DK120806B - Device by rotors in electrical machines. - Google Patents

Device by rotors in electrical machines.

Info

Publication number
DK120806B
DK120806B DK486669AA DK486669A DK120806B DK 120806 B DK120806 B DK 120806B DK 486669A A DK486669A A DK 486669AA DK 486669 A DK486669 A DK 486669A DK 120806 B DK120806 B DK 120806B
Authority
DK
Denmark
Prior art keywords
rotors
electrical machines
machines
electrical
Prior art date
Application number
DK486669AA
Other languages
Danish (da)
Inventor
A Nilsson
Original Assignee
Electrolux Ab
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 Electrolux Ab filed Critical Electrolux Ab
Publication of DK120806B publication Critical patent/DK120806B/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
DK486669AA 1968-09-11 1969-09-11 Device by rotors in electrical machines. DK120806B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12190/68A SE311039B (en) 1968-09-11 1968-09-11

Publications (1)

Publication Number Publication Date
DK120806B true DK120806B (en) 1971-07-19

Family

ID=20295308

Family Applications (1)

Application Number Title Priority Date Filing Date
DK486669AA DK120806B (en) 1968-09-11 1969-09-11 Device by rotors in electrical machines.

Country Status (7)

Country Link
US (1) US3558943A (en)
DE (1) DE1939184A1 (en)
DK (1) DK120806B (en)
FR (1) FR2017760A1 (en)
GB (1) GB1246353A (en)
NL (1) NL6912929A (en)
SE (1) SE311039B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957230A (en) * 1973-07-30 1976-05-18 Boucher Roland A Remotely controlled electric airplane
US4051400A (en) * 1976-02-05 1977-09-27 General Electric Company End gas gap baffle structure for reverse flow cooled dynamoelectric machine
DE2945194C2 (en) * 1979-11-08 1983-01-20 Siemens AG, 1000 Berlin und 8000 München High-speed machine
JPS5728541A (en) * 1980-07-25 1982-02-16 Toshiba Corp Rotary electric machine
DE3037615C2 (en) * 1980-10-04 1983-12-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for defining the end windings of the field coils of electrical machines with pronounced poles
FR2529027A1 (en) * 1982-06-16 1983-12-23 Black & Decker Inc NEW ELECTRIC MOTOR ARMATURE STRUCTURE, ESPECIALLY FOR PORTABLE POWER TOOLS
GB2189944B (en) * 1986-04-21 1990-06-06 Johnson Electric Ind Mfg Cooling in electric motors
JPH0810977B2 (en) * 1988-04-01 1996-01-31 株式会社日立製作所 Oil-cooled AC generator
US6087744A (en) * 1997-08-26 2000-07-11 Robert Bosch Gmbh Electrical machine
US20020105238A1 (en) 2001-02-06 2002-08-08 Radomile Michael Camillo Method and kit for improved distribution of cooling air in an electric machine
DE102004047605A1 (en) * 2004-09-30 2006-04-13 Robert Bosch Gmbh Device for heating electrical machines
GB2446686B (en) 2007-02-16 2009-04-01 Rolls Royce Plc A cooling arrangement for a variable reluctance electric machine
US8450890B2 (en) * 2009-11-30 2013-05-28 Remy Technologies, L.L.C. Rotating directional coolant spray for electric machine
US8456046B2 (en) * 2010-06-08 2013-06-04 Remy Technologies, Llc Gravity fed oil cooling for an electric machine
US8519581B2 (en) * 2010-06-08 2013-08-27 Remy Technologies, Llc Electric machine cooling system and method
US8269383B2 (en) * 2010-06-08 2012-09-18 Remy Technologies, Llc Electric machine cooling system and method
US8896167B2 (en) * 2012-05-25 2014-11-25 Deere & Company Electric machine rotor cooling method
US9973049B2 (en) 2013-03-15 2018-05-15 Techtronic Industries Co. Ltd. Electric motor
US9653967B2 (en) 2013-03-15 2017-05-16 Techtronic Power Tools Technology Limited Cooling arrangement for an electric motor
GB2517410A (en) * 2013-07-16 2015-02-25 Aim Co Ltd A Stator and a Rotor for an Electric Motor
GB2518348A (en) 2013-07-16 2015-03-25 Aim Co Ltd A rotor for an electric motor
DE102017128856A1 (en) 2017-12-05 2019-06-06 Metabowerke Gmbh electric motor
DE102021102430A1 (en) 2021-02-03 2022-08-04 Bayerische Motoren Werke Aktiengesellschaft Rotor for an electric machine of a drive train and electric machine for a vehicle

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR736474A (en) * 1932-04-30 1932-11-24 Process for cooling electrical machines and machines for the implementation of these processes

Also Published As

Publication number Publication date
NL6912929A (en) 1970-03-13
US3558943A (en) 1971-01-26
GB1246353A (en) 1971-09-15
SE311039B (en) 1969-05-27
DE1939184A1 (en) 1970-04-16
FR2017760A1 (en) 1970-05-22

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Legal Events

Date Code Title Description
PBP Patent lapsed