FR2665734B1 - - Google Patents
Info
- Publication number
- FR2665734B1 FR2665734B1 FR9110242A FR9110242A FR2665734B1 FR 2665734 B1 FR2665734 B1 FR 2665734B1 FR 9110242 A FR9110242 A FR 9110242A FR 9110242 A FR9110242 A FR 9110242A FR 2665734 B1 FR2665734 B1 FR 2665734B1
- 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 - Lifetime
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
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
-
- 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
-
- 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
- Y10S418/00—Rotary expansible chamber devices
- Y10S418/01—Non-working fluid separation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/566,737 US5028220A (en) | 1990-08-13 | 1990-08-13 | Cooling and lubrication system for a vacuum pump |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2665734A1 FR2665734A1 (fr) | 1992-02-14 |
FR2665734B1 true FR2665734B1 (US07655688-20100202-C00086.png) | 1994-11-25 |
Family
ID=24264154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9110242A Granted FR2665734A1 (fr) | 1990-08-13 | 1991-08-12 | Systeme et procede de commande de circuit de pompe a vide. |
Country Status (2)
Country | Link |
---|---|
US (1) | US5028220A (US07655688-20100202-C00086.png) |
FR (1) | FR2665734A1 (US07655688-20100202-C00086.png) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2530765B2 (ja) * | 1990-08-31 | 1996-09-04 | 株式会社神戸製鋼所 | 油冷式圧縮機の運転方法 |
BE1010376A3 (nl) * | 1996-06-19 | 1998-07-07 | Atlas Copco Airpower Nv | Rotatieve kompressor. |
US6371742B1 (en) * | 1997-12-30 | 2002-04-16 | Ateliers Busch S.A. | Cooling device |
US6149408A (en) * | 1999-02-05 | 2000-11-21 | Compressor Systems, Inc. | Coalescing device and method for removing particles from a rotary gas compressor |
IT1313545B1 (it) * | 1999-09-23 | 2002-07-24 | Nuovo Pignone Spa | Gruppo di pompaggio a vite per il trattamento di fluidi in piu' fasi |
JP3941452B2 (ja) * | 2001-10-17 | 2007-07-04 | 株式会社豊田自動織機 | 真空ポンプにおける運転停止制御方法及び運転停止制御装置 |
EP1451471A2 (en) * | 2001-12-04 | 2004-09-01 | KAG Holding A/S | Screw pump for transporting emulsions susceptible to mechanical handling |
US7165949B2 (en) * | 2004-06-03 | 2007-01-23 | Hamilton Sundstrand Corporation | Cavitation noise reduction system for a rotary screw vacuum pump |
GB0506096D0 (en) * | 2005-03-24 | 2005-05-04 | Aesseal Plc | Automatic and timed flushing of liquid in a system supporting a mechanical seal |
JP5103246B2 (ja) * | 2008-01-24 | 2012-12-19 | 株式会社神戸製鋼所 | スクリュ圧縮機 |
US9482230B2 (en) * | 2012-10-17 | 2016-11-01 | Johnson Controls Technology Company | Screw compressor |
JP6172004B2 (ja) * | 2014-03-20 | 2017-08-02 | Jfeスチール株式会社 | オイルバス内駆動式装置およびその運転方法 |
EP3249178A4 (en) * | 2015-02-18 | 2018-03-07 | Mitsubishi Heavy Industries Compressor Corporation | Oil console device and rotating machine lubrication system |
BE1023714B1 (nl) * | 2015-12-11 | 2017-06-26 | Atlas Copco Airpower Naamloze Vennootschap | Werkwijze voor het regelen van de vloeistofinjectie van een compressor- of expanderinrichting, een vloeistofgeïnjecteerde compressor- of expanderinrichting en een vloeistofgeïnjecteerd compressor- of expanderelement |
EP3387258B1 (en) | 2015-12-11 | 2020-02-12 | Atlas Copco Airpower | Method for regulating the liquid injection of a compressor, a liquid-injected compressor and a liquid-injected compressor element |
EP3505764B1 (en) * | 2015-12-11 | 2021-12-22 | ATLAS COPCO AIRPOWER, naamloze vennootschap | Liquid-injected compressor device or expander device and a liquid-injected compressor element or expander element |
BE1023673B1 (nl) * | 2015-12-11 | 2017-06-12 | Atlas Copco Airpower Naamloze Vennootschap | Werkwijze voor het regelen van de vloeistofinjectie van een compressorinrichting, een vloeistofgeïnjecteerde compressorinrichting en een vloeistofgeïnjecteerd compressorelement |
CN105386977B (zh) * | 2015-12-21 | 2017-08-04 | 上海齐耀螺杆机械有限公司 | 喷液无油螺杆压缩机的防高温咬合保护装置及其保护机构 |
TWI787194B (zh) * | 2016-08-17 | 2022-12-21 | 大陸商江森自控空調冷凍設備(無錫)有限公司 | 油流開關及帶有油流開關的製冷系統的潤滑系統 |
CN106949062A (zh) * | 2017-05-03 | 2017-07-14 | 山东宝成制冷设备有限公司 | 一种直冷式块冰机机组的机油储备罐 |
CN108869296B (zh) * | 2018-08-31 | 2019-07-09 | 重庆开山压缩机有限公司 | 喷油螺杆式真空泵 |
FR3133650B1 (fr) * | 2022-03-21 | 2024-03-01 | Pfeiffer Vacuum | Pompe à vide |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2470655A (en) * | 1944-06-12 | 1949-05-17 | Allis Chalmers Mfg Co | Cooling and lubrication of compressors |
US2938664A (en) * | 1955-01-17 | 1960-05-31 | Leybold S Nachfolger Fa E | Pump |
US3073514A (en) * | 1956-11-14 | 1963-01-15 | Svenska Rotor Maskiner Ab | Rotary compressors |
US2937807A (en) * | 1956-12-26 | 1960-05-24 | Heraeus Gmbh W C | High vacuum pumps |
GB950057A (en) * | 1959-04-20 | 1964-02-19 | Svenska Rotor Maskiner Ab | Improvements in or relating to rotary compressors |
US3556697A (en) * | 1969-04-10 | 1971-01-19 | Ingersoll Rand Co | Sealing arrangement for vacuum pump |
DE2123011A1 (de) * | 1971-05-10 | 1972-12-14 | Audi NSU Auto Union AG, 7107 Neckars ulm, Wankel GmbH, 8990 Lindau | Kreiskolben Brennkraftmaschine mit ölgekühltem Kolben |
US3820350A (en) * | 1972-12-14 | 1974-06-28 | Stal Refrigeration Ab | Rotary compressor with oil cooling |
JPS5944514B2 (ja) * | 1974-09-02 | 1984-10-30 | 北越工業 (株) | 液体処理による液冷式回転圧縮機の運転動力軽減方法 |
FR2401338B1 (US07655688-20100202-C00086.png) * | 1977-06-17 | 1980-03-14 | Cit Alcatel | |
JPS5614895A (en) * | 1979-07-18 | 1981-02-13 | Mayekawa Mfg Co Ltd | Moisture removing method for injection oil in oil circulation system in oil injection screw compressor |
DE2948992A1 (de) * | 1979-12-05 | 1981-06-11 | Karl Prof.Dr.-Ing. 3000 Hannover Bammert | Rotorverdichter, insbesondere schraubenrotorverdichter, mit schmiermittelzufuhr zu und schmiermitteldrainage von den lagern |
JPS5714895A (en) * | 1981-02-07 | 1982-01-26 | Nippon Musical Instruments Mfg | Modulation effect device for electronic musical instrument |
JPS57191490A (en) * | 1981-05-22 | 1982-11-25 | Hitachi Ltd | Oil supply controlling apparatus for oil-cooled compressor |
-
1990
- 1990-08-13 US US07/566,737 patent/US5028220A/en not_active Expired - Fee Related
-
1991
- 1991-08-12 FR FR9110242A patent/FR2665734A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2665734A1 (fr) | 1992-02-14 |
US5028220A (en) | 1991-07-02 |