art keywords
vacuum
valve assembly
pump
valve
intake valve
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.)
Granted
Application number
CA2012693A
Other languages
English (en)
Other versions
CA2012693C (fr
Inventor
Lawrence G. Noll
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.)
Leroi International Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of CA2012693A1 publication Critical patent/CA2012693A1/fr
Application granted granted Critical
Publication of CA2012693C publication Critical patent/CA2012693C/fr
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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F04B49/22—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 by means of valves
    • F04B49/225—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 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S137/00—Fluid handling
    • Y10S137/907—Vacuum-actuated 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7769—Single acting fluid servo
    • Y10T137/777—Spring biased
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
CA002012693A 1989-04-03 1990-03-21 Soupape d'admission pour compresseur a vide Expired - Fee Related CA2012693C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US332,804 1989-04-03
US07/332,804 US4968221A (en) 1989-04-03 1989-04-03 Intake valve for vacuum compressor

Publications (2)

Publication Number Publication Date
CA2012693A1 true CA2012693A1 (fr) 1990-10-03
CA2012693C CA2012693C (fr) 1994-10-11

Family

ID=23299927

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002012693A Expired - Fee Related CA2012693C (fr) 1989-04-03 1990-03-21 Soupape d'admission pour compresseur a vide

Country Status (3)

Country Link
US (1) US4968221A (fr)
EP (1) EP0391064A1 (fr)
CA (1) CA2012693C (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0587076A (ja) * 1991-09-27 1993-04-06 Ebara Corp スクリユー式真空ポンプ
AT402542B (de) * 1992-06-02 1997-06-25 Hoerbiger Ventilwerke Ag Ansaugregelventil
US5388967A (en) * 1993-03-10 1995-02-14 Sullair Corporation Compressor start control and air inlet valve therefor
CN1042665C (zh) * 1993-10-30 1999-03-24 霍尔格阀门工厂股份公司 吸流调节阀
US5456582A (en) * 1993-12-23 1995-10-10 Sullair Corporation Compressor inlet valve with improved response time
US6047557A (en) 1995-06-07 2000-04-11 Copeland Corporation Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
US5540558A (en) * 1995-08-07 1996-07-30 Ingersoll-Rand Company Apparatus and method for electronically controlling inlet flow and preventing backflow in a compressor
US6206652B1 (en) 1998-08-25 2001-03-27 Copeland Corporation Compressor capacity modulation
US6431210B1 (en) * 2001-03-27 2002-08-13 Ingersoll-Rand Company Inlet unloader valve
DE10150015A1 (de) * 2001-10-11 2003-04-17 Leybold Vakuum Gmbh Mehrkammeranlage zur Behandlung von Gegenständen unter Vakuum, Verfahren zur Evakuierung dieser Anlage und Evakuierungssystem dafür
EP1616098A4 (fr) * 2003-04-22 2011-04-27 Conrader R Co Compresseur d'air a mecanisme de regulation d'entree d'air et mecanisme de regulation d'entree automatique
US7568503B2 (en) 2005-08-10 2009-08-04 Cameron International Corporation Compressor throttling valve assembly
NL1030757C2 (nl) * 2005-12-23 2007-06-26 Maasland Nv Ventiel voorzien van een doorgang voor het doorvoeren van een medium.
US8157538B2 (en) * 2007-07-23 2012-04-17 Emerson Climate Technologies, Inc. Capacity modulation system for compressor and method
CA2749562C (fr) * 2009-01-27 2014-06-10 Emerson Climate Technologies, Inc. Systeme bipasse de demarrage et procede pour un compresseur
CA2786559C (fr) * 2010-01-15 2017-05-02 Ingersoll-Rand Company Bague d'etancheite formee pour element de separation liquide-gaz
CN102725532B (zh) * 2010-01-29 2015-09-23 Ulvac机工株式会社 泵
US9441453B2 (en) * 2010-08-04 2016-09-13 Safoco, Inc. Safety valve control system and method of use
US9915373B2 (en) * 2011-07-08 2018-03-13 Fmc Technologies, Inc. Electronically controlled pressure relief valve
US9109717B2 (en) * 2011-07-08 2015-08-18 Fmc Technologies, Inc. Electronically controlled pressure relief valve
BE1023111B1 (nl) * 2015-01-15 2016-11-23 Atlas Copco Airpower Naamloze Vennootschap Inlaatklep en vacuümpomp voorzien van een dergelijke inlaatklep.
CN107208642B (zh) * 2015-01-15 2019-12-31 阿特拉斯·科普柯空气动力股份有限公司 入口阀和具有这种入口阀的真空泵
CN105889051B (zh) 2015-02-16 2019-11-15 创科（澳门离岸商业服务）有限公司 用于空气压缩机的进气口控制
US20180058453A1 (en) * 2016-08-30 2018-03-01 Agilent Technologies, Inc. Hermetic vacuum pump isolation valve
US10450815B2 (en) 2016-11-21 2019-10-22 Cameron International Corporation Flow restrictor system
US11204022B2 (en) 2018-08-14 2021-12-21 Milwaukee Electric Tool Corporation Air compressor
CN113175431A (zh) * 2021-04-19 2021-07-27 南通贝科真空机械有限公司 一种气阀可调节的螺杆真空泵

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556623A (en) * 1946-03-26 1951-06-12 Lipkau Maximiliano Alvarez Means for automatically opening and closing a compressor intake
US2938538A (en) * 1956-08-16 1960-05-31 Thompson Ramo Wooldridge Inc Flow regulating valve
US2961147A (en) * 1958-04-07 1960-11-22 Westinghouse Air Brake Co Control system for fluid compressors
US3085589A (en) * 1960-06-06 1963-04-16 Asa D Sands Safety valve
GB970900A (en) * 1962-09-04 1964-09-23 Alan Sydney Darling Improvements in and relating to rotary vacuum pumps
US3602610A (en) * 1970-02-19 1971-08-31 Worthington Corp Control system for rotary compressors
US3788776A (en) * 1972-08-10 1974-01-29 Gardner Denver Co Compressor unloading control
US4193742A (en) * 1974-10-31 1980-03-18 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh Vacuum pump assembly with built-in shutoff valve
US4108134A (en) * 1976-06-25 1978-08-22 Malec Jerry P Modulator valve
US4070001A (en) * 1976-07-06 1978-01-24 Musgrove Ronald R Vacuum safety valve
US4366834A (en) * 1980-10-10 1983-01-04 Sargent-Welch Scientific Company Back-flow prevention valve
DE3150033A1 (de) * 1981-12-17 1983-07-14 Leybold-Heraeus GmbH, 5000 Köln Vakuumpumpe mit einem saugstutzen-ventil und betriebsverfahren dafuer
FR2534324B1 (fr) * 1982-10-08 1986-03-28 Barmag Barmer Maschf Pompe a vide
US4621544A (en) * 1984-06-28 1986-11-11 Tran-Saver, Inc. Adjustable fully automatic vacuum modulator control for automatic transmission having a vacuum modulator

Also Published As

Publication number Publication date
US4968221A (en) 1990-11-06
CA2012693C (fr) 1994-10-11
EP0391064A1 (fr) 1990-10-10

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Legal Events

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EEER Examination request
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