IT984090B - Perfezionamenti relativi a siste mi ed apparecchiature elettriche - Google Patents

Perfezionamenti relativi a siste mi ed apparecchiature elettriche

Info

Publication number
IT984090B
IT984090B IT23353/73A IT2335373A IT984090B IT 984090 B IT984090 B IT 984090B IT 23353/73 A IT23353/73 A IT 23353/73A IT 2335373 A IT2335373 A IT 2335373A IT 984090 B IT984090 B IT 984090B
Authority
IT
Italy
Prior art keywords
equipment
electrical systems
improvements relating
relating
systems
Prior art date
Application number
IT23353/73A
Other languages
English (en)
Original Assignee
Mettoy Co Ltd
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 Mettoy Co Ltd filed Critical Mettoy Co Ltd
Application granted granted Critical
Publication of IT984090B publication Critical patent/IT984090B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/12—Transversal flux machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Rotational Drive Of Disk (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
IT23353/73A 1972-04-20 1973-04-20 Perfezionamenti relativi a siste mi ed apparecchiature elettriche IT984090B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1838972A GB1434192A (en) 1972-04-20 1972-04-20 Electric motors
GB4568472 1972-10-04

Publications (1)

Publication Number Publication Date
IT984090B true IT984090B (it) 1974-11-20

Family

ID=26253353

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23353/73A IT984090B (it) 1972-04-20 1973-04-20 Perfezionamenti relativi a siste mi ed apparecchiature elettriche

Country Status (15)

Country Link
US (1) US3922590A (it)
JP (2) JPS4967110A (it)
AR (1) AR198829A1 (it)
CA (1) CA986577A (it)
CH (1) CH555616A (it)
DE (1) DE2319579A1 (it)
DK (1) DK138719B (it)
ES (1) ES413919A1 (it)
FR (1) FR2181004B1 (it)
GB (1) GB1434192A (it)
HK (1) HK61078A (it)
IE (2) IE37533B1 (it)
IT (1) IT984090B (it)
NL (1) NL7305491A (it)
SE (1) SE396681B (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5927988B2 (ja) * 1974-06-14 1984-07-10 株式会社東芝 タ−ンテ−ブル装置
US4131828A (en) * 1976-12-14 1978-12-26 Sanyo Electric Co., Ltd. Apparatus for rotatively driving a turn table
JPS5926789Y2 (ja) * 1977-09-22 1984-08-03 ソニー株式会社 レコ−ドプレ−ヤ
DE2753749B2 (de) * 1977-12-02 1980-04-03 Braun Ag, 6000 Frankfurt Schwingankermotor
JPS5523711A (en) * 1978-07-29 1980-02-20 Sony Corp Rotary electric machine
JPS5566997A (en) * 1978-11-14 1980-05-20 Mitsui Petrochem Ind Ltd Lubricant oil
US4275426A (en) * 1979-03-12 1981-06-23 Exxon Research & Engineering Co. Floppy disc drive
US4240141A (en) * 1979-04-27 1980-12-16 Dvornin Vladimir S Vibration motor
DE3010435A1 (de) * 1980-03-19 1981-09-24 Papst-Motoren Kg, 7742 St Georgen Kollektorloser gleichstrommotor
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
US5216557A (en) * 1981-09-07 1993-06-01 Papst-Motoren Gmbh & Co. Kg Disk storage device having a brushless dc drive motor
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature
US4779165A (en) * 1981-09-07 1988-10-18 Papst-Motoren Gmbh & Co. Kg Disk storage drive
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE37058E1 (en) 1980-05-10 2001-02-20 Papst Licensing Gmbh & Co. Kg Disk storage device having contamination seals
USRE38772E1 (en) 1981-03-18 2005-08-09 Papst Licensing Gmbh & Co. Kg Disk storage device having an undercut hub member
DE3111387A1 (de) * 1981-03-23 1983-04-28 Papst-Motoren GmbH & Co KG, 7742 St Georgen Verfahren zum abgleich eines kollektorlosen gleichstrommotors und vorrichtung zur durchfuehrung dieses verfahrens
US4571528A (en) * 1983-06-21 1986-02-18 Magna Motive Industries, Inc. Electromagnetic rotary motor
FR2589645A1 (fr) * 1985-10-31 1987-05-07 Etri Sa Moteur a courant continu commute electroniquement
US4694235A (en) * 1986-08-01 1987-09-15 General Scanning, Inc. Capacitive position sensor
US4745345A (en) 1986-12-02 1988-05-17 Camatec Corporation D.C. motor with axially disposed working flux gap
US4891567A (en) * 1987-07-16 1990-01-02 Minebea Co., Ltd. Brushless DC motor having an outer rotor
GB8802601D0 (en) * 1988-02-05 1988-03-02 Johnson Electric Ind Mfg Brushless d c electric motor
US5552650A (en) * 1988-06-09 1996-09-03 Papst Licensing Gmbh Disk storage device with motor with axially deep flange
DE9017972U1 (it) * 1990-12-19 1993-07-01 Philips Patentverwaltung Gmbh, 2000 Hamburg, De
JPH0583981A (ja) * 1991-09-17 1993-04-02 Ebara Corp 直流モータ装置
US5254925A (en) * 1992-01-31 1993-10-19 Flynn Bros., Inc. Permanent magnet control means
WO1998044500A1 (en) * 1997-04-01 1998-10-08 Papst Licensing Gmbh Disk storage device with improved spindle torque and acceleration
US6271988B1 (en) 1997-01-04 2001-08-07 Papst Licensing Gmbh & Co. Kg Disk storage device with improved spindle torque and acceleration
EP0869495B1 (en) * 1997-04-01 2007-08-29 Papst Licensing GmbH & Co. KG Disk storage device with improved spindle torque and acceleration
US6344946B1 (en) 1997-04-01 2002-02-05 Papst Licensing Gmbh Disk storage device with improved spindle torque and acceleration
TW420347U (en) * 1999-01-11 2001-01-21 Sunonwealth Electr Mach Ind Co Transfer system structure of main axis motor for CD-ROM drive
DE102013201176A1 (de) * 2013-01-24 2014-07-24 Mahle International Gmbh Elektromotor
US9837867B2 (en) 2014-07-21 2017-12-05 Regal Beloit America, Inc. Electric machine, rotor and associated method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972659C (de) * 1952-09-13 1959-09-03 Normalzeit G M B H Elektromagnetischer polarisierter Schrittantrieb, insbesondere zum Antrieb elektrischer Nebenuhren
DE1734697U (de) * 1955-04-28 1956-11-29 Licentia Gmbh Permanentmagnetischer vielpollaeufer fuer elektrische maschinen.
FR1201160A (fr) * 1957-08-10 1959-12-29 Machine à courant continu d'après le principe du moteur à aimant avec un rotor en matière à magnétisme permanent
DE1856189U (de) * 1962-05-25 1962-08-09 Magnetfabrik Gewerkschaft Wind Rotormagnet fuer klein-generatoren.
US3230434A (en) * 1962-09-18 1966-01-18 Gen Precision Inc Motor fitted with hall generator and semiconductor controls
DE1244934B (de) * 1963-05-22 1967-07-20 Kienzle Uhrenfabriken Ges Mit Kollektorloser Gleichstrommotor
US3248867A (en) * 1963-11-07 1966-05-03 Sunbeam Corp Clock motor and movement
US3331005A (en) * 1964-03-16 1967-07-11 Lear Jet Corp Brushless d. c. motor
BE670543A (it) * 1964-10-09 1966-04-06
FR1535489A (fr) * 1967-04-21 1968-08-09 Perfectionnements aux moteurs à courant continu sans collecteur et à certains dispositifs qui les utilisent
NL6910467A (it) * 1968-07-17 1970-01-20
US3586942A (en) * 1968-08-19 1971-06-22 James E Mcmahan Self commutated motor having a 16-18 ratio of armature poles to rotor poles
DE2020780A1 (de) * 1969-04-04 1970-12-17 Pioneer Electronic Corp Elektrischer Gleichstrommotor
US3634873A (en) * 1969-06-12 1972-01-11 Sanyo Electric Co Hermetically sealed dc-motor-compressor unit
US3678359A (en) * 1970-12-21 1972-07-18 Donovan F Peterson Direct current motor having improved commutation means
US3706923A (en) * 1971-04-28 1972-12-19 Sperry Rand Corp Brushless d.c. motor acceleration system

Also Published As

Publication number Publication date
CH555616A (de) 1974-10-31
DK138719B (da) 1978-10-16
USB352950I5 (it) 1975-01-28
AU5463973A (en) 1974-10-24
HK61078A (en) 1978-10-27
US3922590A (en) 1975-11-25
GB1434192A (en) 1976-05-05
FR2181004A1 (it) 1973-11-30
AR198829A1 (es) 1974-07-24
NL7305491A (it) 1973-10-23
DK138719C (it) 1979-04-23
IE37534B1 (en) 1977-08-17
IE37533B1 (en) 1977-08-17
IE37533L (en) 1973-10-20
JPS4920604A (it) 1974-02-23
DE2319579A1 (de) 1973-10-25
SE396681B (sv) 1977-09-26
CA986577A (en) 1976-03-30
ES413919A1 (es) 1976-06-01
IE37534L (en) 1973-10-20
JPS4967110A (it) 1974-06-28
FR2181004B1 (it) 1977-02-04

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