DK0789814T3 - Mellemstykkeløs tandhjulspumpe med indvendigt fortandet hjulpar - Google Patents

Mellemstykkeløs tandhjulspumpe med indvendigt fortandet hjulpar

Info

Publication number: DK0789814T3
Authority: DK; Denmark
Prior art keywords: pct; gear pump; medium; toothed wheel; internally toothed
Prior art date: 1995-09-01

Application number

DK96932440T

Other languages

English (en)

Inventor

Otto Eckerle

Original Assignee

Otto Eckerle

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.)

1995-09-01

Filing date

1996-08-09

Publication date

1999-08-23

1995-09-01 Priority claimed from DE19532226A external-priority patent/DE19532226C1/de

1996-08-09 Application filed by Otto Eckerle filed Critical Otto Eckerle

1999-08-23 Application granted granted Critical

1999-08-23 Publication of DK0789814T3 publication Critical patent/DK0789814T3/da

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
- F04C2/10—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
- F04C2/102—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 the two members rotating simultaneously around their respective axes
- 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
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0007—Radial sealings for working fluid
- F04C15/0019—Radial sealing elements specially adapted for intermeshing-engagement type machines or pumps, e.g. gear machines or pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)
Details And Applications Of Rotary Liquid Pumps (AREA)

DK96932440T 1995-09-01 1996-08-09 Mellemstykkeløs tandhjulspumpe med indvendigt fortandet hjulpar DK0789814T3 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19532226A DE19532226C1 (de)	1994-06-17	1995-09-01	Füllstücklose Innenzahnradpumpe
PCT/DE1996/001523 WO1997009533A1 (de)	1995-09-01	1996-08-09	Füllstücklose innenzahnradpumpe

Publications (1)

Publication Number	Publication Date
DK0789814T3 true DK0789814T3 (da)	1999-08-23

Family

ID=7770963

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK96932440T DK0789814T3 (da)	1995-09-01	1996-08-09	Mellemstykkeløs tandhjulspumpe med indvendigt fortandet hjulpar

Country Status (8)

Country	Link
US (1)	US5890885A (da)
EP (1)	EP0789814B1 (da)
JP (1)	JPH10508359A (da)
CN (1)	CN1164887A (da)
AT (1)	ATE175005T1 (da)
DK (1)	DK0789814T3 (da)
RU (1)	RU2143589C1 (da)
WO (1)	WO1997009533A1 (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19804133A1 (de) *	1998-02-03	1999-08-12	Voith Turbo Kg	Sichellose Innenzahnradpumpe
DE19815421A1 (de)	1998-04-07	1999-10-14	Eckerle Ind Elektronik Gmbh	Innenzahnradmaschine
DE20021586U1 (de) *	2000-12-21	2002-02-14	Andreas Stihl AG & Co., 71336 Waiblingen	Getriebekopf
US20050063851A1 (en) *	2001-12-13	2005-03-24	Phillips Edward H	Gerotor pumps and methods of manufacture therefor
US10018198B2 (en) *	2012-02-27	2018-07-10	Magna Powertrain Bad Homburg GmbH	Pump arrangement having temperature control components
RU2516754C1 (ru) *	2013-02-27	2014-05-20	Открытое акционерное общество "Уфимское моторостроительное производственное объединение" ОАО "УМПО" Российской Федерация Республика Башкортостан	Шестеренчатый насос
JP6672850B2 (ja) *	2016-02-04	2020-03-25	株式会社ジェイテクト	オイルポンプ
CN112013262B (zh) *	2020-08-28	2021-10-22	台州九谊机电有限公司	一种机油泵的转子结构
CN114017318A (zh) *	2021-11-18	2022-02-08	宁波威克斯液压有限公司	滚动式自调平衡器及含有其的高压内啮合齿轮泵

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB963736A (en) *	1959-08-12	1964-07-15	Merritt & Company Engineering	Improvements in rotary fluid pumps of the n and n+1 type
US3680989A (en) *	1970-09-21	1972-08-01	Emerson Electric Co	Hydraulic pump or motor
DE2300484A1 (de) *	1973-01-05	1974-07-18	Otto Eckerle	Hochdruck-zahnradpumpe
DE4421255C1 (de) *	1994-06-17	1995-06-29	Otto Eckerle	Füllstücklose Innenzahnradpumpe

1996
- 1996-08-09 DK DK96932440T patent/DK0789814T3/da active
- 1996-08-09 US US08/836,267 patent/US5890885A/en not_active Expired - Fee Related
- 1996-08-09 AT AT96932440T patent/ATE175005T1/de not_active IP Right Cessation
- 1996-08-09 JP JP9510747A patent/JPH10508359A/ja not_active Ceased
- 1996-08-09 EP EP96932440A patent/EP0789814B1/de not_active Expired - Lifetime
- 1996-08-09 WO PCT/DE1996/001523 patent/WO1997009533A1/de active IP Right Grant
- 1996-08-30 RU RU96116940A patent/RU2143589C1/ru active
- 1996-09-08 CN CN96191012A patent/CN1164887A/zh active Pending

Also Published As

Publication number	Publication date
EP0789814B1 (de)	1998-12-23
ATE175005T1 (de)	1999-01-15
EP0789814A1 (de)	1997-08-20
US5890885A (en)	1999-04-06
JPH10508359A (ja)	1998-08-18
CN1164887A (zh)	1997-11-12
RU2143589C1 (ru)	1999-12-27
WO1997009533A1 (de)	1997-03-13

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