DE3802949A1 - Luftventilator mit kleiner leistung im wasserbetrieb - Google Patents

Luftventilator mit kleiner leistung im wasserbetrieb

Info

Publication number
DE3802949A1
DE3802949A1 DE19883802949 DE3802949A DE3802949A1 DE 3802949 A1 DE3802949 A1 DE 3802949A1 DE 19883802949 DE19883802949 DE 19883802949 DE 3802949 A DE3802949 A DE 3802949A DE 3802949 A1 DE3802949 A1 DE 3802949A1
Authority
DE
Germany
Prior art keywords
air
fan
fan blades
hub
electric motor
Prior art date
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.)
Granted
Application number
DE19883802949
Other languages
German (de)
English (en)
Other versions
DE3802949C2 (enExample
Inventor
Wolfgang Hanagarth
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.)
KSB AG
Klein Schanzlin and Becker AG
Original Assignee
KSB AG
Klein Schanzlin and Becker 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 KSB AG, Klein Schanzlin and Becker AG filed Critical KSB AG
Priority to DE19883802949 priority Critical patent/DE3802949A1/de
Publication of DE3802949A1 publication Critical patent/DE3802949A1/de
Application granted granted Critical
Publication of DE3802949C2 publication Critical patent/DE3802949C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • F04D29/323—Blade mountings adjustable
    • 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
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/132—Submersible electric motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/09—Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE19883802949 1988-02-02 1988-02-02 Luftventilator mit kleiner leistung im wasserbetrieb Granted DE3802949A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19883802949 DE3802949A1 (de) 1988-02-02 1988-02-02 Luftventilator mit kleiner leistung im wasserbetrieb

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883802949 DE3802949A1 (de) 1988-02-02 1988-02-02 Luftventilator mit kleiner leistung im wasserbetrieb

Publications (2)

Publication Number Publication Date
DE3802949A1 true DE3802949A1 (de) 1989-08-10
DE3802949C2 DE3802949C2 (enExample) 1993-07-22

Family

ID=6346404

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883802949 Granted DE3802949A1 (de) 1988-02-02 1988-02-02 Luftventilator mit kleiner leistung im wasserbetrieb

Country Status (1)

Country Link
DE (1) DE3802949A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4229038A1 (de) * 1992-07-15 1994-01-20 Loher Ag Zusatzaggregat, insbesondere Kühlvorrichtung mit einem Lüfter, für eine Maschine, insbesondere für einen Elektromotor
GB2334553A (en) * 1997-10-03 1999-08-25 Cornell Pump Manufacturing Cor Fan cooled motor and pump with fan torque-release mechanism for submersed working
US6783322B2 (en) 2002-04-23 2004-08-31 Roper Holdings, Inc. Pump system with variable-pressure seal

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE236749C (enExample) *
DE660275C (de) * 1932-05-30 1938-05-25 James Herbert Wainwright Gill Fluegelrad fuer axialen Durchtritt des Foerdermittels
DE851175C (de) * 1948-10-02 1952-10-02 Fritz Hirsch Selbstregelung von Kreiselradmaschinen
CH303021A (fr) * 1952-03-15 1954-11-15 B Brunet Ramon Hélice de ventilateur.
DE2049679A1 (de) * 1970-10-09 1972-04-13 Bosch Gmbh Robert Lüfter für eine elektrische Maschine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE236749C (enExample) *
DE660275C (de) * 1932-05-30 1938-05-25 James Herbert Wainwright Gill Fluegelrad fuer axialen Durchtritt des Foerdermittels
DE851175C (de) * 1948-10-02 1952-10-02 Fritz Hirsch Selbstregelung von Kreiselradmaschinen
CH303021A (fr) * 1952-03-15 1954-11-15 B Brunet Ramon Hélice de ventilateur.
DE2049679A1 (de) * 1970-10-09 1972-04-13 Bosch Gmbh Robert Lüfter für eine elektrische Maschine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4229038A1 (de) * 1992-07-15 1994-01-20 Loher Ag Zusatzaggregat, insbesondere Kühlvorrichtung mit einem Lüfter, für eine Maschine, insbesondere für einen Elektromotor
GB2334553A (en) * 1997-10-03 1999-08-25 Cornell Pump Manufacturing Cor Fan cooled motor and pump with fan torque-release mechanism for submersed working
US6079958A (en) * 1997-10-03 2000-06-27 Roper Holdings, Inc. Dry-pit submersible pump having a fan and a torque-relieving mechanism
GB2334553B (en) * 1997-10-03 2002-05-15 Cornell Pump Mfg Corp Dry-pit submersible pump
US6783322B2 (en) 2002-04-23 2004-08-31 Roper Holdings, Inc. Pump system with variable-pressure seal

Also Published As

Publication number Publication date
DE3802949C2 (enExample) 1993-07-22

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee