FR2136664A5 - - Google Patents

Info

Publication number
FR2136664A5
FR2136664A5 FR7214542A FR7214542A FR2136664A5 FR 2136664 A5 FR2136664 A5 FR 2136664A5 FR 7214542 A FR7214542 A FR 7214542A FR 7214542 A FR7214542 A FR 7214542A FR 2136664 A5 FR2136664 A5 FR 2136664A5
Authority
FR
France
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
FR7214542A
Other languages
French (fr)
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.)
Leybold Heraeus Verwaltung GmbH
Original Assignee
Leybold Heraeus Verwaltung GmbH
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 Leybold Heraeus Verwaltung GmbH filed Critical Leybold Heraeus Verwaltung GmbH
Application granted granted Critical
Publication of FR2136664A5 publication Critical patent/FR2136664A5/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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/06—Lubrication
    • F04D29/063—Lubrication specially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/14—Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042—Turbomolecular vacuum pumps
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6677—Details of supply of the liquid to the bearing, e.g. passages or nozzles from radial inside, e.g. via a passage through the shaft and/or inner ring
    • 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
    • F16N—LUBRICATING
    • F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
    • F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
    • F16N7/366—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication with feed by pumping action of a vertical shaft of the machine
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • F16C2360/45—Turbo-molecular pumps
    • 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
    • F16N—LUBRICATING
    • F16N17/00—Lubrication of machines or apparatus working under extreme conditions
    • F16N17/06—Lubrication of machines or apparatus working under extreme conditions in vacuum or under reduced 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
    • F16N—LUBRICATING
    • F16N31/00—Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus
    • F16N2031/008—Drain plugs
    • 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
    • F16N—LUBRICATING
    • F16N2270/00—Controlling
    • F16N2270/10—Level
    • F16N2270/14—Level using float device
    • 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
    • F16N—LUBRICATING
    • F16N2270/00—Controlling
    • F16N2270/20—Amount of lubricant
    • F16N2270/22—Amount of lubricant with restrictions
    • 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
    • F16N—LUBRICATING
    • F16N2270/00—Controlling
    • F16N2270/20—Amount of lubricant
    • F16N2270/22—Amount of lubricant with restrictions
    • F16N2270/24—Amount of lubricant with restrictions using porous, felt, ceramic, or sintered material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7214542A 1971-04-23 1972-04-21 Expired FR2136664A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712119857 DE2119857A1 (de) 1971-04-23 1971-04-23 Einrichtung zur Ölversorgung von Lagerstellen

Publications (1)

Publication Number Publication Date
FR2136664A5 true FR2136664A5 (it) 1972-12-22

Family

ID=5805664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7214542A Expired FR2136664A5 (it) 1971-04-23 1972-04-21

Country Status (4)

Country Link
DE (1) DE2119857A1 (it)
FR (1) FR2136664A5 (it)
IT (1) IT950092B (it)
NL (1) NL7203743A (it)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0355616A2 (de) * 1988-08-13 1990-02-28 Leybold Aktiengesellschaft Welle mit zentralem Kanal
EP1267081A2 (en) * 2001-06-13 2002-12-18 The BOC Group plc Lubricating systems for regenerative vacuum pumps
EP1267082A2 (en) * 2001-06-13 2002-12-18 The BOC Group plc Lubricating system for regenerative vacuum pumps
CN114026334A (zh) * 2019-05-03 2022-02-08 爱德华兹有限公司 润滑剂供应系统和真空泵
WO2023156765A1 (en) * 2022-02-16 2023-08-24 Edwards Limited A pump, a bearing assembly for a pump and a method of assembling the bearing assembly
GB2616889A (en) * 2022-03-24 2023-09-27 Edwards Ltd Centrifugal oil pump device for a vacuum pump

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2309665C3 (de) * 1973-02-27 1981-07-09 Leybold-Heraeus GmbH, 5000 Köln Turbomolekular-Vakuumpumpe
EP0315761B1 (de) * 1987-11-12 1991-10-16 Leybold Aktiengesellschaft Ölversorgungseinrichtung
DE3926577A1 (de) * 1989-08-11 1991-02-14 Leybold Ag Vakuumpumpe mit einem rotor und mit unter vakuum betriebenen rotorlagerungen
DE29522203U1 (de) * 1995-01-28 2000-09-28 Leybold Vakuum Gmbh Schmiervorrichtung für ein Lager einer vertikalen Welle
DE29516599U1 (de) * 1995-10-20 1995-12-07 Leybold AG, 50968 Köln Reibungsvakuumpumpe mit Zwischeneinlaß
DE102006016405B4 (de) * 2006-04-07 2024-08-01 Pfeiffer Vacuum Gmbh Vakuumpumpe mit Antriebsgerät
WO2012053270A1 (ja) * 2010-10-19 2012-04-26 エドワーズ株式会社 真空ポンプ
GB201307196D0 (en) * 2013-04-22 2013-05-29 Edwards Ltd Vacuum pump

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0355616A2 (de) * 1988-08-13 1990-02-28 Leybold Aktiengesellschaft Welle mit zentralem Kanal
EP0355616A3 (de) * 1988-08-13 1990-05-09 Leybold Aktiengesellschaft Welle mit zentralem Kanal
EP1267081A2 (en) * 2001-06-13 2002-12-18 The BOC Group plc Lubricating systems for regenerative vacuum pumps
EP1267082A2 (en) * 2001-06-13 2002-12-18 The BOC Group plc Lubricating system for regenerative vacuum pumps
EP1267082A3 (en) * 2001-06-13 2003-10-15 The BOC Group plc Lubricating system for regenerative vacuum pumps
EP1267081A3 (en) * 2001-06-13 2003-10-15 The BOC Group plc Lubricating systems for regenerative vacuum pumps
US6863493B2 (en) 2001-06-13 2005-03-08 The Boc Group Plc Lubricating systems for regenerative vacuum pumps
CN114026334A (zh) * 2019-05-03 2022-02-08 爱德华兹有限公司 润滑剂供应系统和真空泵
WO2023156765A1 (en) * 2022-02-16 2023-08-24 Edwards Limited A pump, a bearing assembly for a pump and a method of assembling the bearing assembly
GB2616889A (en) * 2022-03-24 2023-09-27 Edwards Ltd Centrifugal oil pump device for a vacuum pump
GB2616889B (en) * 2022-03-24 2024-09-25 Edwards Ltd Centrifugal oil pump device for a vacuum pump

Also Published As

Publication number Publication date
DE2119857A1 (de) 1972-11-02
NL7203743A (it) 1972-10-25
IT950092B (it) 1973-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse