CN1324239C - 用于产生压力或真空的泵 - Google Patents

用于产生压力或真空的泵 Download PDF

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Publication number
CN1324239C
CN1324239C CNB008109885A CN00810988A CN1324239C CN 1324239 C CN1324239 C CN 1324239C CN B008109885 A CNB008109885 A CN B008109885A CN 00810988 A CN00810988 A CN 00810988A CN 1324239 C CN1324239 C CN 1324239C
Authority
CN
China
Prior art keywords
housing lid
pump
voltage interface
passage
inwall
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
CNB008109885A
Other languages
English (en)
Chinese (zh)
Other versions
CN1365432A (zh
Inventor
弗里茨－马丁·肖尔茨
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 GmbH and Co KG
Original Assignee
Werner Rietschle GmbH and 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 Werner Rietschle GmbH and Co KG filed Critical Werner Rietschle GmbH and Co KG
Publication of CN1365432A publication Critical patent/CN1365432A/zh
Application granted granted Critical
Publication of CN1324239C publication Critical patent/CN1324239C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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)
CNB008109885A 1999-03-22 2000-03-22 用于产生压力或真空的泵 Expired - Lifetime CN1324239C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29905249.4 1999-03-22
DE29905249U DE29905249U1 (de) 1999-03-22 1999-03-22 Pumpe zur Erzeugung von Druck und Unterdruck

Publications (2)

Publication Number Publication Date
CN1365432A CN1365432A (zh) 2002-08-21
CN1324239C true CN1324239C (zh) 2007-07-04

Family

ID=8071227

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB008109885A Expired - Lifetime CN1324239C (zh) 1999-03-22 2000-03-22 用于产生压力或真空的泵

Country Status (9)

Country Link
EP (1) EP1163450B1 (ko)
JP (1) JP2002540346A (ko)
KR (1) KR100681804B1 (ko)
CN (1) CN1324239C (ko)
AT (1) ATE260412T1 (ko)
AU (1) AU762304B2 (ko)
DE (2) DE29905249U1 (ko)
HK (1) HK1048844A1 (ko)
WO (1) WO2000057062A1 (ko)

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
CN101124404A (zh) * 2004-12-28 2008-02-13 李起春 旋转泵及使用其的多旋转泵

Citations (3)

* 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
GB2139287A (en) * 1983-05-05 1984-11-07 Dana Corp Gear-type rotary hydraulic machine
EP0389838A2 (en) * 1989-03-30 1990-10-03 Inoxpa, S.A. Housing for rotary pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048095B1 (en) * 1980-09-05 1983-12-14 British Nuclear Fuels PLC Pump for heavy gases
GB2101687B (en) * 1981-07-15 1984-08-30 British Oxygen Co Ltd Rotary pumping apparatus
US4588358A (en) 1984-07-02 1986-05-13 Werner Rietschle Maschinen-Und Apparatebau Gmbh Rotary vane evacuating pump
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

Patent Citations (3)

* 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
GB2139287A (en) * 1983-05-05 1984-11-07 Dana Corp Gear-type rotary hydraulic machine
EP0389838A2 (en) * 1989-03-30 1990-10-03 Inoxpa, S.A. Housing for rotary pump

Also Published As

Publication number Publication date
WO2000057062A1 (de) 2000-09-28
AU762304B2 (en) 2003-06-19
AU3963500A (en) 2000-10-09
KR100681804B1 (ko) 2007-02-15
EP1163450A1 (de) 2001-12-19
CN1365432A (zh) 2002-08-21
WO2000057062B1 (de) 2000-12-07
DE29905249U1 (de) 1999-12-30
JP2002540346A (ja) 2002-11-26
HK1048844A1 (en) 2003-04-17
KR20020019892A (ko) 2002-03-13
ATE260412T1 (de) 2004-03-15
EP1163450B1 (de) 2004-02-25
DE50005415D1 (de) 2004-04-01

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GR01 Patent grant
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Granted publication date: 20070704

CX01 Expiry of patent term