DE69000731D1 - Drehkolbenmaschine fuer fluide. - Google Patents

Drehkolbenmaschine fuer fluide.

Info

Publication number
DE69000731D1
DE69000731D1 DE9090202041T DE69000731T DE69000731D1 DE 69000731 D1 DE69000731 D1 DE 69000731D1 DE 9090202041 T DE9090202041 T DE 9090202041T DE 69000731 T DE69000731 T DE 69000731T DE 69000731 D1 DE69000731 D1 DE 69000731D1
Authority
DE
Germany
Prior art keywords
fluide
turning piston
piston
turning
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 - Fee Related
Application number
DE9090202041T
Other languages
English (en)
Other versions
DE69000731T2 (de
Inventor
Tocew Lee
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69000731D1 publication Critical patent/DE69000731D1/de
Publication of DE69000731T2 publication Critical patent/DE69000731T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/082—Details specially related to intermeshing engagement type machines or engines
    • F01C1/086—Carter
    • 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
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F01C1/126—Rotary-piston machines or engines 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 elements extending radially from the rotor body not necessarily cooperating with corresponding recesses in the other rotor, e.g. lobes, Roots 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
    • F01C21/003—Systems for the equilibration of forces acting on the elements of the machine
    • F01C21/006—Equalization of pressure pulses
    • 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
    • F04C2250/00—Geometry
    • F04C2250/10—Geometry of the inlet or outlet
    • F04C2250/102—Geometry of the inlet or outlet of the outlet
DE9090202041T 1989-10-02 1990-07-19 Drehkolbenmaschine fuer fluide. Expired - Fee Related DE69000731T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/416,033 US4938670A (en) 1989-10-02 1989-10-02 Rotary fluid machine

Publications (2)

Publication Number Publication Date
DE69000731D1 true DE69000731D1 (de) 1993-02-18
DE69000731T2 DE69000731T2 (de) 1993-07-22

Family

ID=23648248

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9090202041T Expired - Fee Related DE69000731T2 (de) 1989-10-02 1990-07-19 Drehkolbenmaschine fuer fluide.

Country Status (6)

Country Link
US (1) US4938670A (de)
EP (1) EP0421499B1 (de)
CN (1) CN1018467B (de)
AU (1) AU627051B2 (de)
CA (1) CA2021884C (de)
DE (1) DE69000731T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0472751B1 (de) * 1990-08-27 1994-05-18 Leybold Aktiengesellschaft Rotor für eine Wälzkolbenvakuumpumpe
GB9200217D0 (en) * 1992-01-07 1992-02-26 Snell Michael J Water turbines
DE19613262A1 (de) * 1996-04-02 1997-10-09 Festo Kg Drehkolbenrundlaufmotor
EP0837219A1 (de) * 1996-10-21 1998-04-22 Heinz A Dr. Selic Rotationskolben-Motor
JPH10220371A (ja) * 1997-02-07 1998-08-18 Tochigi Fuji Ind Co Ltd 流体機械
GB9702836D0 (en) * 1997-02-12 1997-04-02 Apv Uk Plc Rotor for use in a rotary pump
KR100534532B1 (ko) * 1998-02-13 2005-12-07 가부시키가이샤 에바라 세이사꾸쇼 진공펌프 로터 및 그 제작방법
US8156937B2 (en) 2003-08-04 2012-04-17 Carefusion 203, Inc. Portable ventilator system
CA2531926C (en) 2003-08-04 2017-09-19 Pulmonetic Systems, Inc. Portable ventilator system
US20050112013A1 (en) * 2003-08-04 2005-05-26 Pulmonetic Systems, Inc. Method and apparatus for reducing noise in a roots-type blower
US7527053B2 (en) * 2003-08-04 2009-05-05 Cardinal Health 203, Inc. Method and apparatus for attenuating compressor noise
US8118024B2 (en) * 2003-08-04 2012-02-21 Carefusion 203, Inc. Mechanical ventilation system utilizing bias valve
US7607437B2 (en) * 2003-08-04 2009-10-27 Cardinal Health 203, Inc. Compressor control system and method for a portable ventilator
DE102006041633A1 (de) * 2006-09-05 2008-03-13 Herold & Co. Gmbh Pumpe
US7997885B2 (en) * 2007-12-03 2011-08-16 Carefusion 303, Inc. Roots-type blower reduced acoustic signature method and apparatus
US8888711B2 (en) 2008-04-08 2014-11-18 Carefusion 203, Inc. Flow sensor
RU2530928C2 (ru) * 2011-03-25 2014-10-20 Алексей Кадырович Ашмарин Способ определения криволинейного профиля лопастей дисков
JP2018168714A (ja) * 2017-03-29 2018-11-01 株式会社豊田自動織機 燃料電池用水素循環ポンプ
CN110185576A (zh) * 2019-06-26 2019-08-30 新乡市豫通泵业有限公司 容积式微型水轮机及基于该水轮机的固定混合比装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR889092A (fr) * 1942-12-15 1943-12-30 Knorr Bremse Ag Compresseur rotatif
US3056355A (en) * 1957-04-08 1962-10-02 Expl Du Generateur A Piston Li Hydraulic apparatus
US3089638A (en) * 1958-12-01 1963-05-14 Dresser Ind Impellers for fluid handling apparatus of the rotary positive displacement type
US3121530A (en) * 1959-08-11 1964-02-18 Heraeus Gmbh W C High vacuum pumps
US3105634A (en) * 1960-12-27 1963-10-01 Polysius Gmbh Rotary piston for a roots blower
US3371856A (en) * 1966-03-24 1968-03-05 Fuller Co Modified cycloidal impeller
IT1155626B (it) * 1982-02-23 1987-01-28 Fiat Auto Spa Compressore volumetrico rotativo del tipo roots

Also Published As

Publication number Publication date
AU627051B2 (en) 1992-08-13
AU5976290A (en) 1991-04-11
CN1050757A (zh) 1991-04-17
US4938670A (en) 1990-07-03
CA2021884A1 (en) 1991-04-03
EP0421499B1 (de) 1993-01-07
CN1018467B (zh) 1992-09-30
CA2021884C (en) 1994-11-22
DE69000731T2 (de) 1993-07-22
EP0421499A2 (de) 1991-04-10
EP0421499A3 (en) 1991-07-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee