GB2232205B - Molecular vacuum pump - Google Patents

Molecular vacuum pump

Info

Publication number: GB2232205B
Authority: GB; United Kingdom
Prior art keywords: vacuum pump; molecular vacuum; molecular; pump; vacuum
Prior art date: 1987-12-25
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 - Lifetime

Application number

GB8917441A

Other languages

English (en)

Other versions

GB8917441D0 (en

GB2232205A (en

Inventor

Konstantin Evgenievic Demikhov

Vladimir Pavlovich Sergeev

Vladimir Iliich Vikhrev

Sergei Nikolaevich Sharshin

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.)

Individual

Original Assignee

Individual

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.)

1987-12-25

Filing date

1987-12-25

Publication date

1991-11-13

1987-12-25 Application filed by Individual filed Critical Individual

1990-08-22 Publication of GB8917441D0 publication Critical patent/GB8917441D0/en

1990-12-05 Publication of GB2232205A publication Critical patent/GB2232205A/en

1991-11-13 Application granted granted Critical

1991-11-13 Publication of GB2232205B publication Critical patent/GB2232205B/en

2007-12-25 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- F04D19/046—Combinations of two or more different types of 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
- F04D19/044—Holweck-type pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Non-Positive Displacement Air Blowers (AREA)
Furnace Details (AREA)

GB8917441A 1987-12-25 1987-12-25 Molecular vacuum pump Expired - Lifetime GB2232205B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/SU1987/000155 WO1989006319A1 (en)	1987-12-25	1987-12-25	Molecular vacuum pump

Publications (3)

Publication Number	Publication Date
GB8917441D0 GB8917441D0 (en)	1990-08-22
GB2232205A GB2232205A (en)	1990-12-05
GB2232205B true GB2232205B (en)	1991-11-13

Family

ID=21617166

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8917441A Expired - Lifetime GB2232205B (en)	1987-12-25	1987-12-25	Molecular vacuum pump

Country Status (6)

Country	Link
JP (1)	JPH02502743A (fi)
DE (1)	DE3791053T1 (fi)
FI (1)	FI893826A0 (fi)
FR (1)	FR2629877B1 (fi)
GB (1)	GB2232205B (fi)
WO (1)	WO1989006319A1 (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0408791B1 (de) *	1989-07-20	1994-03-16	Leybold Aktiengesellschaft	Reibungspumpe mit glockenförmigem Rotor
DE4438812A1 (de) *	1994-10-31	1996-05-02	Leybold Ag	Reibungsvakuumpumpe mit Kühlung
US6019581A (en) *	1995-08-08	2000-02-01	Leybold Aktiengesellschaft	Friction vacuum pump with cooling arrangement
DE19632874A1 (de) *	1996-08-16	1998-02-19	Leybold Vakuum Gmbh	Reibungsvakuumpumpe
DE29717079U1 (de) *	1997-09-24	1997-11-06	Leybold Vakuum GmbH, 50968 Köln	Compoundpumpe
DE19806507B4 (de) *	1998-02-17	2010-08-19	Wobben, Aloys, Dipl.-Ing.	Sogpumpe
JP4104098B2 (ja) *	1999-03-31	2008-06-18	エドワーズ株式会社	真空ポンプ
JP2001248587A (ja) *	1999-12-28	2001-09-14	Kashiyama Kogyo Kk	複合型真空ポンプ
DE10046766A1 (de) *	2000-09-21	2002-04-11	Leybold Vakuum Gmbh	Compound-Reibungsvakuumpumpe
DE10111525A1 (de) *	2001-03-09	2002-09-12	Leybold Vakuum Gmbh	Schraubenvakuumpumpe mit Rotoreinlauf und Rotorauslauf
DE10224604B4 (de) *	2002-06-04	2014-01-30	Oerlikon Leybold Vacuum Gmbh	Evakuierungseinrichtung
DE102013203421A1 (de) *	2013-02-28	2014-08-28	Pfeiffer Vacuum Gmbh	Vakuumpumpe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2255618A1 (de) *	1971-11-16	1973-05-24	Cit Alcatel	Stehender zapfen bzw. pivotzapfen fuer drehende molekularpumpen
FR2244370A5 (fi) *	1973-09-14	1975-04-11	Cit Alcatel
EP0081890B1 (en) *	1981-12-14	1985-10-09	Ultra-Centrifuge Nederland N.V.	High-vacuum molecular pump
DE3613344A1 (de) *	1986-04-19	1987-10-22	Pfeiffer Vakuumtechnik	Turbomolekular-vakuumpumpe fuer hoeheren druck

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2224009A5 (fi) *	1973-03-30	1974-10-25	Cit Alcatel
NL8303927A (nl) *	1983-11-16	1985-06-17	Ultra Centrifuge Nederland Nv	Hoog-vacuum moleculair pomp.

1987
- 1987-12-25 WO PCT/SU1987/000155 patent/WO1989006319A1/ru active Application Filing
- 1987-12-25 GB GB8917441A patent/GB2232205B/en not_active Expired - Lifetime
- 1987-12-25 DE DE873791053T patent/DE3791053T1/de not_active Ceased
- 1987-12-25 JP JP63501740A patent/JPH02502743A/ja active Pending
1988
- 1988-04-11 FR FR888804766A patent/FR2629877B1/fr not_active Expired - Fee Related
1989
- 1989-08-14 FI FI893826A patent/FI893826A0/fi not_active Application Discontinuation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2255618A1 (de) *	1971-11-16	1973-05-24	Cit Alcatel	Stehender zapfen bzw. pivotzapfen fuer drehende molekularpumpen
FR2244370A5 (fi) *	1973-09-14	1975-04-11	Cit Alcatel
EP0081890B1 (en) *	1981-12-14	1985-10-09	Ultra-Centrifuge Nederland N.V.	High-vacuum molecular pump
DE3613344A1 (de) *	1986-04-19	1987-10-22	Pfeiffer Vakuumtechnik	Turbomolekular-vakuumpumpe fuer hoeheren druck

Also Published As

Publication number	Publication date
DE3791053T1 (de)	1989-12-21
FR2629877B1 (fr)	1992-04-17
GB8917441D0 (en)	1990-08-22
FR2629877A1 (fr)	1989-10-13
GB2232205A (en)	1990-12-05
JPH02502743A (ja)	1990-08-30
WO1989006319A1 (en)	1989-07-13
FI893826A0 (fi)	1989-08-14

Publication	Publication Date	Title
DE3561348D1 (en)	1988-02-11	Molecular vacuum pump
GB2189295B (en)	1990-03-28	Vacuum pump
EP0320956A3 (en)	1990-02-21	Screw type vacuum pump
GB8701731D0 (en)	1987-03-04	Pumps
EP0451708A3 (en)	1992-01-08	Vacuum pump
GB2226603B (en)	1992-07-29	Turbomolecular vacuum pump
GB2208895B (en)	1991-01-23	Multi-stage molecular pump
EP0338764A3 (en)	1990-03-28	Vacuum pumps
RU1833481C (ru)	1993-08-07	Bakууmhый hacochый aгpeгat
EP0337681A3 (en)	1990-04-04	Vacuum pump systems
GB2206648B (en)	1990-11-28	Pumps
GB2232205B (en)	1991-11-13	Molecular vacuum pump
GB8712187D0 (en)	1987-06-24	Pumps
GB8717006D0 (en)	1987-08-26	Vacuum pumps
DE3574274D1 (en)	1989-12-21	Multistage vacuum pump
GB2221255B (en)	1991-10-16	Molecular vacuum pump
GB8620546D0 (en)	1986-10-01	Vacuum pump
EP0320795A3 (en)	1990-02-07	Vane-type vacuum pump
GB8717567D0 (en)	1987-09-03	Suction pump
PL271966A1 (en)	1989-10-30	Molecular vacuum pump
GB2230562B (en)	1991-09-11	Turbomolecular vacuum pump
PL271967A1 (en)	1989-10-30	Molecular vacuum pump
GB9020646D0 (en)	1990-10-31	Liquid-ring vacuum pump
PL273451A1 (en)	1990-01-08	Turbomolecular vacuum pump
BG49461A1 (en)	1991-11-15	Turbomolecular vacuum pump

Legal Events

Date	Code	Title	Description
1994-08-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19931225