FR1290239A - Vacuum pump - Google Patents

Vacuum pump

Info

Publication number
FR1290239A
FR1290239A FR854061A FR854061A FR1290239A FR 1290239 A FR1290239 A FR 1290239A FR 854061 A FR854061 A FR 854061A FR 854061 A FR854061 A FR 854061A FR 1290239 A FR1290239 A FR 1290239A
Authority
FR
France
Prior art keywords
vacuum pump
vacuum
pump
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
FR854061A
Other languages
French (fr)
Inventor
Jean Ribeton
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.)
Alsacienne de Constructions Mecaniques SA
Original Assignee
Alsacienne de Constructions Mecaniques SA
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 Alsacienne de Constructions Mecaniques SA filed Critical Alsacienne de Constructions Mecaniques SA
Priority to FR854061A priority Critical patent/FR1290239A/en
Application granted granted Critical
Publication of FR1290239A publication Critical patent/FR1290239A/en
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
    • 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
    • F04C29/02—Lubrication; Lubricant separation
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR854061A 1961-02-28 1961-02-28 Vacuum pump Expired FR1290239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR854061A FR1290239A (en) 1961-02-28 1961-02-28 Vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR854061A FR1290239A (en) 1961-02-28 1961-02-28 Vacuum pump

Publications (1)

Publication Number Publication Date
FR1290239A true FR1290239A (en) 1962-04-13

Family

ID=8749773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854061A Expired FR1290239A (en) 1961-02-28 1961-02-28 Vacuum pump

Country Status (1)

Country Link
FR (1) FR1290239A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0290662A1 (en) * 1987-05-15 1988-11-17 Leybold Aktiengesellschaft Positive-displacement two-shaft vacuum pump
EP0290664A1 (en) * 1987-05-15 1988-11-17 Leybold Aktiengesellschaft Two-shaft pump
WO1999019630A1 (en) * 1997-10-10 1999-04-22 Leybold Vakuum Gmbh Cooled screw vacuum pump
WO1999019631A1 (en) * 1997-10-10 1999-04-22 Leybold Vakuum Gmbh Screw vacuum pump provided with rotors
WO2001023762A1 (en) * 1999-09-24 2001-04-05 Leybold Vakuum Gmbh Screw-type pump, especially vacuum screw-type pump, with two pump stages
WO2001048385A1 (en) * 1999-12-27 2001-07-05 Leybold Vakuum Gmbh Screw vacuum pump with a coolant circuit
WO2001048383A1 (en) * 1999-12-27 2001-07-05 Leybold Vakuum Gmbh Cooled screw vacuum pump
WO2001048384A1 (en) * 1999-12-27 2001-07-05 Leybold Vakuum Gmbh Screw vacuum pump
WO2002012726A1 (en) * 2000-08-10 2002-02-14 Leybold Vakuum Gmbh Two-shaft vacuum pump
US7458790B2 (en) * 2005-11-01 2008-12-02 Kabushiki Kaisha Toyota Jidoshokki Vacuum pump with improved oil lubrication
US8764424B2 (en) 2010-05-17 2014-07-01 Tuthill Corporation Screw pump with field refurbishment provisions
EP1784576B2 (en) † 2004-09-02 2016-01-13 Edwards Limited Cooling of pump rotors

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0290664A1 (en) * 1987-05-15 1988-11-17 Leybold Aktiengesellschaft Two-shaft pump
US4940398A (en) * 1987-05-15 1990-07-10 Leybold Aktiengesellschaft Twin-shaft, multiple-stage vacuum pump with the shafts vertically disposed
EP0409287A1 (en) * 1987-05-15 1991-01-23 Leybold Aktiengesellschaft Vacuum pump with displacement space
EP0290662A1 (en) * 1987-05-15 1988-11-17 Leybold Aktiengesellschaft Positive-displacement two-shaft vacuum pump
US6382930B1 (en) 1997-10-10 2002-05-07 Leybold Vakuum Gmbh Screw vacuum pump provided with rotors
WO1999019630A1 (en) * 1997-10-10 1999-04-22 Leybold Vakuum Gmbh Cooled screw vacuum pump
WO1999019631A1 (en) * 1997-10-10 1999-04-22 Leybold Vakuum Gmbh Screw vacuum pump provided with rotors
US6544020B1 (en) 1997-10-10 2003-04-08 Leybold Vakuum Gmbh Cooled screw vacuum pump
WO2001023762A1 (en) * 1999-09-24 2001-04-05 Leybold Vakuum Gmbh Screw-type pump, especially vacuum screw-type pump, with two pump stages
US6758660B2 (en) 1999-12-27 2004-07-06 Leybold Vakuum Gmbh Screw vacuum pump with a coolant circuit
WO2001048384A1 (en) * 1999-12-27 2001-07-05 Leybold Vakuum Gmbh Screw vacuum pump
WO2001048383A1 (en) * 1999-12-27 2001-07-05 Leybold Vakuum Gmbh Cooled screw vacuum pump
JP2003518589A (en) * 1999-12-27 2003-06-10 ライボルト ヴァークウム ゲゼルシャフト ミット ベシュレンクテル ハフツング Screw type vacuum pump with cooling medium circuit
JP2003518588A (en) * 1999-12-27 2003-06-10 ライボルト ヴァークウム ゲゼルシャフト ミット ベシュレンクテル ハフツング Cooling screw type vacuum pump
WO2001048385A1 (en) * 1999-12-27 2001-07-05 Leybold Vakuum Gmbh Screw vacuum pump with a coolant circuit
JP4800542B2 (en) * 1999-12-27 2011-10-26 ライボルト ヴァークウム ゲゼルシャフト ミット ベシュレンクテル ハフツング Cooling screw type vacuum pump
WO2002012726A1 (en) * 2000-08-10 2002-02-14 Leybold Vakuum Gmbh Two-shaft vacuum pump
US6863511B2 (en) 2000-08-10 2005-03-08 Leybold Vakuum Gmbh Two-shaft vacuum pump
EP1784576B2 (en) † 2004-09-02 2016-01-13 Edwards Limited Cooling of pump rotors
US7458790B2 (en) * 2005-11-01 2008-12-02 Kabushiki Kaisha Toyota Jidoshokki Vacuum pump with improved oil lubrication
US8764424B2 (en) 2010-05-17 2014-07-01 Tuthill Corporation Screw pump with field refurbishment provisions

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