FR1290239A - Vacuum pump - Google Patents
Vacuum pumpInfo
- 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
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)
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)
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 |
-
1961
- 1961-02-28 FR FR854061A patent/FR1290239A/en not_active Expired
Cited By (21)
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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