CH626950A5 - - Google Patents

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Publication number
CH626950A5
CH626950A5 CH375778A CH375778A CH626950A5 CH 626950 A5 CH626950 A5 CH 626950A5 CH 375778 A CH375778 A CH 375778A CH 375778 A CH375778 A CH 375778A CH 626950 A5 CH626950 A5 CH 626950A5
Authority
CH
Switzerland
Prior art keywords
shaft
ring
gear pump
pump according
housing
Prior art date
Application number
CH375778A
Other languages
German (de)
English (en)
Inventor
Fritz Haupt
Original Assignee
Maag Zahnraeder & Maschinen 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.)
Filing date
Publication date
Application filed by Maag Zahnraeder & Maschinen Ag filed Critical Maag Zahnraeder & Maschinen Ag
Priority to CH375778A priority Critical patent/CH626950A5/de
Priority to DE2825616A priority patent/DE2825616C2/de
Priority to US06/021,786 priority patent/US4268232A/en
Priority to GB7911550A priority patent/GB2018901B/en
Priority to IT21541/79A priority patent/IT1112428B/it
Priority to SU792747553A priority patent/SU912056A3/ru
Priority to JP4115079A priority patent/JPS54137104A/ja
Priority to FR7908923A priority patent/FR2422052A1/fr
Publication of CH626950A5 publication Critical patent/CH626950A5/de
Priority to JP1982120020U priority patent/JPS5862190U/ja

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • 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
CH375778A 1978-04-07 1978-04-07 CH626950A5 (xx)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH375778A CH626950A5 (xx) 1978-04-07 1978-04-07
DE2825616A DE2825616C2 (de) 1978-04-07 1978-06-12 Lager- und Dichtungsanordnung an den Wellen einer Zahnradpumpe
US06/021,786 US4268232A (en) 1978-04-07 1979-03-19 Intermeshing gear pump with sealing means comprising two concentric slide rings
GB7911550A GB2018901B (en) 1978-04-07 1979-04-03 Rotary positive-displacement fluid-machines
IT21541/79A IT1112428B (it) 1978-04-07 1979-04-03 Pompa ad ingranaggi
SU792747553A SU912056A3 (ru) 1978-04-07 1979-04-06 Шестеренный насос
JP4115079A JPS54137104A (en) 1978-04-07 1979-04-06 Gear pump
FR7908923A FR2422052A1 (fr) 1978-04-07 1979-04-09 Pompe a engrenages
JP1982120020U JPS5862190U (ja) 1978-04-07 1982-08-09 歯車ポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH375778A CH626950A5 (xx) 1978-04-07 1978-04-07

Publications (1)

Publication Number Publication Date
CH626950A5 true CH626950A5 (xx) 1981-12-15

Family

ID=4262836

Family Applications (1)

Application Number Title Priority Date Filing Date
CH375778A CH626950A5 (xx) 1978-04-07 1978-04-07

Country Status (8)

Country Link
US (1) US4268232A (xx)
JP (2) JPS54137104A (xx)
CH (1) CH626950A5 (xx)
DE (1) DE2825616C2 (xx)
FR (1) FR2422052A1 (xx)
GB (1) GB2018901B (xx)
IT (1) IT1112428B (xx)
SU (1) SU912056A3 (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070335A1 (en) * 1981-07-17 1983-01-26 Gits Bros. Mfg. Co. Pressure compensated shaft seal
DE3206080A1 (de) * 1982-02-17 1983-09-08 EG u. G. Euroseals GmbH i. G., 1000 Berlin Aussenbord-stevenrohrdichtung fuer das oelgeschmierte wellenlager von schiffen
CH654879A5 (de) * 1982-03-12 1986-03-14 Maag Zahnraeder & Maschinen Ag Zahnradmaschine, insbesondere zahnradpumpe fuer loesungen oder schmelzen von polymeren.
US4648479A (en) * 1983-09-30 1987-03-10 Exxon Production Research Co. Multiple-port, multiple-chamber, tuned air-powered subsea seismic source
GB2202005B (en) * 1987-03-12 1990-11-07 Ssp Pumps Pump
US4900039A (en) * 1988-07-27 1990-02-13 The Pullman Company Twin face seal
US5501471A (en) * 1992-06-11 1996-03-26 Nippon Pillar Packing Co., Ltd. Mechanical seal with blade-like sealing end
US5544897A (en) * 1993-08-19 1996-08-13 A. W. Chesterton Co. Cartridge seal having a high contact pressure seal and means for intersleeve adjustment including quench fluid delivery
US5553867A (en) * 1995-04-21 1996-09-10 Environamics Corporation Triple cartridge seal having one inboard and two concentric seals for chemical processing pump
US5820129A (en) * 1996-07-11 1998-10-13 Power Packing Co., Inc. Mechanical split double seals
MX2010010967A (es) * 2008-04-09 2010-11-05 Nestec Sa Bombas de engranaje y metodos para usar las bombas de engranaje.
DE102009058341A1 (de) * 2009-12-15 2011-06-16 Voith Patent Gmbh Hydrodynamische Maschine, insbesondere hydrodynamischer Retarder
US9617994B2 (en) 2014-04-18 2017-04-11 Delaware Capital Formation, Inc. Pump with mechanical seal assembly
DE112019001237T5 (de) * 2018-03-09 2020-12-03 Nok Corporation Dichtungsvorrichtung und Verfahren zu deren Montage
US11060559B2 (en) * 2018-06-11 2021-07-13 Eaton Intelligent Power Limited Bi-metallic journal bearing with additive manufactured sleeve
DE102022000385A1 (de) 2022-02-01 2023-08-03 Oerlikon Textile Gmbh & Co. Kg Außenzahnradpumpe mit Wellendichtung

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1362621A (en) * 1920-12-21 hawley
AT43035B (de) * 1908-11-02 1910-07-11 Robert James White Dichtungseinrichtung für Pumpen oder Gebläse mit kreisenden, zahnradartig ineinander greifenden Kolben.
US1478417A (en) * 1922-11-27 1923-12-25 Prospect Mfg Company Pump
GB309791A (en) * 1928-07-06 1929-04-18 Bernhard Bischof An oil circulating system for rotary compressors
US2381615A (en) * 1937-11-08 1945-08-07 Us Electrical Motors Inc Submersible structure
US2555492A (en) * 1947-10-23 1951-06-05 Ingersoll Rand Co Pressure fluid seal
US2577292A (en) * 1948-01-02 1951-12-04 Phillips Petroleum Co Shaft seal mechanism
DE866488C (de) * 1949-06-30 1953-02-09 Heinrich Scholler Dr Ing Verfahren zur Herstellung von Duengemitteln
US2679412A (en) * 1950-03-24 1954-05-25 Read Standard Corp Seal
US3093380A (en) * 1954-10-14 1963-06-11 Macks Elmer Fred Sealing member and method
DE959153C (de) * 1955-06-28 1957-02-28 Klein Schanzlin & Becker Ag Stopfbuechsenbrille fuer Dichtungen an Pumpen od. dgl.
US2996015A (en) * 1959-10-21 1961-08-15 Thompson Ramo Wooldridge Inc Pressure loaded pump
US3112867A (en) * 1961-03-29 1963-12-03 Wade Engineering Ltd Blowers and motors with cooperating rotors
US3191545A (en) * 1962-01-22 1965-06-29 Waukesha Foundry Co Aseptic joint seal
FR1330063A (fr) * 1962-07-31 1963-06-14 Voith Gmbh J M Joint de traversée compensé à double effet
GB980810A (en) * 1963-01-28 1965-01-20 Dowty Fuel Syst Ltd Apparatus including a shaft rotatably mounted in a housing and sealing means therefor
FR2016621A1 (xx) * 1968-08-30 1970-05-08 Goeppner Kaiserslautern Eisen
US3526470A (en) * 1968-09-11 1970-09-01 St Regis Paper Co Circulating pumps
JPS477550U (xx) * 1971-02-22 1972-09-27
FR2231271A5 (en) * 1973-05-23 1974-12-20 Gueytron Jean Claude Shaft seal assembly with rubbing rings - barrier fluid is fed between parts of one ring and has elastic seats
SE7605256L (sv) * 1976-05-10 1977-11-11 Stenberg Flygt Ab Lagerhallare

Also Published As

Publication number Publication date
JPS54137104A (en) 1979-10-24
US4268232A (en) 1981-05-19
DE2825616A1 (de) 1979-10-11
FR2422052A1 (fr) 1979-11-02
JPS5862190U (ja) 1983-04-26
GB2018901B (en) 1982-07-28
SU912056A3 (ru) 1982-03-07
IT1112428B (it) 1986-01-13
FR2422052B1 (xx) 1983-11-18
IT7921541A0 (it) 1979-04-03
DE2825616C2 (de) 1986-03-13
GB2018901A (en) 1979-10-24

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: MAAG PUMP SYSTEMS AG

PL Patent ceased