IT8709321A0 - Perfezionamento nel circuito di lubrificazione delle pompe rotative per vuoto. - Google Patents

Perfezionamento nel circuito di lubrificazione delle pompe rotative per vuoto.

Info

Publication number
IT8709321A0
IT8709321A0 IT8709321A IT932187A IT8709321A0 IT 8709321 A0 IT8709321 A0 IT 8709321A0 IT 8709321 A IT8709321 A IT 8709321A IT 932187 A IT932187 A IT 932187A IT 8709321 A0 IT8709321 A0 IT 8709321A0
Authority
IT
Italy
Prior art keywords
improvement
vacuum pumps
rotary vacuum
lubrication circuit
lubrication
Prior art date
Application number
IT8709321A
Other languages
English (en)
Other versions
IT1207829B (it
Inventor
Ceccherini Massimo
Dondoli Silvio
Original Assignee
Galileo Spa Off
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11128414&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT8709321(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Galileo Spa Off filed Critical Galileo Spa Off
Priority to IT8709321A priority Critical patent/IT1207829B/it
Publication of IT8709321A0 publication Critical patent/IT8709321A0/it
Priority to US07/151,468 priority patent/US4844702A/en
Priority to DE8888830042T priority patent/DE3866888D1/de
Priority to EP88830042A priority patent/EP0277924B1/en
Application granted granted Critical
Publication of IT1207829B publication Critical patent/IT1207829B/it

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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
IT8709321A 1987-02-04 1987-02-04 Perfezionamento nel circuito di lubrificazione delle pompe rotative per vuoto. IT1207829B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT8709321A IT1207829B (it) 1987-02-04 1987-02-04 Perfezionamento nel circuito di lubrificazione delle pompe rotative per vuoto.
US07/151,468 US4844702A (en) 1987-02-04 1988-02-02 Lubrication circuit of rotary vacuum pumps
DE8888830042T DE3866888D1 (de) 1987-02-04 1988-02-03 Schmieroelkreislauf von drehkolbenvakuumpumpen.
EP88830042A EP0277924B1 (en) 1987-02-04 1988-02-03 Improvement to the lubrication circuit of rotary vacuum pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8709321A IT1207829B (it) 1987-02-04 1987-02-04 Perfezionamento nel circuito di lubrificazione delle pompe rotative per vuoto.

Publications (2)

Publication Number Publication Date
IT8709321A0 true IT8709321A0 (it) 1987-02-04
IT1207829B IT1207829B (it) 1989-06-01

Family

ID=11128414

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8709321A IT1207829B (it) 1987-02-04 1987-02-04 Perfezionamento nel circuito di lubrificazione delle pompe rotative per vuoto.

Country Status (4)

Country Link
US (1) US4844702A (it)
EP (1) EP0277924B1 (it)
DE (1) DE3866888D1 (it)
IT (1) IT1207829B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4911623A (en) * 1989-04-28 1990-03-27 Brunswick Corporation Method and apparatus for lubricating a rotary engine
DE4017191A1 (de) * 1990-05-29 1991-12-05 Leybold Ag Verfahren zur oelversorgung einer zweistufigen drehschiebervakuumpumpe und fuer die durchfuehrung dieses verfahrens geeignete drehschiebervakuumpumpe
IT1246969B (it) * 1991-06-17 1994-12-01 Galileo Vacuum Tec Spa Pompa rotativa per vuoto, con otturatore a comando automatico per l'isolamento dell'ambiente sotto-vuoto.
KR950007519B1 (ko) * 1992-09-09 1995-07-11 김영수 로터리 형식의 진공펌프장치
GB9223806D0 (en) * 1992-11-13 1993-01-06 Boc Group Plc Improvements in vacuum pumps
DE4325285A1 (de) * 1993-07-28 1995-02-02 Leybold Ag Ölgedichtete Vakuumpumpe
DE4325283A1 (de) * 1993-07-28 1995-02-02 Leybold Ag Betriebsabhängig steuerbares Ventilsystem für eine Vakuumpumpe
DE4325281A1 (de) * 1993-07-28 1995-02-02 Leybold Ag Vakuumpumpe mit einer Gasballasteinrichtung
DE19526303A1 (de) * 1995-07-19 1997-01-23 Leybold Ag Ölgedichtete Drehschiebervakuumpumpe mit einer Ölversorgung
KR100408153B1 (ko) 2001-08-14 2003-12-01 주식회사 우성진공 드라이 진공펌프
WO2008074362A1 (fr) * 2006-12-18 2008-06-26 Ateliers Busch Sa Corps de pompe à palettes
JP5608685B2 (ja) * 2010-01-29 2014-10-15 アルバック機工株式会社 ポンプ
US9402763B2 (en) 2012-09-12 2016-08-02 Breg, Inc. Cold therapy apparatus having heat exchanging therapy pad
EP3156653B1 (de) * 2015-10-15 2020-07-29 Pfeiffer Vacuum Gmbh Rotationsverdrängervakuumpumpe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1988296A (en) * 1932-11-05 1935-01-15 Allis Chalmers Mfg Co Pump valve control
GB970900A (en) * 1962-09-04 1964-09-23 Alan Sydney Darling Improvements in and relating to rotary vacuum pumps
US4366834A (en) * 1980-10-10 1983-01-04 Sargent-Welch Scientific Company Back-flow prevention valve
DE3150000A1 (de) * 1981-12-17 1983-07-14 Leybold-Heraeus GmbH, 5000 Köln Oelgedichtete vakuumpumpe
DE3150033A1 (de) * 1981-12-17 1983-07-14 Leybold-Heraeus GmbH, 5000 Köln Vakuumpumpe mit einem saugstutzen-ventil und betriebsverfahren dafuer

Also Published As

Publication number Publication date
EP0277924A2 (en) 1988-08-10
IT1207829B (it) 1989-06-01
EP0277924B1 (en) 1991-12-18
EP0277924A3 (en) 1989-06-07
DE3866888D1 (de) 1992-01-30
US4844702A (en) 1989-07-04

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