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GB2276771B - Electric motor - Google Patents

Electric motor

Info

Publication number
GB2276771B
GB2276771B GB9407867A GB9407867A GB2276771B GB 2276771 B GB2276771 B GB 2276771B GB 9407867 A GB9407867 A GB 9407867A GB 9407867 A GB9407867 A GB 9407867A GB 2276771 B GB2276771 B GB 2276771B
Authority
GB
United Kingdom
Prior art keywords
electric motor
motor
electric
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.)
Expired - Fee Related
Application number
GB9407867A
Other versions
GB9407867D0 (en
GB2276771A (en
Inventor
Yuzi Serizawa
Tetsuya Tanaka
Toshio Tatsutani
Toshihiko Horii
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 JP5801590U external-priority patent/JPH0417676U/ja
Priority claimed from JP14769690A external-priority patent/JPH0442761A/en
Priority claimed from JP27267690A external-priority patent/JPH04147471A/en
Priority claimed from JP2302939A external-priority patent/JP2601014B2/en
Priority claimed from GB9111767A external-priority patent/GB2245108B/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB9407867D0 publication Critical patent/GB9407867D0/en
Publication of GB2276771A publication Critical patent/GB2276771A/en
Application granted granted Critical
Publication of GB2276771B publication Critical patent/GB2276771B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/01—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
    • H02K11/014—Shields associated with stationary parts, e.g. stator cores
    • H02K11/0141—Shields associated with casings, enclosures or brackets
    • 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
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • 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
    • 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
    • H02K29/14—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with speed sensing devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Rotational Drive Of Disk (AREA)
GB9407867A 1990-06-01 1994-04-20 Electric motor Expired - Fee Related GB2276771B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP5801590U JPH0417676U (en) 1990-06-01 1990-06-01
JP14769690A JPH0442761A (en) 1990-06-06 1990-06-06 Motor
JP27267690A JPH04147471A (en) 1990-10-11 1990-10-11 Motor
JP2302939A JP2601014B2 (en) 1990-11-08 1990-11-08 Electric motor
GB9111767A GB2245108B (en) 1990-06-01 1991-05-31 Electric motor

Publications (3)

Publication Number Publication Date
GB9407867D0 GB9407867D0 (en) 1994-06-15
GB2276771A GB2276771A (en) 1994-10-05
GB2276771B true GB2276771B (en) 1994-12-14

Family

ID=27517050

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9407867A Expired - Fee Related GB2276771B (en) 1990-06-01 1994-04-20 Electric motor

Country Status (1)

Country Link
GB (1) GB2276771B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2511353B (en) * 2013-03-01 2015-11-04 Jaguar Land Rover Ltd Electric machine having segmented stator with shield elements
WO2014079881A2 (en) 2012-11-20 2014-05-30 Jaguar Land Rover Limited Electric machine and method of operation thereof
GB2508022B (en) * 2012-11-20 2015-07-15 Jaguar Land Rover Ltd Electric machine and method of operation thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1130116A (en) * 1966-07-19 1968-10-09 Siemens Ag A shaded-pole motor
GB1131936A (en) * 1964-11-11 1968-10-30 Emil Ewald Josef Underberg Improvements in electric machines
US4371821A (en) * 1979-07-06 1983-02-01 Ebauches S.A. Electromagnetic motor rotatable in either direction
EP0104382A1 (en) * 1982-08-27 1984-04-04 International Business Machines Corporation Variable reluctance motor
EP0509635A2 (en) * 1991-03-19 1992-10-21 Hitachi, Ltd. Disk drive unit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1131936A (en) * 1964-11-11 1968-10-30 Emil Ewald Josef Underberg Improvements in electric machines
GB1130116A (en) * 1966-07-19 1968-10-09 Siemens Ag A shaded-pole motor
US4371821A (en) * 1979-07-06 1983-02-01 Ebauches S.A. Electromagnetic motor rotatable in either direction
EP0104382A1 (en) * 1982-08-27 1984-04-04 International Business Machines Corporation Variable reluctance motor
EP0509635A2 (en) * 1991-03-19 1992-10-21 Hitachi, Ltd. Disk drive unit

Also Published As

Publication number Publication date
GB9407867D0 (en) 1994-06-15
GB2276771A (en) 1994-10-05

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960611

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080531