JP2003042091A - 再生真空ポンプ用の改善された潤滑装置 - Google Patents

再生真空ポンプ用の改善された潤滑装置

Info

Publication number
JP2003042091A
JP2003042091A JP2002172444A JP2002172444A JP2003042091A JP 2003042091 A JP2003042091 A JP 2003042091A JP 2002172444 A JP2002172444 A JP 2002172444A JP 2002172444 A JP2002172444 A JP 2002172444A JP 2003042091 A JP2003042091 A JP 2003042091A
Authority
JP
Japan
Prior art keywords
vacuum pump
shaft
side bearing
bearing
axial bore
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.)
Pending
Application number
JP2002172444A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003042091A5 (enExample
Inventor
Ian David Stones
デイヴィッド ストーンズ イアン
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.)
BOC Group 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=JP2003042091(A) "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 JP2003042091A publication Critical patent/JP2003042091A/ja
Publication of JP2003042091A5 publication Critical patent/JP2003042091A5/ja
Pending 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)
  • Non-Positive Displacement Air Blowers (AREA)
  • Compressor (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)
JP2002172444A 2001-06-13 2002-06-13 再生真空ポンプ用の改善された潤滑装置 Pending JP2003042091A (ja)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
JP2003042091A true JP2003042091A (ja) 2003-02-13
JP2003042091A5 JP2003042091A5 (enExample) 2005-10-13

Family

ID=9916491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002172444A Pending JP2003042091A (ja) 2001-06-13 2002-06-13 再生真空ポンプ用の改善された潤滑装置

Country Status (6)

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

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
US8657689B2 (en) 2008-07-03 2014-02-25 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

Family Cites Families (13)

* 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
DE2119857A1 (de) * 1971-04-23 1972-11-02 Leybold-Heraeus GmbH & Co KG, 5000 Köln Einrichtung zur Ölversorgung von Lagerstellen
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

Also Published As

Publication number Publication date
DE60215418T2 (de) 2007-08-30
EP1267082A3 (en) 2003-10-15
US20030000772A1 (en) 2003-01-02
EP1267082A2 (en) 2002-12-18
EP1267082B1 (en) 2006-10-18
DE60215418D1 (de) 2006-11-30
US20050271528A1 (en) 2005-12-08
ATE343067T1 (de) 2006-11-15
GB0114397D0 (en) 2001-08-08

Similar Documents

Publication Publication Date Title
EP1267081A2 (en) Lubricating systems for regenerative vacuum pumps
US6988980B2 (en) Separator with bearing lubrication arrangement
JPH11247785A (ja) ロータリコンプレッサーのモータベアリング潤滑装置
JP2009121465A (ja) 潤滑剤ポンプを備えた真空ポンプ
CN1419058A (zh) 动压轴承装置
US5051007A (en) Lubrication of a centrifugal pump bearing
JP2003042091A (ja) 再生真空ポンプ用の改善された潤滑装置
US6860365B2 (en) Lubrication system for rotating machines and pumps
EP1484518A3 (en) Bearing lubricating structure of electric motor
JPH084682A (ja) 一体化燃料ポンプ組立体
CN1130446A (zh) 驱动装置
JP3798585B2 (ja) 動圧流体軸受装置及び電動機
JP3593372B2 (ja) 動圧流体軸受手段を備えたモータ
CN101099043A (zh) 涡轮分子泵的密封结构
CN101680485A (zh) 用于支承轴的轴承盖
JPS62118198A (ja) 潤滑剤用の遠心円板
JPS6288817A (ja) スラストすべり軸受装置
CN1063831C (zh) 用于变速密封压缩机的油泵
JP3872630B2 (ja) 動圧流体軸受装置及び電動機
KR200173208Y1 (ko) 캔드전동기식 펌프
KR100287259B1 (ko) 스핀들 모터
JPS63212795A (ja) 横形ロ−タリ圧縮機の給油構造
JP2001317548A (ja) 流体軸受装置
JPH01310190A (ja) 回転型冷媒ポンプ
JP2011174410A (ja) キャンドポンプ

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050610

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050610

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070730

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20071119

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20071203

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080205