DE9311986U1 - Two-stage rotary vane vacuum pump - Google Patents

Two-stage rotary vane vacuum pump

Info

Publication number
DE9311986U1
DE9311986U1 DE9311986U DE9311986U DE9311986U1 DE 9311986 U1 DE9311986 U1 DE 9311986U1 DE 9311986 U DE9311986 U DE 9311986U DE 9311986 U DE9311986 U DE 9311986U DE 9311986 U1 DE9311986 U1 DE 9311986U1
Authority
DE
Germany
Prior art keywords
vacuum pump
rotary vane
stage rotary
vane vacuum
stage
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 - Lifetime
Application number
DE9311986U
Other languages
German (de)
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
Leybold AG
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 Leybold AG filed Critical Leybold AG
Priority to DE9311986U priority Critical patent/DE9311986U1/en
Publication of DE9311986U1 publication Critical patent/DE9311986U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
DE9311986U 1993-08-11 1993-08-11 Two-stage rotary vane vacuum pump Expired - Lifetime DE9311986U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9311986U DE9311986U1 (en) 1993-08-11 1993-08-11 Two-stage rotary vane vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9311986U DE9311986U1 (en) 1993-08-11 1993-08-11 Two-stage rotary vane vacuum pump

Publications (1)

Publication Number Publication Date
DE9311986U1 true DE9311986U1 (en) 1993-10-14

Family

ID=6896647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9311986U Expired - Lifetime DE9311986U1 (en) 1993-08-11 1993-08-11 Two-stage rotary vane vacuum pump

Country Status (1)

Country Link
DE (1) DE9311986U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202015006922U1 (en) * 2015-10-02 2017-01-03 Leybold Gmbh Multi-stage rotary vane pump
CN108291543A (en) * 2015-10-02 2018-07-17 莱宝有限公司 Multi-stage rotary vane pump

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293385B (en) * 1955-11-10 1969-04-24 Central Scient Co Two-stage oil-sealed vacuum pump
DE2262814A1 (en) * 1972-12-22 1974-06-27 Bosch Gmbh Robert VANE CELL COMPRESSORS WITH HORIZONTAL ROTARY AXIS, IN PARTICULAR FOR CAR AIR CONDITIONING UNITS
US4828466A (en) * 1987-12-22 1989-05-09 Daewoo Electronics Co., Ltd. Oil feeding means incorporated in a horizontal type rotary compressor
DE4017192A1 (en) * 1990-05-29 1991-12-05 Leybold Ag METHOD FOR PRODUCING A PUMP RING FOR A TWO-STAGE VACUUM PUMP AND VACUUM PUMP EQUIPPED WITH SUCH A PUMP RING
DE4017194A1 (en) * 1990-05-29 1991-12-05 Leybold Ag ROTARY VALVE VACUUM PUMP
DE4017191A1 (en) * 1990-05-29 1991-12-05 Leybold Ag METHOD FOR OIL SUPPLYING A TWO-STAGE ROTARY VALVE VACUUM PUMP AND A ROTARY VALVE VACUUM PUMP SUITABLE FOR CARRYING OUT THIS METHOD

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293385B (en) * 1955-11-10 1969-04-24 Central Scient Co Two-stage oil-sealed vacuum pump
DE2262814A1 (en) * 1972-12-22 1974-06-27 Bosch Gmbh Robert VANE CELL COMPRESSORS WITH HORIZONTAL ROTARY AXIS, IN PARTICULAR FOR CAR AIR CONDITIONING UNITS
US4828466A (en) * 1987-12-22 1989-05-09 Daewoo Electronics Co., Ltd. Oil feeding means incorporated in a horizontal type rotary compressor
DE4017192A1 (en) * 1990-05-29 1991-12-05 Leybold Ag METHOD FOR PRODUCING A PUMP RING FOR A TWO-STAGE VACUUM PUMP AND VACUUM PUMP EQUIPPED WITH SUCH A PUMP RING
DE4017194A1 (en) * 1990-05-29 1991-12-05 Leybold Ag ROTARY VALVE VACUUM PUMP
DE4017191A1 (en) * 1990-05-29 1991-12-05 Leybold Ag METHOD FOR OIL SUPPLYING A TWO-STAGE ROTARY VALVE VACUUM PUMP AND A ROTARY VALVE VACUUM PUMP SUITABLE FOR CARRYING OUT THIS METHOD

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202015006922U1 (en) * 2015-10-02 2017-01-03 Leybold Gmbh Multi-stage rotary vane pump
CN108291543A (en) * 2015-10-02 2018-07-17 莱宝有限公司 Multi-stage rotary vane pump
US11592024B2 (en) 2015-10-02 2023-02-28 Leybold Gmbh Multi-stage rotary vane pump

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