DE602004014625D1 - Zahnradzahn und aussenzahnradpumpe - Google Patents

Zahnradzahn und aussenzahnradpumpe

Info

Publication number
DE602004014625D1
DE602004014625D1 DE602004014625T DE602004014625T DE602004014625D1 DE 602004014625 D1 DE602004014625 D1 DE 602004014625D1 DE 602004014625 T DE602004014625 T DE 602004014625T DE 602004014625 T DE602004014625 T DE 602004014625T DE 602004014625 D1 DE602004014625 D1 DE 602004014625D1
Authority
DE
Germany
Prior art keywords
tooth
gear pump
toothpiece
external gear
tip
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.)
Active
Application number
DE602004014625T
Other languages
English (en)
Inventor
Joao Merendeiro
Jose Ribafeita
Do Que Vu
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Publication of DE602004014625D1 publication Critical patent/DE602004014625D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F04C2/084—Toothed wheels
    • 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
    • F04C2/18—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 similar tooth forms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Gears, Cams (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
DE602004014625T 2003-08-20 2004-07-21 Zahnradzahn und aussenzahnradpumpe Active DE602004014625D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0310040A FR2859000B1 (fr) 2003-08-20 2003-08-20 Dent d'engrenage et pompe a engrenages exterieurs
PCT/FR2004/001925 WO2005021972A1 (fr) 2003-08-20 2004-07-21 Dent d’engrenage et pompe a engrenages exterieurs

Publications (1)

Publication Number Publication Date
DE602004014625D1 true DE602004014625D1 (de) 2008-08-07

Family

ID=34112826

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004014625T Active DE602004014625D1 (de) 2003-08-20 2004-07-21 Zahnradzahn und aussenzahnradpumpe

Country Status (8)

Country Link
US (1) US8109748B2 (de)
EP (1) EP1658437B1 (de)
JP (1) JP4936888B2 (de)
AT (1) ATE399266T1 (de)
DE (1) DE602004014625D1 (de)
ES (1) ES2305859T3 (de)
FR (1) FR2859000B1 (de)
WO (1) WO2005021972A1 (de)

Families Citing this family (22)

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CN101109436B (zh) 2006-07-21 2011-02-16 北京交通大学 用于动力传动的增速或减速齿轮副
US8312785B2 (en) * 2008-06-20 2012-11-20 Graco Minnesota Inc. Involute gear teeth for fluid metering device
USD659452S1 (en) 2011-03-04 2012-05-15 Simplehuman, Llc Soap pump
US8678244B2 (en) 2011-03-04 2014-03-25 Simplehuman, Llc Soap dispensing units with anti-drip valve
JP6193213B2 (ja) * 2011-04-20 2017-09-06 エクスポネンシャル テクノロジーズ，インコーポレイテッドＥｘｐｏｎｅｎｔｉａｌ Ｔｅｃｈｎｏｌｏｇｉｅｓ，Ｉｎｃ． インボリュート曲線を用いて形成されたロータ
WO2012151699A1 (en) * 2011-05-09 2012-11-15 Exponential Technologies, Inc. Spherical involute gear coupling
CA2862506C (en) 2012-02-08 2020-04-28 Simplehuman, Llc Liquid dispensing units
USD699475S1 (en) 2013-02-28 2014-02-18 Simplehuman, Llc Soap pump
USD770798S1 (en) 2015-02-25 2016-11-08 Simplehuman, Llc Soap pump
US10076216B2 (en) 2015-02-25 2018-09-18 Simplehuman, Llc Foaming soap dispensers
CA2922625A1 (en) 2015-03-06 2016-09-06 Simplehuman, Llc Foaming soap dispensers
USD773848S1 (en) 2015-03-06 2016-12-13 Simplehuman, Llc Liquid dispenser cartridge
USD785970S1 (en) 2016-01-25 2017-05-09 Simplehuman, Llc Soap pump head
EP3403555B1 (de) 2017-03-17 2021-01-06 Simplehuman LLC Seifenpumpe
USD818741S1 (en) 2017-03-17 2018-05-29 Simplehuman, Llc Soap pump
EP3724507A4 (de) 2017-12-13 2021-10-20 Exponential Technologies, Inc. Rotierende fluidströmungsvorrichtung
CN111197574B (zh) * 2018-11-20 2021-07-23 宿迁学院 一种泵用高性能的新抛物线转子
US11168683B2 (en) 2019-03-14 2021-11-09 Exponential Technologies, Inc. Pressure balancing system for a fluid pump
USD962672S1 (en) 2020-08-26 2022-09-06 Simplehuman, Llc Dispenser
USD967650S1 (en) 2020-10-26 2022-10-25 Simplehuman, Llc Liquid dispenser
US11918156B2 (en) 2021-02-05 2024-03-05 Simplehuman, Llc Push-pump for dispensing soap or other liquids
US11759060B2 (en) 2021-02-08 2023-09-19 Simplehuman, Llc Portable consumer liquid pump

Family Cites Families (28)

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Publication number Priority date Publication date Assignee Title
US533292A (en) * 1895-01-29 Rotary blower
US559703A (en) * 1896-05-05 Thomas w
GB439908A (en) * 1934-09-28 1935-12-17 Brown David & Sons Ltd Improvements in rotors for pumps and blowers
US2462924A (en) * 1944-03-01 1949-03-01 Equi Flow Inc Gear tooth profile
US2447104A (en) * 1944-08-30 1948-08-17 Trbojevich Nikola Variable leverage gearing
US2701683A (en) * 1951-12-15 1955-02-08 Read Standard Corp Interengaging rotor blower
US3089638A (en) * 1958-12-01 1963-05-14 Dresser Ind Impellers for fluid handling apparatus of the rotary positive displacement type
DE1403934A1 (de) * 1960-03-14 1969-01-16 Reiners U Wiggermann Ohg Regelbare Zahnrad-Verdraengungsmaschine
US3182900A (en) * 1962-11-23 1965-05-11 Davey Compressor Co Twin rotor compressor with mating external teeth
US3323499A (en) * 1963-07-01 1967-06-06 Gijbeis Peter Hendrik Rotary combustion, respectively expansion engine
DE2108714B2 (de) * 1971-02-24 1973-05-30 Gebr Wmkelstrater GmbH, 5600 Wuppertal Barmen Parallel- und aussenachsige rotationskolbenmaschine
US4003349A (en) * 1974-09-18 1977-01-18 Habsburg Lothringen Leopold V Rotary piston engine
US4145168A (en) * 1976-11-12 1979-03-20 Bobby J. Travis Fluid flow rotating machinery of lobe type
US4224015A (en) * 1977-01-19 1980-09-23 Oval Engineering Co., Ltd. Positive displacement flow meter with helical-toothed rotors
US4324538A (en) * 1978-09-27 1982-04-13 Ingersoll-Rand Company Rotary positive displacement machine with specific lobed rotor profiles
US4224016A (en) * 1978-09-27 1980-09-23 Brown Arthur E Rotary positive displacement machines
JPS5732091A (en) * 1980-07-30 1982-02-20 Nippon Air Brake Co Ltd Gear pump or motor
JPS6188071A (ja) * 1984-10-05 1986-05-06 Mitsui Eng & Shipbuild Co Ltd インボリユ−ト歯車の歯形修正方法
JPS6436992A (en) * 1987-07-31 1989-02-07 Fuji Heavy Ind Ltd Roots blower
GB2243651A (en) * 1990-05-05 1991-11-06 Drum Eng Co Ltd Rotary, positive displacement machine
US5154149A (en) * 1991-04-05 1992-10-13 Turner Leonard W Rotary motor/pump
JPH05296159A (ja) * 1992-04-20 1993-11-09 Tokico Ltd 容積式回転機用ロータ
JP3529209B2 (ja) * 1995-11-29 2004-05-24 株式会社オーバル ハスバ歯車
JPH112191A (ja) * 1997-06-13 1999-01-06 Shimadzu Corp 歯車ポンプ又はモータ
DE19725462A1 (de) * 1997-06-16 1998-12-24 Storz Endoskop Gmbh Medizinische Zahnradpumpe zum Saugen und Spülen
DE19819538C2 (de) * 1998-04-30 2000-02-17 Rietschle Werner Gmbh & Co Kg Druck-Saug-Pumpe
GB9930265D0 (en) * 1999-12-23 2000-02-09 Masters R Rotary engine
DE10003735A1 (de) * 2000-01-28 2000-11-16 Bosch Gmbh Robert Hydraulische Zahnradmaschine

Also Published As

Publication number Publication date
WO2005021972A1 (fr) 2005-03-10
ATE399266T1 (de) 2008-07-15
FR2859000A1 (fr) 2005-02-25
ES2305859T3 (es) 2008-11-01
JP2007502950A (ja) 2007-02-15
EP1658437A1 (de) 2006-05-24
JP4936888B2 (ja) 2012-05-23
US8109748B2 (en) 2012-02-07
US20070274853A1 (en) 2007-11-29
FR2859000B1 (fr) 2005-09-30
EP1658437B1 (de) 2008-06-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition