AT264297B - Centrifugal pump for liquids - Google Patents

Centrifugal pump for liquids

Info

Publication number
AT264297B
AT264297B AT863266A AT863266A AT264297B AT 264297 B AT264297 B AT 264297B AT 863266 A AT863266 A AT 863266A AT 863266 A AT863266 A AT 863266A AT 264297 B AT264297 B AT 264297B
Authority
AT
Austria
Prior art keywords
liquids
centrifugal pump
centrifugal
pump
Prior art date
Application number
AT863266A
Other languages
German (de)
Original Assignee
Smedegaard As
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 Smedegaard As filed Critical Smedegaard As
Application granted granted Critical
Publication of AT264297B publication Critical patent/AT264297B/en

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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606—Canned motor pumps
    • F04D13/0613—Special connection between the rotor compartments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606—Canned motor pumps
    • F04D13/062—Canned motor pumps pressure compensation between motor- and pump- compartment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • F04D29/128—Shaft sealings using sealing-rings especially adapted for liquid pumps with special means for adducting cooling or sealing fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/602—Drainage
    • F05D2260/6022—Drainage of leakage having past a seal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/928—Seal including pressure relief or vent feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
AT863266A 1965-09-13 1966-09-13 Centrifugal pump for liquids AT264297B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK468565AA DK109243C (en) 1965-09-13 1965-09-13 Fluid circulation pump.

Publications (1)

Publication Number Publication Date
AT264297B true AT264297B (en) 1968-08-26

Family

ID=8135776

Family Applications (1)

Application Number Title Priority Date Filing Date
AT863266A AT264297B (en) 1965-09-13 1966-09-13 Centrifugal pump for liquids

Country Status (6)

Country Link
US (1) US3366068A (en)
AT (1) AT264297B (en)
BE (1) BE686820A (en)
CH (1) CH442998A (en)
DE (1) DE1528848B2 (en)
DK (1) DK109243C (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH532201A (en) * 1970-12-11 1972-12-31 Inventio Ag Lubricating and filtering device for circulation pumps
US3712756A (en) * 1971-07-22 1973-01-23 Gen Electric Centrifugally controlled flow modulating valve
JPS5548145Y2 (en) * 1974-08-30 1980-11-11
FR2508563B1 (en) * 1981-06-26 1985-11-08 Electro Hydraulique Seh ELECTRIC MOTOR PUMP WITH WET ROTOR
DE3248074C2 (en) * 1982-12-24 1985-10-17 Goetze Ag, 5093 Burscheid Sealing unit for, in particular, liquid pumps
DE3575591D1 (en) * 1984-07-09 1990-03-01 Minnesota Mining & Mfg CENTRIFUGAL BLOOD PUMP WITH CONICAL AXLE SEAL.
US4606698A (en) * 1984-07-09 1986-08-19 Mici Limited Partnership Iv Centrifugal blood pump with tapered shaft seal
US4589822A (en) * 1984-07-09 1986-05-20 Mici Limited Partnership Iv Centrifugal blood pump with impeller
US4911609A (en) * 1986-09-29 1990-03-27 Muskin, Inc. Fluid pump
US4753570A (en) * 1986-10-14 1988-06-28 Whirlpool Corporation Bidirectional pump with diaphragm operated valve for dishwasher
US5009570A (en) * 1989-05-02 1991-04-23 Maytag Corporation Mounting assembly for the impeller of a fluid pump
DE9210400U1 (en) * 1992-08-04 1993-09-02 Hanning Elektro-Werke GmbH & Co, 33813 Oerlinghausen Circulation or drainage pump driven by an electric motor for water-bearing household machines
DE19548471C1 (en) * 1995-12-22 1997-06-05 Grundfos As Circulation pump system e.g. for wet-running motor
DE19620901C1 (en) * 1996-05-23 1997-08-21 Grundfos As Immersion motor for circulation pump
DE19800302A1 (en) * 1998-01-07 1999-07-08 Wilo Gmbh Centrifugal motor pump with mechanical seal
US7264450B2 (en) * 2000-12-22 2007-09-04 Grundfos A/S Pump unit and method for operating a pump unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650117A (en) * 1950-01-19 1953-08-25 Garlock Packing Co Sealing device
GB811849A (en) * 1955-08-06 1959-04-15 Parkinson Cowan Appliances Ltd Improvements relating to pump impellers
US2881015A (en) * 1956-03-15 1959-04-07 Gits Bros Mfg Co Shaft seal means and method
NL101719C (en) * 1958-12-10
US3137237A (en) * 1961-08-22 1964-06-16 Wilfley & Sons Inc A Pump sealing apparatus

Also Published As

Publication number Publication date
CH442998A (en) 1967-08-31
BE686820A (en) 1967-02-15
DE1528848B2 (en) 1971-12-02
US3366068A (en) 1968-01-30
DK109243C (en) 1968-04-01
DE1528848A1 (en) 1970-09-17

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