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EP2853748A4 - Vacuum pump - Google Patents

Vacuum pump

Info

Publication number
EP2853748A4
EP2853748A4 EP13793663.9A EP13793663A EP2853748A4 EP 2853748 A4 EP2853748 A4 EP 2853748A4 EP 13793663 A EP13793663 A EP 13793663A EP 2853748 A4 EP2853748 A4 EP 2853748A4
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.)
Withdrawn
Application number
EP13793663.9A
Other languages
German (de)
French (fr)
Other versions
EP2853748A1 (en
Inventor
Nao HORIKOSHI
Kouji NAKAFUKASAKO
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.)
Taiho Kogyo Co Ltd
Original Assignee
Taiho Kogyo Co Ltd
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 Taiho Kogyo Co Ltd filed Critical Taiho Kogyo Co Ltd
Publication of EP2853748A1 publication Critical patent/EP2853748A1/en
Publication of EP2853748A4 publication Critical patent/EP2853748A4/en
Withdrawn legal-status Critical Current

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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/008—Hermetic pumps
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
    • 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
    • F04C29/045—Heating; Cooling; Heat insulation of the electric motor in hermetic pumps
    • 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
    • F04C29/047—Cooling of electronic devices installed inside the pump housing, e.g. inverters
    • 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
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • 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
    • F04C2220/00—Application
    • F04C2220/10—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP13793663.9A 2012-05-22 2013-05-16 Vacuum pump Withdrawn EP2853748A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012116489A JP2013241907A (en) 2012-05-22 2012-05-22 Vacuum pump
PCT/JP2013/063629 WO2013176028A1 (en) 2012-05-22 2013-05-16 Vacuum pump

Publications (2)

Publication Number Publication Date
EP2853748A1 EP2853748A1 (en) 2015-04-01
EP2853748A4 true EP2853748A4 (en) 2016-06-15

Family

ID=49623722

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13793663.9A Withdrawn EP2853748A4 (en) 2012-05-22 2013-05-16 Vacuum pump

Country Status (3)

Country Link
EP (1) EP2853748A4 (en)
JP (1) JP2013241907A (en)
WO (1) WO2013176028A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6236338B2 (en) * 2014-03-18 2017-11-22 大豊工業株式会社 Fluid machinery
DE102014207023B3 (en) * 2014-04-11 2015-07-30 Magna Powertrain Hückeswagen GmbH Automotive vacuum pump with gluing
KR101706113B1 (en) * 2014-12-26 2017-02-14 영신정공 주식회사 ELECTRO VACUUM PUMP to reduce the Noise
JP2017040181A (en) * 2015-08-18 2017-02-23 大豊工業株式会社 Motor pump
JP2017040182A (en) * 2015-08-18 2017-02-23 大豊工業株式会社 Motor pump
EP3475573B1 (en) 2016-06-22 2020-08-05 Pierburg Pump Technology GmbH Motor vehicle vacuum pump arrangement
KR101852384B1 (en) * 2018-02-07 2018-06-04 서중 Cooling plate use dry type vacuum pump
JP7161918B2 (en) * 2018-11-06 2022-10-27 株式会社ミクニ vacuum pump
JP2021076078A (en) * 2019-11-11 2021-05-20 株式会社ミクニ pump
KR102696383B1 (en) * 2020-02-14 2024-08-16 엘지마그나 이파워트레인 주식회사 Gear assembly

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5215452A (en) * 1989-11-02 1993-06-01 Matsushita Electric Industrial Co., Ltd. Compressor having an oil pump ring associated with the orbiting shaft
JP2004156446A (en) * 2002-11-01 2004-06-03 Tokico Ltd Scroll fluid-machinery
US20060255667A1 (en) * 2005-05-12 2006-11-16 Sullair Corporation Integrated electric motor driven compressor
JP2007023958A (en) * 2005-07-20 2007-02-01 Matsushita Electric Ind Co Ltd Vane rotary type air pump
EP1770243A2 (en) * 2005-09-30 2007-04-04 Anest Iwata Corporation Scroll fluid machine
EP1936198A2 (en) * 2006-12-13 2008-06-25 Pfeiffer Vacuum Gmbh Vacuum pump
EP1967736A1 (en) * 2005-12-28 2008-09-10 Daikin Industries, Ltd. Compressor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293496A (en) * 1985-10-18 1987-04-28 Hitachi Ltd Rotary vane type pump
JPH04187891A (en) 1990-11-20 1992-07-06 Fuji Electric Co Ltd Vane pump silencer
JP4519490B2 (en) * 2004-03-18 2010-08-04 日立アプライアンス株式会社 Scroll compressor
JP2008101558A (en) * 2006-10-20 2008-05-01 Hitachi Appliances Inc Hermetic compressor
JP5444880B2 (en) * 2009-06-25 2014-03-19 ダイキン工業株式会社 Compressor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5215452A (en) * 1989-11-02 1993-06-01 Matsushita Electric Industrial Co., Ltd. Compressor having an oil pump ring associated with the orbiting shaft
JP2004156446A (en) * 2002-11-01 2004-06-03 Tokico Ltd Scroll fluid-machinery
US20060255667A1 (en) * 2005-05-12 2006-11-16 Sullair Corporation Integrated electric motor driven compressor
JP2007023958A (en) * 2005-07-20 2007-02-01 Matsushita Electric Ind Co Ltd Vane rotary type air pump
EP1770243A2 (en) * 2005-09-30 2007-04-04 Anest Iwata Corporation Scroll fluid machine
EP1967736A1 (en) * 2005-12-28 2008-09-10 Daikin Industries, Ltd. Compressor
EP1936198A2 (en) * 2006-12-13 2008-06-25 Pfeiffer Vacuum Gmbh Vacuum pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013176028A1 *

Also Published As

Publication number Publication date
EP2853748A1 (en) 2015-04-01
JP2013241907A (en) 2013-12-05
WO2013176028A1 (en) 2013-11-28

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Legal Events

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

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17P Request for examination filed

Effective date: 20141205

AK Designated contracting states

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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

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160518

RIC1 Information provided on ipc code assigned before grant

Ipc: F04C 29/04 20060101AFI20160511BHEP

Ipc: F04C 25/02 20060101ALI20160511BHEP

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

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

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Effective date: 20161214