DE59307068D1 - Zahnradpumpe - Google Patents

Zahnradpumpe

Info

Publication number: DE59307068D1
Authority: DE; Germany
Prior art keywords: gear pump; gear; pump
Prior art date: 1992-12-16
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

DE59307068T

Other languages

English (en)

Inventor

Roger Stehr

Urs Boelsterli

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.)

Maag Pump Systems AG

Original Assignee

Maag Pump Systems AG

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.)

1992-12-16

Filing date

1993-10-28

Publication date

1997-09-11

1993-10-28 Application filed by Maag Pump Systems AG filed Critical Maag Pump Systems AG

1997-09-11 Application granted granted Critical

1997-09-11 Publication of DE59307068D1 publication Critical patent/DE59307068D1/de

2013-10-29 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)

DE59307068T 1992-12-16 1993-10-28 Zahnradpumpe Expired - Fee Related DE59307068D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE9217162U DE9217162U1 (de)	1992-12-16	1992-12-16	Zahnradpumpe

Publications (1)

Publication Number	Publication Date
DE59307068D1 true DE59307068D1 (de)	1997-09-11

Family

ID=6887187

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE9217162U Expired - Lifetime DE9217162U1 (de)	1992-12-16	1992-12-16	Zahnradpumpe
DE59307068T Expired - Fee Related DE59307068D1 (de)	1992-12-16	1993-10-28	Zahnradpumpe

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE9217162U Expired - Lifetime DE9217162U1 (de)	1992-12-16	1992-12-16	Zahnradpumpe

Country Status (4)

Country	Link
US (1)	US5462420A (de)
EP (1)	EP0602357B1 (de)
JP (1)	JPH0749088A (de)
DE (2)	DE9217162U1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2170792C (en) *	1995-04-26	2002-06-25	Jason J. Hill	Anti-leakage device
US7137789B2 (en) *	1997-07-18	2006-11-21	Rpm Industries, Inc.	Vent for reducing seal pressure in pump assembly
US6544008B1 (en) *	1997-07-18	2003-04-08	John K. Apostolides	Internal vent for reducing seal pressure in prelubrication pump assembly
US7150286B2 (en) *	1997-10-30	2006-12-19	Rpm Industries, Inc.	Methods and systems for performing, monitoring and analyzing multiple machine fluid processes
US9062575B2 (en) *	1997-10-30	2015-06-23	RPM Industries, LLC	Methods and systems for performing, monitoring and analyzing multiple machine fluid processes
US6708710B1 (en) *	1997-10-30	2004-03-23	Rpm Industries, Inc.	Vehicle fluid change apparatus and method
US6988506B1 (en)	1997-10-30	2006-01-24	Rpm Industries, Inc.	Fluid transfer system
JP4488144B2 (ja)	1998-12-04	2010-06-23	バルマークアクチエンゲゼルシヤフト	紡績ポンプ
ITMO20010108A1 (it) *	2001-05-29	2002-11-29	Rossi Motoriduttori Spa	Dispositivo di tenuta dinamica per riduttore
ITMI20020263A1 (it) *	2002-02-12	2003-08-12	Alfatech Srl	Pompa per il trasporto di masse fuse di polimeri ed elastomeri
US20040070152A1 (en) *	2002-08-05	2004-04-15	Oehman Robert E.	Ventilated pump shaft seal
US6853954B2 (en) *	2002-09-24	2005-02-08	John K. Apostolides	Methods and systems for collecting and processing data in association with machine operation and maintenance
JP6589225B2 (ja) *	2016-01-18	2019-10-16	三菱重工コンプレッサ株式会社	シール装置及び回転機械

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1072421A (en) *	1911-01-11	1913-09-09	Brown Lipe Gear Co	Lubricant-retaining means.
DE1553133A1 (de) *	1966-12-23	1970-07-30	Maag Zahnraeder & Maschinen Ag	Hochdruck-Zahnradpumpe
US3945779A (en) *	1973-08-30	1976-03-23	Robert Bosch Gmbh	Bearings for the trunnions of gears in gear pumps or the like
US3976405A (en) *	1974-10-29	1976-08-24	Cominco Ltd.	Pump
US4293291A (en) *	1977-12-19	1981-10-06	General Signal Corporation	Gear pump with improved shaft seal
US4336213A (en) *	1980-02-06	1982-06-22	Fox Steve A	Plastic extrusion apparatus and method
US4471963A (en) *	1984-01-09	1984-09-18	Luwa Corporation	Sealing member for rotating shaft and method of sealing therewith
GB2202005B (en) *	1987-03-12	1990-11-07	Ssp Pumps	Pump
DE4125128C2 (de) *	1990-08-10	1994-11-24	Barmag Barmer Maschf	Zahnradpumpe

1992
- 1992-12-16 DE DE9217162U patent/DE9217162U1/de not_active Expired - Lifetime
1993
- 1993-10-28 EP EP93117448A patent/EP0602357B1/de not_active Expired - Lifetime
- 1993-10-28 DE DE59307068T patent/DE59307068D1/de not_active Expired - Fee Related
- 1993-12-15 US US08/167,079 patent/US5462420A/en not_active Expired - Fee Related
- 1993-12-15 JP JP5314958A patent/JPH0749088A/ja active Pending

Also Published As

Publication number	Publication date
US5462420A (en)	1995-10-31
JPH0749088A (ja)	1995-02-21
EP0602357A1 (de)	1994-06-22
DE9217162U1 (de)	1993-03-25
EP0602357B1 (de)	1997-08-06

Publication	Publication Date	Title
DE69533829D1 (de)	2005-01-05	Mehrkammer-zahnradpumpe
DE69325907D1 (de)	1999-09-09	Getriebeanordnung
DE59206659D1 (de)	1996-08-01	Exzentergetriebe
DE69305570D1 (de)	1996-11-28	Zykloidengetriebe
DE69308452D1 (de)	1997-04-10	Getriebeeinheit
DE59203007D1 (de)	1995-08-31	Zahnradpumpe.
KR930021893U (ko)	1993-10-16	탠덤형 기어펌프
DE69302895D1 (de)	1996-07-04	Ausgleichgetriebe
DE69506295D1 (de)	1999-01-14	Zahnradpumpe
DE59307068D1 (de)	1997-09-11	Zahnradpumpe
DE59307598D1 (de)	1997-12-04	Zahnradpumpe
DE59203068D1 (de)	1995-09-07	Zahnradpumpe.
DE59608293D1 (de)	2002-01-10	Zahnradpumpe
DE69304071D1 (de)	1996-09-19	Getriebereihe
GB9207906D0 (en)	1992-05-27	Gear pump
KR930018315U (ko)	1993-08-21	전자펌프
NO172200C (no)	1993-06-16	Skruedrevpumpe
FI925205L (fi)	1994-05-18	Vaihderakenne
DE59304188D1 (de)	1996-11-21	Verdrängerpumpe
DE69321251D1 (de)	1998-10-29	Motorgetriebe
DE69533605D1 (de)	2004-11-11	Zahnradpumpe
DE59407509D1 (de)	1999-02-04	Zahnradpumpe
DE69210389D1 (de)	1996-06-05	Pumpenanordnung
ITMI920622A1 (it)	1993-09-18	Pompa ad ingranaggi
KR940022934U (ko)	1994-10-20	기어펌프

Legal Events

Date	Code	Title	Description
1997-10-16	8327	Change in the person/name/address of the patent owner	Owner name: MAAG PUMP SYSTEMS TEXTRON AG, ZUERICH, CH
1998-09-03	8364	No opposition during term of opposition
2007-08-23	8339	Ceased/non-payment of the annual fee