HK1037020A1 - Positive displacement machine - Google Patents

Positive displacement machine

Info

Publication number
HK1037020A1
HK1037020A1 HK01107812A HK01107812A HK1037020A1 HK 1037020 A1 HK1037020 A1 HK 1037020A1 HK 01107812 A HK01107812 A HK 01107812A HK 01107812 A HK01107812 A HK 01107812A HK 1037020 A1 HK1037020 A1 HK 1037020A1
Authority
HK
Hong Kong
Prior art keywords
positive displacement
displacement machine
working cavity
bearings
rotors
Prior art date
Application number
HK01107812A
Other languages
English (en)
Inventor
Ulrich Becher
Andreas Basteck
Original Assignee
Busch Sa Atel
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 Busch Sa Atel filed Critical Busch Sa Atel
Publication of HK1037020A1 publication Critical patent/HK1037020A1/xx

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
    • F04C18/14—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 with toothed rotary pistons
    • F04C18/16—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 with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/02—Arrangements of bearings
    • 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
    • F04C18/082—Details specially related to intermeshing engagement type pumps
    • F04C18/086—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
    • F04C2220/00—Application
    • F04C2220/10—Vacuum
    • F04C2220/12—Dry running

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
  • Rolling Contact Bearings (AREA)
  • Formation And Processing Of Food Products (AREA)
HK01107812A 1998-04-21 2001-11-07 Positive displacement machine HK1037020A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98810350A EP0952351A1 (de) 1998-04-21 1998-04-21 Verdrängermaschine
PCT/CH1999/000137 WO1999054627A1 (de) 1998-04-21 1999-04-01 Verdrängermaschine

Publications (1)

Publication Number Publication Date
HK1037020A1 true HK1037020A1 (en) 2002-01-25

Family

ID=8236048

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01107812A HK1037020A1 (en) 1998-04-21 2001-11-07 Positive displacement machine

Country Status (15)

Country Link
US (1) US6354823B1 (xx)
EP (2) EP0952351A1 (xx)
JP (1) JP2002512345A (xx)
KR (1) KR100681477B1 (xx)
CN (1) CN1095040C (xx)
AT (1) ATE220448T1 (xx)
AU (1) AU2918999A (xx)
CA (1) CA2328718C (xx)
DE (1) DE59901994D1 (xx)
DK (1) DK1073845T3 (xx)
ES (1) ES2182495T3 (xx)
HK (1) HK1037020A1 (xx)
PT (1) PT1073845E (xx)
SI (1) SI1073845T1 (xx)
WO (1) WO1999054627A1 (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI277694B (en) 2002-02-28 2007-04-01 Teijin Seiki Co Ltd Vacuum exhausting apparatus
JP4321206B2 (ja) * 2003-10-17 2009-08-26 株式会社デンソー 気体圧縮装置
BE1016733A3 (nl) * 2005-08-25 2007-05-08 Atlas Copco Airpower Nv Verbeterde lagedruk schroefcompressor.
CN100360804C (zh) * 2005-11-04 2008-01-09 浙江工业大学 一种外环流活塞泵
JP4670729B2 (ja) * 2006-05-08 2011-04-13 株式会社デンソー 気体圧縮機
DE102006035783A1 (de) * 2006-08-01 2008-02-07 Grasso Gmbh Refrigeration Technology Schraubenverdichter
US20090098003A1 (en) * 2007-10-11 2009-04-16 General Electric Company Multiphase screw pump
DE102010019635B4 (de) 2010-05-06 2014-04-03 Multivac Sepp Haggenmüller Gmbh & Co. Kg Siegelstation für eine Verpackungsmaschine
CN103047142A (zh) * 2012-12-29 2013-04-17 中国科学院沈阳科学仪器股份有限公司 一种干气密封螺杆真空泵
GB2558954B (en) * 2017-01-24 2019-10-30 Edwards Ltd Pump sealing
RU208092U1 (ru) * 2021-02-09 2021-12-01 Акционерное общество "Научно-производственное предприятие "Рубин" (АО "НПП "Рубин") Газодувка объемная двухроторная трехлопастная

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH1737A (fr) 1890-01-17 1890-04-30 Cie Dubail Monnin Frossard Et Perfectionnement aux méchanismes de remontoirs des montres de poche
US1751703A (en) * 1927-11-03 1930-03-25 Daniel D Long Pump
US2633083A (en) * 1948-09-21 1953-03-31 Barnes Mfg Co Pump
US2705922A (en) * 1953-04-06 1955-04-12 Dresser Ind Fluid pump or motor of the rotary screw type
DE3124247C1 (de) * 1981-06-19 1983-06-01 Boge Kompressoren Otto Boge Gmbh & Co Kg, 4800 Bielefeld Schraubenverdichter
JPH0718421B2 (ja) * 1984-10-29 1995-03-06 株式会社日立製作所 回転式圧縮機の異常検出装置
US4674960A (en) * 1985-06-25 1987-06-23 Spectra-Physics, Inc. Sealed rotary compressor
DE3706588C2 (de) 1987-02-26 1993-12-02 Mannesmann Ag Antriebseinrichtung für Rotationskolbenverdichter
JPH01275914A (ja) * 1988-04-28 1989-11-06 Ulvac Corp 真空中駆動機構
JPH0240201A (ja) * 1988-07-29 1990-02-09 Tsumura & Co ロータリー・アトマイザー
NL8803199A (nl) 1988-12-29 1990-07-16 Skf Ind Trading & Dev Schroefcompressor.
US4975925A (en) * 1989-11-01 1990-12-04 The Spectranetics Corporation Unlubricated bearings for gas lasers
JPH04114360A (ja) * 1990-09-05 1992-04-15 Fujitsu Ltd ディスク装置
JP2537712B2 (ja) * 1991-07-10 1996-09-25 株式会社荏原製作所 スクリュ―形真空ポンプ
JP3144033B2 (ja) * 1992-03-02 2001-03-07 日本精工株式会社 転がり軸受装置
US5269667A (en) * 1993-02-24 1993-12-14 Ingersoll-Rand Company Removabe discharge port plate for a compressor
JPH06313433A (ja) * 1993-04-30 1994-11-08 Shinagawa Refract Co Ltd セラミック軸受
DE19513380C2 (de) 1995-04-08 1997-09-04 Gutehoffnungshuette Man Abdichtung, Lagerung und Antrieb der Rotoren eines trockenlaufenden Schraubenrotorverdichters
US5580232A (en) * 1995-05-04 1996-12-03 Kobelco Compressors (America), Inc. Rotor assembly having a slip joint in the shaft assembly
DE19522551C2 (de) 1995-06-21 2000-05-18 Sterling Ind Consult Gmbh Zweiwellen-Verdrängermaschine

Also Published As

Publication number Publication date
EP0952351A1 (de) 1999-10-27
CA2328718A1 (en) 1999-10-28
EP1073845A1 (de) 2001-02-07
CN1298474A (zh) 2001-06-06
JP2002512345A (ja) 2002-04-23
ES2182495T3 (es) 2003-03-01
DE59901994D1 (de) 2002-08-14
US6354823B1 (en) 2002-03-12
KR20010042719A (ko) 2001-05-25
DK1073845T3 (da) 2002-09-23
WO1999054627A1 (de) 1999-10-28
AU2918999A (en) 1999-11-08
CA2328718C (en) 2008-02-19
EP1073845B1 (de) 2002-07-10
SI1073845T1 (en) 2002-10-31
CN1095040C (zh) 2002-11-27
PT1073845E (pt) 2002-11-29
KR100681477B1 (ko) 2007-02-09
ATE220448T1 (de) 2002-07-15

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170401