GB2218856B - Disk store drive - Google Patents

Disk store drive

Info

Publication number
GB2218856B
GB2218856B GB8910360A GB8910360A GB2218856B GB 2218856 B GB2218856 B GB 2218856B GB 8910360 A GB8910360 A GB 8910360A GB 8910360 A GB8910360 A GB 8910360A GB 2218856 B GB2218856 B GB 2218856B
Authority
GB
United Kingdom
Prior art keywords
disk store
store drive
drive
disk
store
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 - Lifetime
Application number
GB8910360A
Other versions
GB8910360D0 (en
GB2218856A (en
Inventor
Dieter Elsaesser
Johann Von Der Heide
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.)
Ebm Papst St Georgen GmbH and Co KG
Original Assignee
Papst Motoren GmbH and Co KG
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 CH1374/85A external-priority patent/CH670323A5/de
Application filed by Papst Motoren GmbH and Co KG filed Critical Papst Motoren GmbH and Co KG
Publication of GB8910360D0 publication Critical patent/GB8910360D0/en
Publication of GB2218856A publication Critical patent/GB2218856A/en
Application granted granted Critical
Publication of GB2218856B publication Critical patent/GB2218856B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • 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
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/40—Structural association with grounding devices
    • 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
    • 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
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/124—Sealing of shafts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • 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
    • H02K7/08—Structural association with bearings
    • H02K7/085—Structural association with bearings radially supporting the rotary shaft at only one end of the rotor
    • 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
    • H02K7/08—Structural association with bearings
    • H02K7/086—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
    • H02K2211/03—Machines characterised by circuit boards, e.g. pcb
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Rotational Drive Of Disk (AREA)
  • Brushless Motors (AREA)
GB8910360A 1985-03-30 1989-05-05 Disk store drive Expired - Lifetime GB2218856B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1374/85A CH670323A5 (en) 1985-03-30 1985-03-30
GB8513759A GB2173049B (en) 1985-03-30 1985-05-31 Disk store drive

Publications (3)

Publication Number Publication Date
GB8910360D0 GB8910360D0 (en) 1989-06-21
GB2218856A GB2218856A (en) 1989-11-22
GB2218856B true GB2218856B (en) 1990-02-28

Family

ID=25687479

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8910360A Expired - Lifetime GB2218856B (en) 1985-03-30 1989-05-05 Disk store drive
GB8910559A Expired - Fee Related GB2218857B (en) 1985-03-30 1989-05-08 Disk store drive

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8910559A Expired - Fee Related GB2218857B (en) 1985-03-30 1989-05-08 Disk store drive

Country Status (3)

Country Link
GB (2) GB2218856B (en)
HK (1) HK40395A (en)
SG (1) SG22093G (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105226865A (en) * 2014-06-26 2016-01-06 苏州三星电子有限公司 A kind of refrigerator, direct current machine and assemble method thereof

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5552650A (en) * 1988-06-09 1996-09-03 Papst Licensing Gmbh Disk storage device with motor with axially deep flange
GB2234639B (en) * 1989-06-09 1994-01-05 Papst Motoren Gmbh & Co Kg An electric drive motor
JPH0323558A (en) * 1989-06-20 1991-01-31 Tokico Ltd Spindle motor
DE4310226A1 (en) * 1993-03-31 1994-10-06 Philips Patentverwaltung Electric motor excited by permanent magnets
GB2289991B (en) * 1994-05-23 1998-12-02 Ching Chuen Chan A permanent magnet brushless dc motor
US6271988B1 (en) 1997-01-04 2001-08-07 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
GB2323962A (en) * 1997-04-01 1998-10-07 Papst Motoren Gmbh & Co Kg Disk player with improved spindle torque
EP3496248B1 (en) * 2016-08-05 2022-02-09 Nidec Corporation Motor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1407431A (en) * 1971-09-01 1975-09-24 Papst Motoren Kg Electric motor
GB2032197A (en) * 1978-09-22 1980-04-30 Sony Corp Dc motors
GB2075240A (en) * 1980-03-05 1981-11-11 Papst Motoren Kg Disk storage drive
GB1604121A (en) * 1977-04-08 1981-12-02 Sony Corp Dc motors
WO1984001863A1 (en) * 1982-11-01 1984-05-10 Storage Technology Partners A brushless direct current motor with inverted magnet cup

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1592833A (en) * 1977-03-22 1981-07-08 Braun Ag Rotary drive the rotational speed of which can be regulated
JPH036149Y2 (en) * 1981-01-13 1991-02-15
JPS61500295A (en) * 1983-10-31 1986-02-20 スペツイアルノエ　コンストルクトルスコエ　ビユロ　アカデミイナウク　エストンスコイ　エスエスエ−ル DC variable speed motor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1407431A (en) * 1971-09-01 1975-09-24 Papst Motoren Kg Electric motor
GB1604121A (en) * 1977-04-08 1981-12-02 Sony Corp Dc motors
GB2032197A (en) * 1978-09-22 1980-04-30 Sony Corp Dc motors
GB2075240A (en) * 1980-03-05 1981-11-11 Papst Motoren Kg Disk storage drive
WO1984001863A1 (en) * 1982-11-01 1984-05-10 Storage Technology Partners A brushless direct current motor with inverted magnet cup

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105226865A (en) * 2014-06-26 2016-01-06 苏州三星电子有限公司 A kind of refrigerator, direct current machine and assemble method thereof

Also Published As

Publication number Publication date
GB8910360D0 (en) 1989-06-21
GB2218857B (en) 1990-02-28
GB8910559D0 (en) 1989-06-21
GB2218857A (en) 1989-11-22
HK40395A (en) 1995-03-31
GB2218856A (en) 1989-11-22
SG22093G (en) 1993-06-11

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20050530