IT1044439B - PERFECTED COMBUTATION STRUCTURE FOR DIRECT CURRENT MACHINES - Google Patents

PERFECTED COMBUTATION STRUCTURE FOR DIRECT CURRENT MACHINES

Info

Publication number
IT1044439B
IT1044439B IT5114275A IT5114275A IT1044439B IT 1044439 B IT1044439 B IT 1044439B IT 5114275 A IT5114275 A IT 5114275A IT 5114275 A IT5114275 A IT 5114275A IT 1044439 B IT1044439 B IT 1044439B
Authority
IT
Italy
Prior art keywords
combutation
perfected
direct current
current machines
machines
Prior art date
Application number
IT5114275A
Other languages
Italian (it)
Inventor
S Nogdlema
Original Assignee
Kollmorgen Corp Imd
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
Priority claimed from US05/502,213 external-priority patent/US3937993A/en
Priority claimed from US05/576,125 external-priority patent/US3991331A/en
Application filed by Kollmorgen Corp Imd filed Critical Kollmorgen Corp Imd
Application granted granted Critical
Publication of IT1044439B publication Critical patent/IT1044439B/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K25/00—DC interrupter motors or generators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
    • H02K13/006—Structural associations of commutators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • 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
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
IT5114275A 1974-08-30 1975-09-01 PERFECTED COMBUTATION STRUCTURE FOR DIRECT CURRENT MACHINES IT1044439B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/502,213 US3937993A (en) 1974-05-20 1974-08-30 Commutating structure for DC machines
US05/576,125 US3991331A (en) 1973-07-30 1975-05-09 Commutating structure for DC machines

Publications (1)

Publication Number Publication Date
IT1044439B true IT1044439B (en) 1980-03-20

Family

ID=27054066

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5114275A IT1044439B (en) 1974-08-30 1975-09-01 PERFECTED COMBUTATION STRUCTURE FOR DIRECT CURRENT MACHINES

Country Status (6)

Country Link
CH (1) CH589382A5 (en)
DE (1) DE2538319C3 (en)
FR (1) FR2283567A1 (en)
GB (1) GB1487877A (en)
IE (1) IE43337B1 (en)
IT (1) IT1044439B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19805566B4 (en) * 1998-02-12 2006-07-20 Schaeffler Kg Rolling bearing for rail vehicles with passage of electricity
EP2639936B1 (en) * 2012-03-16 2015-04-29 Siemens Aktiengesellschaft Electrical machine with permanently excited rotor and permanently excited rotor
DE102019204962A1 (en) * 2019-04-08 2020-10-08 Audi Ag Method for manufacturing a component
CN116865499B (en) * 2023-08-08 2023-12-22 嘉兴市华俊机电有限公司 Energy-saving DC motor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH222895A (en) * 1941-01-15 1942-08-15 Licentia Gmbh Periodically operated switch, especially for mechanical converters.
FR905313A (en) * 1942-10-16 1945-11-30 Materiel Telephonique Coupling installation for current rectifiers with mechanically actuated contacts
US2409600A (en) * 1944-04-07 1946-10-15 Curtiss Wright Corp Roller arrangement for conducting electrical current
DE938864C (en) * 1952-08-05 1956-02-09 Emag Elek Zitaets Ges M B H Mechanical converter
US3768054A (en) * 1972-04-03 1973-10-23 Gen Electric Low flux leakage magnet construction
US3876892A (en) * 1973-07-30 1975-04-08 Kollmorgen Corp Commutating structure for dc permanent magnet machines
US3819964A (en) * 1973-07-30 1974-06-25 Kollmorgen Corp Commutating structure for d.c.permanent magnet machines

Also Published As

Publication number Publication date
IE43337B1 (en) 1981-02-11
FR2283567B1 (en) 1978-04-07
GB1487877A (en) 1977-10-05
DE2538319A1 (en) 1976-03-18
DE2538319C3 (en) 1980-04-03
DE2538319B2 (en) 1979-08-02
IE43337L (en) 1976-02-29
FR2283567A1 (en) 1976-03-26
CH589382A5 (en) 1977-06-30

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