EP2957772A3 - Vakuumpumpe - Google Patents

Vakuumpumpe Download PDF

Info

Publication number
EP2957772A3
EP2957772A3 EP15164777.3A EP15164777A EP2957772A3 EP 2957772 A3 EP2957772 A3 EP 2957772A3 EP 15164777 A EP15164777 A EP 15164777A EP 2957772 A3 EP2957772 A3 EP 2957772A3
Authority
EP
European Patent Office
Prior art keywords
housing
vacuum pump
lubricant
housing part
lubricant reservoir
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.)
Granted
Application number
EP15164777.3A
Other languages
English (en)
French (fr)
Other versions
EP2957772A2 (de
EP2957772B2 (de
EP2957772B1 (de
Inventor
Peter Huber
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.)
Pfeiffer Vacuum GmbH
Original Assignee
Pfeiffer Vacuum 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=52997966&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2957772(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pfeiffer Vacuum GmbH filed Critical Pfeiffer Vacuum GmbH
Publication of EP2957772A2 publication Critical patent/EP2957772A2/de
Publication of EP2957772A3 publication Critical patent/EP2957772A3/de
Application granted granted Critical
Publication of EP2957772B1 publication Critical patent/EP2957772B1/de
Publication of EP2957772B2 publication Critical patent/EP2957772B2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

Vakuumpumpe (1) mit einem Gehäuse (2), einer in dem Gehäuse (2) angeordneten, über Wälzlager (7) drehbar gelagerten Welle (6) sowie mit mindestens einem in mindestens einem Gehäuseteil (4) des Gehäuses angeordneten Schmiermittelspeicher (14) zur Aufnahme eines Schmiermittels. In dem mindestens einen mit einem Schmiermittelspeicher (14) versehenen Gehäuseteil (4) des Gehäuses (2) ist mindestens ein Kühlelement (16) angeordnet, das zumindest einseitig in einer Gehäusewand (17) dieses Gehäuseteils (4) festgelegt ist.
EP15164777.3A 2014-06-02 2015-04-23 Vakuumpumpe Active EP2957772B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014107709.1A DE102014107709A1 (de) 2014-06-02 2014-06-02 Vakuumpumpe

Publications (4)

Publication Number Publication Date
EP2957772A2 EP2957772A2 (de) 2015-12-23
EP2957772A3 true EP2957772A3 (de) 2016-01-20
EP2957772B1 EP2957772B1 (de) 2018-10-03
EP2957772B2 EP2957772B2 (de) 2022-12-14

Family

ID=52997966

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15164777.3A Active EP2957772B2 (de) 2014-06-02 2015-04-23 Vakuumpumpe

Country Status (2)

Country Link
EP (1) EP2957772B2 (de)
DE (1) DE102014107709A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3623630B1 (de) * 2018-09-13 2020-07-29 Pfeiffer Vacuum Gmbh Vakuumpumpe

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021530B (de) * 1955-01-17 1957-12-27 Leybolds Nachfolger E Drehkolbengeblaese
JP2002115690A (ja) * 2000-10-12 2002-04-19 Toyota Industries Corp 真空ポンプにおける冷却構造
JP2002317779A (ja) * 2001-04-20 2002-10-31 Tokico Ltd スクロール式流体機械
EP1967734A1 (de) * 2005-12-26 2008-09-10 Kabushiki Kaisha Toyota Jidoshokki Schraubfluidmaschine
DE102010045880A1 (de) * 2010-09-17 2012-03-22 Pfeiffer Vacuum Gmbh Vakuumpumpe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH313859A (de) * 1953-05-21 1956-05-15 Sulzer Ag Verfahren und Vorrichtung zur Kühlung des Schmiermittels bei Kältemittelverdichtern
BE1009475A3 (nl) * 1995-07-06 1997-04-01 Atlas Copco Airpower Nv Spiraalkompressor.
DE102007043595B4 (de) * 2007-09-13 2009-12-24 Handtmann Systemtechnik Gmbh & Co. Kg Verdrängermaschine nach dem Spiralprinzip
TW201024526A (en) * 2008-12-23 2010-07-01 Cheng-Chin Kung Cooling and circulating system for engine oil

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021530B (de) * 1955-01-17 1957-12-27 Leybolds Nachfolger E Drehkolbengeblaese
JP2002115690A (ja) * 2000-10-12 2002-04-19 Toyota Industries Corp 真空ポンプにおける冷却構造
JP2002317779A (ja) * 2001-04-20 2002-10-31 Tokico Ltd スクロール式流体機械
EP1967734A1 (de) * 2005-12-26 2008-09-10 Kabushiki Kaisha Toyota Jidoshokki Schraubfluidmaschine
DE102010045880A1 (de) * 2010-09-17 2012-03-22 Pfeiffer Vacuum Gmbh Vakuumpumpe

Also Published As

Publication number Publication date
EP2957772A2 (de) 2015-12-23
EP2957772B2 (de) 2022-12-14
DE102014107709A1 (de) 2015-12-03
EP2957772B1 (de) 2018-10-03

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