AU6891196A - Plastic brushless direct current disk-shaped electric motor - Google Patents

Plastic brushless direct current disk-shaped electric motor

Info

Publication number
AU6891196A
AU6891196A AU68911/96A AU6891196A AU6891196A AU 6891196 A AU6891196 A AU 6891196A AU 68911/96 A AU68911/96 A AU 68911/96A AU 6891196 A AU6891196 A AU 6891196A AU 6891196 A AU6891196 A AU 6891196A
Authority
AU
Australia
Prior art keywords
plastic
electric motor
direct current
shaped electric
brushless direct
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.)
Abandoned
Application number
AU68911/96A
Inventor
Peter Bruce Clark
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.)
Cadac Ltd
Original Assignee
Cadac 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 Cadac Ltd filed Critical Cadac Ltd
Priority claimed from PCT/NZ1996/000089 external-priority patent/WO1997008805A1/en
Publication of AU6891196A publication Critical patent/AU6891196A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/47—Air-gap windings, i.e. iron-free windings
    • 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
    • H02K1/2793—Rotors axially facing stators
    • H02K1/2795—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H02K1/182—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to stators axially facing the rotor, i.e. with axial or conical air gap
    • 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
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/36—Non-oxidic
    • C04B2237/366—Aluminium nitride
    • 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
    • H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
AU68911/96A 1995-08-31 1996-08-30 Plastic brushless direct current disk-shaped electric motor Abandoned AU6891196A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ27290695 1995-08-31
NZ272906 1995-08-31
PCT/NZ1996/000089 WO1997008805A1 (en) 1994-01-28 1996-08-30 Plastic brushless direct current disk-shaped electric motor

Publications (1)

Publication Number Publication Date
AU6891196A true AU6891196A (en) 1997-03-19

Family

ID=19925408

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68911/96A Abandoned AU6891196A (en) 1995-08-31 1996-08-30 Plastic brushless direct current disk-shaped electric motor

Country Status (7)

Country Link
AR (1) AR003382A1 (en)
AU (1) AU6891196A (en)
CA (1) CA2242198A1 (en)
GB (1) GB2329076B (en)
IN (1) IN188948B (en)
MY (1) MY127667A (en)
TW (1) TW309673B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008000979A1 (en) * 2008-04-03 2009-10-08 Robert Bosch Gmbh Electric machine
TWI413346B (en) * 2010-03-25 2013-10-21 Sunonwealth Electr Mach Ind Co Fan case
TWI629231B (en) * 2013-10-04 2018-07-11 醫電鼎眾股份有限公司 Cord reel with function of calculating cable length

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1576956A (en) * 1976-11-01 1980-10-15 Sony Corp Brushless direct current motors
AU585863B2 (en) * 1984-06-12 1989-06-29 Maghemite Inc. Dynamoelectric machine
CN1012760B (en) * 1985-07-23 1991-06-05 锺渊化学工业株式会社 Laser scanning motor having a rotating polygonal mirror and method of mfg. the same
US4633149A (en) * 1985-09-10 1986-12-30 Buehler Products, Inc. Brushless DC motor
CH671855A5 (en) * 1986-10-25 1989-09-29 Papst Motoren Gmbh & Co Kg
JP2869064B2 (en) * 1987-03-11 1999-03-10 ソニー株式会社 Disk drive
AU685077B2 (en) * 1993-02-17 1998-01-15 Cadac Limited Discoidal dynamo-electric machine

Also Published As

Publication number Publication date
MY127667A (en) 2006-12-29
TW309673B (en) 1997-07-01
GB2329076B (en) 2000-02-23
IN188948B (en) 2002-11-30
GB2329076A (en) 1999-03-10
GB9820257D0 (en) 1998-11-11
AR003382A1 (en) 1998-07-08
CA2242198A1 (en) 1997-03-06

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