EP4206474C0 - Vakuumpumpe - Google Patents

Vakuumpumpe

Info

Publication number
EP4206474C0
EP4206474C0 EP21218345.3A EP21218345A EP4206474C0 EP 4206474 C0 EP4206474 C0 EP 4206474C0 EP 21218345 A EP21218345 A EP 21218345A EP 4206474 C0 EP4206474 C0 EP 4206474C0
Authority
EP
European Patent Office
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.)
Active
Application number
EP21218345.3A
Other languages
English (en)
French (fr)
Other versions
EP4206474A1 (de
EP4206474B1 (de
Inventor
Heiko Brück
Martin Lohse
Michael Schweighöfer
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 Technology AG
Original Assignee
Pfeiffer Vacuum Technology AG
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 Pfeiffer Vacuum Technology AG filed Critical Pfeiffer Vacuum Technology AG
Priority to EP21218345.3A priority Critical patent/EP4206474B1/de
Priority to EP25210475.7A priority patent/EP4663959A3/de
Publication of EP4206474A1 publication Critical patent/EP4206474A1/de
Application granted granted Critical
Publication of EP4206474B1 publication Critical patent/EP4206474B1/de
Publication of EP4206474C0 publication Critical patent/EP4206474C0/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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/5826—Cooling at least part of the working fluid in a heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/5853—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps heat insulation or conduction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
EP21218345.3A 2021-12-30 2021-12-30 Vakuumpumpe Active EP4206474B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP21218345.3A EP4206474B1 (de) 2021-12-30 2021-12-30 Vakuumpumpe
EP25210475.7A EP4663959A3 (de) 2021-12-30 2021-12-30 Vakuumpumpe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21218345.3A EP4206474B1 (de) 2021-12-30 2021-12-30 Vakuumpumpe

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP25210475.7A Division EP4663959A3 (de) 2021-12-30 2021-12-30 Vakuumpumpe
EP25210475.7A Division-Into EP4663959A3 (de) 2021-12-30 2021-12-30 Vakuumpumpe

Publications (3)

Publication Number Publication Date
EP4206474A1 EP4206474A1 (de) 2023-07-05
EP4206474B1 EP4206474B1 (de) 2025-12-03
EP4206474C0 true EP4206474C0 (de) 2025-12-03

Family

ID=79185670

Family Applications (2)

Application Number Title Priority Date Filing Date
EP25210475.7A Pending EP4663959A3 (de) 2021-12-30 2021-12-30 Vakuumpumpe
EP21218345.3A Active EP4206474B1 (de) 2021-12-30 2021-12-30 Vakuumpumpe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP25210475.7A Pending EP4663959A3 (de) 2021-12-30 2021-12-30 Vakuumpumpe

Country Status (1)

Country Link
EP (2) EP4663959A3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026042037A1 (en) * 2024-08-21 2026-02-26 Trillium Pumps Italy S.P.A. Bearing housing for fluid operating machines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0888301A (ja) * 1994-09-19 1996-04-02 Mitsubishi Electric Corp 放熱フィン
IT1288737B1 (it) * 1996-10-08 1998-09-24 Varian Spa Dispositivo di pompaggio da vuoto.
DE102006058843A1 (de) * 2006-12-13 2008-06-19 Pfeiffer Vacuum Gmbh Vakuumpumpe
JP5306741B2 (ja) * 2008-08-28 2013-10-02 バキュームプロダクツ株式会社 並列吸気ポンプ及びそれを用いた真空装置
JP6102222B2 (ja) * 2012-11-30 2017-03-29 株式会社島津製作所 真空ポンプ
JP2018132024A (ja) * 2017-02-17 2018-08-23 エドワーズ株式会社 コントローラ及び真空ポンプ装置
DE102018105732A1 (de) * 2018-03-13 2019-09-19 Nidec Gpm Gmbh Baukastensystem eines axial integrierten Pumpenaufbaus

Also Published As

Publication number Publication date
EP4206474A1 (de) 2023-07-05
EP4663959A3 (de) 2026-03-11
EP4663959A2 (de) 2025-12-17
EP4206474B1 (de) 2025-12-03

Similar Documents

Publication Publication Date Title
EP3779202A4 (de) Vakuumpumpe
EP4056855A4 (de) Vakuumpumpe
EP3972661C0 (de) Blutpumpen
EP4119795A4 (de) Vakuumpumpe
EP4070707A4 (de) Staubsauger
EP4309690A4 (de) Milchpumpenanordnung
JP1708112S (ja) 搾乳器
EP4070706A4 (de) Staubsauger
EP4166790A4 (de) Vakuumpumpe
EP4070708A4 (de) Staubsauger
EP4243891C0 (de) Brustpumpe
EP4302880A4 (de) Pumpenanordnung
EP4070710A4 (de) Staubsauger
JP1733628S (ja) エアポンプ
EP3945975A4 (de) Staubsauger
EP4506537C0 (de) Scrollvakuumpumpe
JP1769720S (ja) 搾乳器
EP4116591A4 (de) Vakuumejektorpumpe
EP4000487A4 (de) Staubsauger
EP4303446A4 (de) Vakuumpumpe
EP4070705A4 (de) Staubsauger
EP4374970A4 (de) Pumpenanordnung
EP3910201A4 (de) Vakuumpumpe
IL313680A (en) Vacuum pump with reduced seal requirements
EP4357617A4 (de) Vakuumpumpe

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20230925

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20231128

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20250701

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: F10

Free format text: ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20251203

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

U01 Request for unitary effect filed

Effective date: 20251203

U07 Unitary effect registered

Designated state(s): AT BE BG DE DK EE FI FR IT LT LU LV MT NL PT RO SE SI

Effective date: 20251209

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20260113

Year of fee payment: 5

U20 Renewal fee for the european patent with unitary effect paid

Year of fee payment: 5

Effective date: 20251229