EP1267082A3 - Schmierungsvorrichtung für Seitenkanalvakuumpumpen - Google Patents

Schmierungsvorrichtung für Seitenkanalvakuumpumpen Download PDF

Info

Publication number
EP1267082A3
EP1267082A3 EP02253949A EP02253949A EP1267082A3 EP 1267082 A3 EP1267082 A3 EP 1267082A3 EP 02253949 A EP02253949 A EP 02253949A EP 02253949 A EP02253949 A EP 02253949A EP 1267082 A3 EP1267082 A3 EP 1267082A3
Authority
EP
European Patent Office
Prior art keywords
axial bore
lubricating system
shaft
vacuum pumps
regenerative
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
EP02253949A
Other languages
English (en)
French (fr)
Other versions
EP1267082B1 (de
EP1267082A2 (de
Inventor
Ian David Stones
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.)
Edwards Ltd
Original Assignee
BOC Group 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9916491&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1267082(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BOC Group Ltd filed Critical BOC Group Ltd
Publication of EP1267082A2 publication Critical patent/EP1267082A2/de
Publication of EP1267082A3 publication Critical patent/EP1267082A3/de
Application granted granted Critical
Publication of EP1267082B1 publication Critical patent/EP1267082B1/de
Anticipated expiration legal-status Critical
Revoked 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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/06—Lubrication
    • F04D29/063—Lubrication specially adapted for elastic fluid 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
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/168—Pumps specially adapted to produce a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D23/00—Other rotary non-positive-displacement pumps
    • F04D23/008—Regenerative pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressor (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
EP02253949A 2001-06-13 2002-06-06 Schmierungsvorrichtung für Seitenkanalvakuumpumpen Revoked EP1267082B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0114397 2001-06-13
GBGB0114397.3A GB0114397D0 (en) 2001-06-13 2001-06-13 Improved lubricating systems for regenerative vacuum pumps

Publications (3)

Publication Number Publication Date
EP1267082A2 EP1267082A2 (de) 2002-12-18
EP1267082A3 true EP1267082A3 (de) 2003-10-15
EP1267082B1 EP1267082B1 (de) 2006-10-18

Family

ID=9916491

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02253949A Revoked EP1267082B1 (de) 2001-06-13 2002-06-06 Schmierungsvorrichtung für Seitenkanalvakuumpumpen

Country Status (6)

Country Link
US (2) US20030000772A1 (de)
EP (1) EP1267082B1 (de)
JP (1) JP2003042091A (de)
AT (1) ATE343067T1 (de)
DE (1) DE60215418T2 (de)
GB (1) GB0114397D0 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7546782B2 (en) * 2006-01-12 2009-06-16 Seakeeper, Inc. Cooling bearings, motors and other rotating heat generating components
WO2010002369A1 (en) * 2008-07-03 2010-01-07 Deere & Company Annular flow distribution control of lubrication oil between concentric rotary shafts
DE102013207269A1 (de) * 2013-04-22 2014-10-23 Pfeiffer Vacuum Gmbh Statorelement für eine Holweckpumpstufe, Vakuumpumpe mit einer Holweckpumpstufe und Verfahren zur Herstellung eines Statorelements für eine Holweckpumpstufe
JP7292881B2 (ja) * 2019-01-10 2023-06-19 エドワーズ株式会社 真空ポンプ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB923779A (en) * 1962-01-25 1963-04-18 Licentia Gmbh Improvements in lubricating arrangements for compressors
FR2136664A5 (de) * 1971-04-23 1972-12-22 Leybold Heraeus Verwaltung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776201A (en) * 1980-10-31 1982-05-13 Hitachi Ltd Oil feed device for scroll hydraulic machine
US4432693A (en) * 1982-02-18 1984-02-21 The Trane Company Centrifugal pump impeller
US4565503A (en) * 1982-10-12 1986-01-21 Tecumseh Products Company Device for cooling motor end-turns in a compressor
US4724928A (en) * 1986-04-14 1988-02-16 Carrier Corporation Single stage oil pump lubrication system
EP0315761B1 (de) * 1987-11-12 1991-10-16 Leybold Aktiengesellschaft Ölversorgungseinrichtung
US4877381A (en) * 1988-05-12 1989-10-31 Tecumseh Products Company Compressor shaft collar through port for pressure equalization between fluid pockets
US5842420A (en) * 1992-09-07 1998-12-01 Khoo; Chew Thong Crankshaft lubrication system
BR9300797A (pt) * 1993-03-02 1994-10-04 Brasil Compressores Sa Bomba de óleo para compressor hermético de velocidade variável
US5885066A (en) * 1997-02-26 1999-03-23 Matsushita Electric Industrial Co., Ltd. Scroll compressor having oil bores formed through the crank shaft
US6527085B1 (en) * 2000-11-14 2003-03-04 Tecumseh Products Company Lubricating system for compressor
US6375444B1 (en) * 2001-02-14 2002-04-23 Scroll Technologies Axial pressure seal lubricator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB923779A (en) * 1962-01-25 1963-04-18 Licentia Gmbh Improvements in lubricating arrangements for compressors
FR2136664A5 (de) * 1971-04-23 1972-12-22 Leybold Heraeus Verwaltung

Also Published As

Publication number Publication date
ATE343067T1 (de) 2006-11-15
DE60215418D1 (de) 2006-11-30
JP2003042091A (ja) 2003-02-13
GB0114397D0 (en) 2001-08-08
US20050271528A1 (en) 2005-12-08
US20030000772A1 (en) 2003-01-02
DE60215418T2 (de) 2007-08-30
EP1267082B1 (de) 2006-10-18
EP1267082A2 (de) 2002-12-18

Similar Documents

Publication Publication Date Title
EP1267081A3 (de) Schmierungsvorrichting für Seitenkanalvakuumpumpen
WO2005028872A3 (en) Rotary blood pump
EP0819859A3 (de) Sich selbst unter unter Druck setzende Gleitlagervorrichtung
EP1298335A3 (de) Hydraulisches Lager
DE60109150D1 (de) Lager
EP1234981A3 (de) Hermetischer Spiralverdichter
CN101858385B (zh) 一种金属基镶嵌式弹性自润滑滑动轴承
EP1046852A3 (de) Trockenlaufende Kühlmittel-Verbindung
EP1785638A3 (de) Flüssigkeitgeschmierte Kegelrollenlagervorrichtung
EP1635089A3 (de) Kupplungsvorrichtung mit einer Kupplungsschmieranordnung
CN201636210U (zh) 一种机动车辆发动机轴承系统
KR950033148A (ko) 회전기계용 베어링 윤활장치
EP1267082A3 (de) Schmierungsvorrichtung für Seitenkanalvakuumpumpen
EP1418354A3 (de) Axialrollenlager und Käfig
GB0114420D0 (en) Improved lubrication system for rotating machines and pumps
CA2399779A1 (en) Thrust bearing
EP1170521A3 (de) Wälzlagerkäfig und Verfahren zu seiner Herstellung
EP0922873A3 (de) Hydrodynamisches Wellenlager mit einem konzentrischen, aussenhydrostatischen Lager
CN201090487Y (zh) 一种新型双吸泵
JP4423803B2 (ja) 横軸型ポンプ
MXPA05009232A (es) Metodo y dispositivo para el balanceo de rotores sin munon.
AU7544900A (en) Drill string member with bearings
GB2387205B (en) Lubricated taper roller bearing assembly
CA2597140A1 (en) Improved sleeve bearing for railway traction motor
WO1999032790A3 (en) A reciprocating hermetic compressor

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

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

17P Request for examination filed

Effective date: 20031104

AKX Designation fees paid

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20061018

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061018

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061018

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061018

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061018

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: IE

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 60215418

Country of ref document: DE

Date of ref document: 20061130

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070118

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070118

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070129

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070320

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
ET Fr: translation filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 20070628

Year of fee payment: 6

REG Reference to a national code

Ref country code: GB

Ref legal event code: 732E

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

PLAX Notice of opposition and request to file observation + time limit sent

Free format text: ORIGINAL CODE: EPIDOSNOBS2

26 Opposition filed

Opponent name: OERLIKON LEYBOLD VACUUM GMBH

Effective date: 20070707

REG Reference to a national code

Ref country code: CH

Ref legal event code: PUE

Owner name: EDWARDS LIMITED

Free format text: THE BOC GROUP PLC#CHERTSEY ROAD#WINDLESHAM SURREY GU20 6HJ (GB) -TRANSFER TO- EDWARDS LIMITED#MANOR ROYAL#CRAWLEY WEST SUSSEX RH10 9LW (GB)

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: EDWARDS LIMITED

PLBB Reply of patent proprietor to notice(s) of opposition received

Free format text: ORIGINAL CODE: EPIDOSNOBS3

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070630

REG Reference to a national code

Ref country code: FR

Ref legal event code: TP

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070119

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070606

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

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

Ref country code: GB

Payment date: 20080627

Year of fee payment: 7

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20080630

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20080630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070606

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061018

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20061018

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20090606

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090606

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

Ref country code: FR

Payment date: 20110629

Year of fee payment: 10

REG Reference to a national code

Ref country code: DE

Ref legal event code: R064

Ref document number: 60215418

Country of ref document: DE

Ref country code: DE

Ref legal event code: R103

Ref document number: 60215418

Country of ref document: DE

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

Ref country code: DE

Payment date: 20110629

Year of fee payment: 10

RDAF Communication despatched that patent is revoked

Free format text: ORIGINAL CODE: EPIDOSNREV1

RDAG Patent revoked

Free format text: ORIGINAL CODE: 0009271

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

Free format text: STATUS: PATENT REVOKED

27W Patent revoked

Effective date: 20110929

REG Reference to a national code

Ref country code: DE

Ref legal event code: R107

Ref document number: 60215418

Country of ref document: DE

Effective date: 20121206