GB1304989A - - Google Patents

Info

Publication number
GB1304989A
GB1304989A GB2500871*A GB2500871A GB1304989A GB 1304989 A GB1304989 A GB 1304989A GB 2500871 A GB2500871 A GB 2500871A GB 1304989 A GB1304989 A GB 1304989A
Authority
GB
United Kingdom
Prior art keywords
shaft
rotor
thrust bearing
april
bearing
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.)
Expired
Application number
GB2500871*A
Other languages
English (en)
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 filed Critical
Publication of GB1304989A publication Critical patent/GB1304989A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • 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
    • F04D19/042—Turbomolecular vacuum 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
    • 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
    • F04D19/048—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps comprising magnetic bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F16C23/08—Ball or roller bearings self-adjusting
    • F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • F16C2360/45—Turbo-molecular pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
GB2500871*A 1970-04-01 1971-04-19 Expired GB1304989A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7011571A FR2086525A5 (enrdf_load_stackoverflow) 1970-04-01 1970-04-01

Publications (1)

Publication Number Publication Date
GB1304989A true GB1304989A (enrdf_load_stackoverflow) 1973-01-31

Family

ID=9053185

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2500871*A Expired GB1304989A (enrdf_load_stackoverflow) 1970-04-01 1971-04-19

Country Status (7)

Country Link
US (1) US3749528A (enrdf_load_stackoverflow)
BE (1) BE765041A (enrdf_load_stackoverflow)
CA (1) CA947733A (enrdf_load_stackoverflow)
CH (1) CH536940A (enrdf_load_stackoverflow)
FR (1) FR2086525A5 (enrdf_load_stackoverflow)
GB (1) GB1304989A (enrdf_load_stackoverflow)
NL (1) NL166100C (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121110A (en) * 1982-04-21 1983-12-14 Hitachi Ltd Turbomolecular pump
US4725198A (en) * 1985-07-09 1988-02-16 James Howden & Company Limited Gas circulator
CN116692401A (zh) * 2023-07-31 2023-09-05 原平市兴胜机械制造有限公司 一种带式稀油润滑滚筒

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2213470C3 (de) * 1972-03-20 1988-12-01 Padana AG, Zug Magnetisches Lager
GB1398364A (en) * 1972-09-14 1975-06-18 Eheim G Motor and pump combination
FR2224009A5 (enrdf_load_stackoverflow) * 1973-03-30 1974-10-25 Cit Alcatel
DE2349033C3 (de) * 1973-09-29 1984-08-30 Leybold-Heraeus Gmbh, 5000 Koeln Turbomolekularpumpe
CH583856A5 (enrdf_load_stackoverflow) * 1974-09-27 1977-01-14 Balzers Patent Beteilig Ag
US4116592A (en) * 1976-08-20 1978-09-26 Viktor Yakovlevich Cherny Turbomolecular high-vacuum pulp
DE2654055B2 (de) * 1976-11-29 1979-11-08 Kernforschungsanlage Juelich Gmbh, 5170 Juelich Rotor- und Statorscheibe für Turbomolekularpumpe
FR2378487A1 (fr) * 1977-02-01 1978-08-25 Lamour Danielle Appareil pour assurer conjointement le reveil et la preparation d'une boisson chaude ou produit similaire
US4405286A (en) * 1982-01-21 1983-09-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Actively suspended counter-rotating machine
DE3204750C2 (de) * 1982-02-11 1984-04-26 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Magnetisch gelagerte Turbomolekularpumpe
JPH0646036B2 (ja) * 1982-11-19 1994-06-15 セイコー電子工業株式会社 軸流分子ポンプ
DE4314419A1 (de) * 1993-05-03 1994-11-10 Leybold Ag Reibungsvakuumpumpe mit Lagerabstützung
GB9525337D0 (en) * 1995-12-12 1996-02-14 Boc Group Plc Improvements in vacuum pumps
EP0816654B1 (en) * 1996-06-26 2004-09-22 Rolls-Royce Corporation Bearing combination for gas turbine engine
US6332752B2 (en) 1997-06-27 2001-12-25 Ebara Corporation Turbo-molecular pump
US6508631B1 (en) 1999-11-18 2003-01-21 Mks Instruments, Inc. Radial flow turbomolecular vacuum pump
DE10010371A1 (de) * 2000-03-02 2001-09-06 Pfeiffer Vacuum Gmbh Turbomolekularpumpe
US6727616B1 (en) * 2000-11-08 2004-04-27 Christopher W. Gabrys Flywheel energy storage system with quill stabilizer
US7679245B2 (en) * 2001-09-17 2010-03-16 Beacon Power Corporation Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto
US6707202B2 (en) * 2002-03-29 2004-03-16 Emerson Electric Co. Sleeve and bearing that locate a rotating component and a machined surface of a rotary device
US9512848B2 (en) * 2011-09-14 2016-12-06 Texas Capital Semiconductor, Inc. Turbine cap for turbo-molecular pump
US11274671B2 (en) 2011-09-14 2022-03-15 Roger L. Bottomfield Turbine cap for turbo-molecular pump
US9512853B2 (en) * 2013-03-14 2016-12-06 Texas Capital Semiconductor, Inc. Turbine cap for turbo-molecular pump
DE102012224070A1 (de) * 2012-12-20 2014-06-26 Pfeiffer Vacuum Gmbh Lagerfassung für ein Drehlager, insbesondere für eine Vakuuumpumpe
JP6427963B2 (ja) * 2014-06-03 2018-11-28 株式会社島津製作所 真空ポンプ
CN117231209B (zh) * 2023-06-16 2025-08-22 中国石油大学(华东) 胶囊聚合物可控注入及原位增黏驱油实验装置和方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1402053A (en) * 1919-04-07 1922-01-03 Pyle National Co Elastic-fluid turbine
US2436939A (en) * 1943-10-21 1948-03-02 Hoover Co Magnetic coupling and bearing
CA530369A (en) * 1953-02-24 1956-09-11 E. Shafer Julius Bearing mounting
US3107310A (en) * 1960-08-03 1963-10-15 Const Mecanique Magnetic coupling having a magnetic bearing
FR1475765A (fr) * 1966-01-31 1967-04-07 Snecma Perfectionnements aux appareils à arbre vertical tournant à grande vitesse

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121110A (en) * 1982-04-21 1983-12-14 Hitachi Ltd Turbomolecular pump
US4725198A (en) * 1985-07-09 1988-02-16 James Howden & Company Limited Gas circulator
CN116692401A (zh) * 2023-07-31 2023-09-05 原平市兴胜机械制造有限公司 一种带式稀油润滑滚筒
CN116692401B (zh) * 2023-07-31 2023-10-27 原平市兴胜机械制造有限公司 一种带式稀油润滑滚筒

Also Published As

Publication number Publication date
NL7104322A (enrdf_load_stackoverflow) 1971-10-05
BE765041A (fr) 1971-08-16
CH536940A (fr) 1973-05-15
NL166100B (nl) 1981-01-15
NL166100C (nl) 1981-06-15
FR2086525A5 (enrdf_load_stackoverflow) 1971-12-31
US3749528A (en) 1973-07-31
CA947733A (en) 1974-05-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years