FR1451968A - Perfectionnements aux systèmes de pompage à vide poussé - Google Patents

Perfectionnements aux systèmes de pompage à vide poussé

Info

Publication number
FR1451968A
FR1451968A FR967619A FR967619A FR1451968A FR 1451968 A FR1451968 A FR 1451968A FR 967619 A FR967619 A FR 967619A FR 967619 A FR967619 A FR 967619A FR 1451968 A FR1451968 A FR 1451968A
Authority
FR
France
Prior art keywords
high vacuum
vacuum pumping
pumping systems
systems
vacuum
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
Application number
FR967619A
Other languages
English (en)
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.)
Nash Engineering Co
Original Assignee
Nash Engineering 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 Nash Engineering Co filed Critical Nash Engineering Co
Priority to FR967619A priority Critical patent/FR1451968A/fr
Application granted granted Critical
Publication of FR1451968A publication Critical patent/FR1451968A/fr
Expired 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
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/54—Installations characterised by use of jet pumps, e.g. combinations of two or more jet pumps of different type
    • 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
    • F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
    • F04C19/004—Details concerning the operating liquid, e.g. nature, separation, cooling, cleaning, control of the supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • F04F5/20—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating
    • F04F5/22—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating of multi-stage type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46—Arrangements of nozzles
    • F04F5/465—Arrangements of nozzles with supersonic flow
    • 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
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Jet Pumps And Other Pumps (AREA)
FR967619A 1963-03-18 1964-03-16 Perfectionnements aux systèmes de pompage à vide poussé Expired FR1451968A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR967619A FR1451968A (fr) 1963-03-18 1964-03-16 Perfectionnements aux systèmes de pompage à vide poussé

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US265944A US3239131A (en) 1963-03-18 1963-03-18 High vacuum ejector pump with automatic cut-in valve
FR967619A FR1451968A (fr) 1963-03-18 1964-03-16 Perfectionnements aux systèmes de pompage à vide poussé

Publications (1)

Publication Number Publication Date
FR1451968A true FR1451968A (fr) 1966-02-25

Family

ID=23012526

Family Applications (2)

Application Number Title Priority Date Filing Date
FR967619A Expired FR1451968A (fr) 1963-03-18 1964-03-16 Perfectionnements aux systèmes de pompage à vide poussé
FR42987A Expired FR89266E (fr) 1963-03-18 1965-12-20 Perfectionnements aux systèmes de pompage à vide poussé

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR42987A Expired FR89266E (fr) 1963-03-18 1965-12-20 Perfectionnements aux systèmes de pompage à vide poussé

Country Status (2)

Country Link
US (1) US3239131A (fr)
FR (2) FR1451968A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058610A1 (fr) * 1981-02-13 1982-08-25 Pierre Robert Laguilharre Procédé et installation pour la réalisation d'un vide profond mettant en oeuvre une pompe à anneau liquide simple étage

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1068769A (en) * 1965-04-20 1967-05-17 Stal Laval Turbin Ab Device for starting gas turbine engines by means of compressed air
US3315879A (en) * 1966-04-22 1967-04-25 Irving C Jennings Evacuation system
US3481529A (en) * 1966-05-12 1969-12-02 Siemens Ag Method and apparatus for pumping with a liquid-ring in series with a jet ejector
FR1600217A (fr) * 1968-03-15 1970-07-20
FR2952683B1 (fr) * 2009-11-18 2011-11-04 Alcatel Lucent Procede et dispositif de pompage a consommation d'energie reduite
KR101424959B1 (ko) * 2014-04-08 2014-08-01 한국뉴매틱(주) 진공펌프
JP6773673B2 (ja) * 2015-03-09 2020-10-21 デイコ アイピー ホールディングス, エルエルシーDayco Ip Holdings, Llc ベンチュリ効果を使用して真空を生成する装置
CN107427386B (zh) * 2015-04-13 2020-06-12 戴科知识产权控股有限责任公司 用于使用文丘里效应产生真空的装置
EP3325817B1 (fr) 2015-07-17 2021-03-03 Dayco IP Holdings, LLC Dispositifs pour produire un vide à l'aide de l'effet venturi ayant une pluralité de sous-voies de passage et de sorties motrices dans la section motrice
US10190455B2 (en) 2015-10-28 2019-01-29 Dayco Ip Holdings, Llc Venturi devices resistant to ice formation for producing vacuum from crankcase gases
DE102016206616A1 (de) * 2016-04-19 2017-10-19 Elringklinger Ag Ejektorvorrichtung und Kombination aus einer Zylinderkopfhaube und einer Ejektorvorrichtung
US11549523B2 (en) 2021-04-27 2023-01-10 Blacoh Fluid Controls, Inc. Automatic fluid pump inlet stabilizers and vacuum regulators

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US312644A (en) * 1885-02-24 Vacuum pump
BE526476A (fr) *
US299267A (en) * 1884-05-27 Tionaleb vacuum-eismaschinen-veeein
US1267897A (en) * 1915-04-03 1918-05-28 Gen Electric Air-pump.
US1415406A (en) * 1917-06-01 1922-05-09 British Westinghouse Electric Elastic-fluid-operated ejector
US2282889A (en) * 1941-03-20 1942-05-12 Gen Electric Flow control device
US2492075A (en) * 1945-10-30 1949-12-20 Kinney Mfg Company Vacuum pump
US2754841A (en) * 1951-10-23 1956-07-17 Phillips Petroleum Co Relief valve
US2871877A (en) * 1953-12-16 1959-02-03 Beaton & Cadwell Mfg Co Pressure relief valve
US3064878A (en) * 1958-01-03 1962-11-20 Nash Engineering Co Method and apparatus for high performance evacuation system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058610A1 (fr) * 1981-02-13 1982-08-25 Pierre Robert Laguilharre Procédé et installation pour la réalisation d'un vide profond mettant en oeuvre une pompe à anneau liquide simple étage

Also Published As

Publication number Publication date
FR89266E (fr) 1967-06-02
US3239131A (en) 1966-03-08

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