DE3480727D1 - Drehschieber-vakuumpumpe. - Google Patents

Drehschieber-vakuumpumpe.

Info

Publication number
DE3480727D1
DE3480727D1 DE8484111178T DE3480727T DE3480727D1 DE 3480727 D1 DE3480727 D1 DE 3480727D1 DE 8484111178 T DE8484111178 T DE 8484111178T DE 3480727 T DE3480727 T DE 3480727T DE 3480727 D1 DE3480727 D1 DE 3480727D1
Authority
DE
Germany
Prior art keywords
vacuum pump
rotary valve
valve vacuum
rotary
pump
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
DE8484111178T
Other languages
English (en)
Inventor
Werner Rietschle
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.)
Werner Rietschle Maschinen und Apparatebau GmbH
Original Assignee
Werner Rietschle Maschinen und Apparatebau GmbH
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=24513615&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3480727(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Werner Rietschle Maschinen und Apparatebau GmbH filed Critical Werner Rietschle Maschinen und Apparatebau GmbH
Application granted granted Critical
Publication of DE3480727D1 publication Critical patent/DE3480727D1/de
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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • 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
    • F04C29/04—Heating; Cooling; Heat insulation
    • 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
    • F04C2220/00—Application
    • F04C2220/10—Vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
DE8484111178T 1984-07-02 1984-09-19 Drehschieber-vakuumpumpe. Expired - Lifetime DE3480727D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/627,193 US4588358A (en) 1984-07-02 1984-07-02 Rotary vane evacuating pump

Publications (1)

Publication Number Publication Date
DE3480727D1 true DE3480727D1 (de) 1990-01-18

Family

ID=24513615

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19848427615U Expired DE8427615U1 (de) 1984-07-02 1984-09-19 Drehschieber-vakuumpumpe
DE8484111178T Expired - Lifetime DE3480727D1 (de) 1984-07-02 1984-09-19 Drehschieber-vakuumpumpe.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19848427615U Expired DE8427615U1 (de) 1984-07-02 1984-09-19 Drehschieber-vakuumpumpe

Country Status (3)

Country Link
US (1) US4588358A (de)
EP (1) EP0166807B1 (de)
DE (2) DE8427615U1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3545982A1 (de) * 1985-12-23 1987-07-02 Busch Gmbh K Drehschieber-vakuumpumpe
DE3603809A1 (de) * 1986-02-07 1987-08-13 Provac Gmbh & Co Zweistufige drehschieber-vakuumpumpe
US4708027A (en) * 1986-06-16 1987-11-24 Stenner Gustave H Gear motor housing
EP0420899A1 (de) * 1988-06-24 1991-04-10 Siemens Aktiengesellschaft Mehrstufiges vakuumpumpenaggregat
DE3833663C2 (de) * 1988-10-04 2000-08-10 Konrad Ensslin Mit einem zylindrischen Hals versehener steifer wiederverwendbarer Spendebehälter
JPH0658278A (ja) * 1992-08-05 1994-03-01 Ebara Corp 多段スクリュー式真空ポンプ
US6729863B2 (en) 1999-03-22 2004-05-04 Werner Rietschle Gmbh & Co. Kg Rotary pump having high and low pressure ports in the housing cover
DE29905249U1 (de) 1999-03-22 1999-12-30 Werner Rietschle GmbH + Co. KG, 79650 Schopfheim Pumpe zur Erzeugung von Druck und Unterdruck
US20040118010A1 (en) * 2001-04-24 2004-06-24 Shardlow Andrew Michael Clothes dryer
GB2394011A (en) * 2002-10-10 2004-04-14 Compair Uk Ltd Oil sealed rotary vane compressor
US20050084392A1 (en) * 2003-10-20 2005-04-21 United Dominion Industries, Inc. Pump drive alignment apparatus and method
DE102006058843A1 (de) * 2006-12-13 2008-06-19 Pfeiffer Vacuum Gmbh Vakuumpumpe
DE102009037010A1 (de) * 2009-08-11 2011-02-17 Oerlikon Leybold Vacuum Gmbh Vakuumpumpensystem
US8162625B1 (en) * 2009-09-22 2012-04-24 Harry Soderstrom Nested motor, reduction motor reduction gear and pump with selectable mounting options
US8714130B2 (en) * 2009-10-19 2014-05-06 Nagesh S. Mavinahally Integrally cast block and upper crankcase
US8757918B2 (en) * 2009-12-15 2014-06-24 David R. Ramnarain Quick-connect mounting apparatus for modular pump system or generator system
DE102012220608B3 (de) * 2012-11-13 2013-11-14 Joma-Polytec Gmbh Pumpenvorrichtung
US10473096B2 (en) * 2013-03-15 2019-11-12 Agilent Technologies, Inc. Modular pump platform
CN105121784A (zh) * 2013-04-19 2015-12-02 阿特利耶博世股份有限公司 旋转叶片式真空泵
DE202014005521U1 (de) * 2014-07-08 2015-10-09 Joma-Polytec Gmbh Flügelzellenpumpe zum Erzeugen eines Unterdrucks
JP2018009580A (ja) * 2017-09-19 2018-01-18 アテリエ ビスク ソシエテ アノニムＡｔｅｌｉｅｒ Ｂｕｓｃｈ ＳＡ ロータリベーン式真空ポンプ
CN108757579A (zh) * 2018-05-31 2018-11-06 株洲市荣达铁路机电有限公司 变压器油泵冷却系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20038C (de) * E. KAUFFMANN in Strafsburg-Neudorf Rotirender Schieber für Gasmotoren
US1476482A (en) * 1921-09-07 1923-12-04 Berrenberg Reinold High-vacua pump
GB335735A (en) * 1929-09-24 1930-10-02 William Herbert Sollors Improvements in or relating to rotary compressors or vacuum pumps
US1934155A (en) * 1930-06-27 1933-11-07 Frigidaire Corp Refrigerating apparatus
US2780406A (en) * 1953-04-21 1957-02-05 Worthington Corp Rotary compressor
US2936949A (en) * 1953-05-28 1960-05-17 Broom & Wade Ltd Air compressor
DE958690C (de) * 1953-09-25 1957-02-21 Herbert Buerger Drehkolben-Hochvakuumpumpenanlage
US2961151A (en) * 1955-08-12 1960-11-22 Westinghouse Air Brake Co Rotary compressor
US3008631A (en) * 1958-05-26 1961-11-14 Fred E Paugh Compressor
US3713426A (en) * 1971-02-18 1973-01-30 R Jensen Vaned rotor engine and compressor
US4123201A (en) * 1973-09-04 1978-10-31 Central Scientific Company, Inc. Modular vacuum pump assembly
US3948225A (en) * 1974-11-27 1976-04-06 Lester William M Rotary internal combustion engine with parallel coextensive rotors
GB1510962A (en) * 1975-07-18 1978-05-17 Wdm Ltd Vacuum pumps
DD136761A1 (de) * 1978-05-29 1979-07-25 Hans Spengler Hochdruckkreiselpumpenaggregat

Also Published As

Publication number Publication date
EP0166807B1 (de) 1989-12-13
DE8427615U1 (de) 1985-01-17
EP0166807A2 (de) 1986-01-08
US4588358A (en) 1986-05-13
EP0166807A3 (en) 1987-01-14

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee