ATE260412T1 - Pumpe zur erzeugung von druck oder unterdruck - Google Patents

Pumpe zur erzeugung von druck oder unterdruck

Info

Publication number
ATE260412T1
ATE260412T1 AT00918828T AT00918828T ATE260412T1 AT E260412 T1 ATE260412 T1 AT E260412T1 AT 00918828 T AT00918828 T AT 00918828T AT 00918828 T AT00918828 T AT 00918828T AT E260412 T1 ATE260412 T1 AT E260412T1
Authority
AT
Austria
Prior art keywords
pressure
pump
generating
rotors
pressure branch
Prior art date
Application number
AT00918828T
Other languages
English (en)
Inventor
Fritz-Martin Scholz
Original Assignee
Rietschle Werner Gmbh & Co Kg
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 Rietschle Werner Gmbh & Co Kg filed Critical Rietschle Werner Gmbh & Co Kg
Application granted granted Critical
Publication of ATE260412T1 publication Critical patent/ATE260412T1/de

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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/086—Carter
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • 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)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
AT00918828T 1999-03-22 2000-03-22 Pumpe zur erzeugung von druck oder unterdruck ATE260412T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29905249U DE29905249U1 (de) 1999-03-22 1999-03-22 Pumpe zur Erzeugung von Druck und Unterdruck
PCT/EP2000/002536 WO2000057062A1 (de) 1999-03-22 2000-03-22 Pumpe zur erzeugung von druck oder unterdruck

Publications (1)

Publication Number Publication Date
ATE260412T1 true ATE260412T1 (de) 2004-03-15

Family

ID=8071227

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00918828T ATE260412T1 (de) 1999-03-22 2000-03-22 Pumpe zur erzeugung von druck oder unterdruck

Country Status (8)

Country Link
EP (1) EP1163450B1 (de)
JP (1) JP2002540346A (de)
KR (1) KR100681804B1 (de)
CN (1) CN1324239C (de)
AT (1) ATE260412T1 (de)
AU (1) AU762304B2 (de)
DE (2) DE29905249U1 (de)
WO (1) WO2000057062A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20216504U1 (de) * 2002-10-25 2003-03-06 Werner Rietschle GmbH + Co. KG, 79650 Schopfheim Verdrängermaschine mit gegensinnig laufenden Rotoren
US20080124228A1 (en) * 2004-12-28 2008-05-29 Ki Chun Lee Rotary Pump And Multiple Rotary Pump Employed Thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057375A (en) * 1976-10-22 1977-11-08 Nachtrieb Paul W Pump structure
DE3161646D1 (en) * 1980-09-05 1984-01-19 British Nuclear Fuels Plc Pump for heavy gases
GB2101687B (en) * 1981-07-15 1984-08-30 British Oxygen Co Ltd Rotary pumping apparatus
GB2139287A (en) * 1983-05-05 1984-11-07 Dana Corp Gear-type rotary hydraulic machine
US4588358A (en) 1984-07-02 1986-05-13 Werner Rietschle Maschinen-Und Apparatebau Gmbh Rotary vane evacuating pump
ES2013417A6 (es) * 1989-03-30 1990-05-01 Inoxpa S A Perfeccionamientos en la fabricacion de bombas rotativas.
US5207568A (en) 1991-05-15 1993-05-04 Vilter Manufacturing Corporation Rotary screw compressor and method for providing thrust bearing force compensation
US5772418A (en) 1995-04-07 1998-06-30 Tochigi Fuji Sangyo Kabushiki Kaisha Screw type compressor rotor, rotor casting core and method of manufacturing the rotor

Also Published As

Publication number Publication date
EP1163450B1 (de) 2004-02-25
AU3963500A (en) 2000-10-09
KR100681804B1 (ko) 2007-02-15
EP1163450A1 (de) 2001-12-19
WO2000057062A1 (de) 2000-09-28
DE29905249U1 (de) 1999-12-30
KR20020019892A (ko) 2002-03-13
AU762304B2 (en) 2003-06-19
JP2002540346A (ja) 2002-11-26
DE50005415D1 (de) 2004-04-01
CN1324239C (zh) 2007-07-04
WO2000057062B1 (de) 2000-12-07
HK1048844A1 (en) 2003-04-17
CN1365432A (zh) 2002-08-21

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee