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IT1303636B1 - Macchina a ingranaggi idraulica, a caratteristiche acustichemigliorate. - Google Patents

Macchina a ingranaggi idraulica, a caratteristiche acustichemigliorate.

Info

Publication number
IT1303636B1
IT1303636B1 IT1998MI002616A ITMI982616A IT1303636B1 IT 1303636 B1 IT1303636 B1 IT 1303636B1 IT 1998MI002616 A IT1998MI002616 A IT 1998MI002616A IT MI982616 A ITMI982616 A IT MI982616A IT 1303636 B1 IT1303636 B1 IT 1303636B1
Authority
IT
Italy
Prior art keywords
acoustic characteristics
hydraulic gear
gear machine
improved acoustic
improved
Prior art date
Application number
IT1998MI002616A
Other languages
English (en)
Inventor
Oswald Friedmann
Original Assignee
Luk Getriebe Systeme Gmbh
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 Luk Getriebe Systeme Gmbh filed Critical Luk Getriebe Systeme Gmbh
Publication of ITMI982616A1 publication Critical patent/ITMI982616A1/it
Application granted granted Critical
Publication of IT1303636B1 publication Critical patent/IT1303636B1/it

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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • 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
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/101—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with a crescent-shaped filler element, located between the inner and outer intermeshing members
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Retarders (AREA)
  • Hydraulic Motors (AREA)
IT1998MI002616A 1997-12-03 1998-12-02 Macchina a ingranaggi idraulica, a caratteristiche acustichemigliorate. IT1303636B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19753558 1997-12-03

Publications (2)

Publication Number Publication Date
ITMI982616A1 ITMI982616A1 (it) 2000-06-02
IT1303636B1 true IT1303636B1 (it) 2001-02-21

Family

ID=7850568

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998MI002616A IT1303636B1 (it) 1997-12-03 1998-12-02 Macchina a ingranaggi idraulica, a caratteristiche acustichemigliorate.

Country Status (5)

Country Link
US (1) US6183229B1 (it)
JP (1) JPH11229802A (it)
DE (1) DE19854155B4 (it)
IT (1) IT1303636B1 (it)
NL (1) NL1010707C2 (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10058883A1 (de) * 1999-12-08 2001-07-12 Luk Lamellen & Kupplungsbau Zahnradmaschine
KR100412612B1 (ko) * 2001-12-15 2003-12-31 현대자동차주식회사 오일펌프
KR100513451B1 (ko) * 2002-10-09 2005-09-09 현대자동차주식회사 오일펌프의 소음저감구조
DE10334954A1 (de) * 2003-07-31 2005-02-24 Voith Turbo Gmbh & Co. Kg Hydropumpe
DE102005041579B4 (de) * 2005-09-01 2015-06-11 Bosch Rexroth Aktiengesellschaft Innenzahnradpumpe mit Füllstück
DE102005044576A1 (de) * 2005-09-17 2007-03-22 Voith Turbo Gmbh & Co. Kg Innenzahnradmaschine
DE102007030249A1 (de) * 2007-06-29 2009-01-08 Robert Bosch Gmbh Zahnradpumpenanordnung
DE102008054474B4 (de) * 2008-12-10 2013-07-25 Zf Friedrichshafen Ag Innenzahnradpumpe mit optimiertem Geräuschverhalten
US20110293460A1 (en) * 2010-05-26 2011-12-01 Sara Dexter Vane pump inlet window shape
DE102011078064A1 (de) * 2011-06-24 2012-12-27 Robert Bosch Gmbh Innenzahnradpumpe
DE102012210686A1 (de) * 2012-06-25 2014-01-02 Robert Bosch Gmbh Innenzahnradpumpe
DE102012213775A1 (de) * 2012-08-03 2014-02-06 Robert Bosch Gmbh Innenzahnradpumpe
DE102013207103A1 (de) * 2013-04-19 2014-10-23 Robert Bosch Gmbh Innenzahnradpumpe für eine hydraulische Fahrzeugbremsanlage
DE102014103958A1 (de) 2014-03-21 2015-09-24 Eckerle Industrie-Elektronik Gmbh Motor-Pumpen-Einheit
DE102019217049A1 (de) * 2019-11-06 2021-05-06 Robert Bosch Gmbh Innenzahnradmaschine mit hydrostatisch abgestütztem inneren Dichtungsteil am Füllstück
US11506200B1 (en) 2020-02-27 2022-11-22 Parker-Hannifin Corporation Hydraulic gear pump with radial pressure compensator
WO2023281821A1 (ja) * 2021-07-05 2023-01-12 株式会社島津製作所 内接歯車ポンプ及び内接歯車モータ
JP2023183867A (ja) * 2022-06-16 2023-12-28 住友精密工業株式会社 内接ギヤポンプ
DE102023202578A1 (de) * 2023-03-22 2024-09-26 Eckerle Technologies GmbH Fluidmaschine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1553014A1 (de) * 1963-03-04 1969-08-21 Otto Eckerle Einrichtung an Pumpen zur Verminderung der Geraeuschentwicklung
DE2300484A1 (de) 1973-01-05 1974-07-18 Otto Eckerle Hochdruck-zahnradpumpe
DE2313085C2 (de) 1973-03-16 1984-05-24 Otto 7502 Malsch Eckerle Axial und radial kompensierte Hochdruck-Zahnradpumpe
DE2606082A1 (de) * 1976-02-16 1977-08-25 Otto Eckerle Hochdruck-zahnradpumpe oder -motor
DE2942417A1 (de) 1979-10-19 1981-05-14 Otto Eckerle GmbH & Co KG, 7502 Malsch Innenzahnradmaschine
DE3528651A1 (de) * 1985-08-09 1987-02-19 Rohs Hans Guenther Prof Dr Ing Zahnradpumpe
DE4328733C1 (de) * 1993-08-26 1994-09-08 Voith Gmbh J M Innenzahnradpumpe

Also Published As

Publication number Publication date
US6183229B1 (en) 2001-02-06
NL1010707A1 (nl) 1999-06-07
NL1010707C2 (nl) 2000-12-28
DE19854155B4 (de) 2012-04-26
JPH11229802A (ja) 1999-08-24
DE19854155A1 (de) 1999-06-10
ITMI982616A1 (it) 2000-06-02

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