GB2092834B - Driving mechanism for magnetic disc drive unit - Google Patents

Driving mechanism for magnetic disc drive unit

Info

Publication number
GB2092834B
GB2092834B GB8136443A GB8136443A GB2092834B GB 2092834 B GB2092834 B GB 2092834B GB 8136443 A GB8136443 A GB 8136443A GB 8136443 A GB8136443 A GB 8136443A GB 2092834 B GB2092834 B GB 2092834B
Authority
GB
United Kingdom
Prior art keywords
drive unit
driving mechanism
disc drive
magnetic disc
magnetic
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
Application number
GB8136443A
Other versions
GB2092834A (en
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
Application filed by Papst Motoren GmbH and Co KG filed Critical Papst Motoren GmbH and Co KG
Publication of GB2092834A publication Critical patent/GB2092834A/en
Application granted granted Critical
Publication of GB2092834B publication Critical patent/GB2092834B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/038—Centering or locking of a plurality of discs in a single cartridge
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
    • G11B23/505—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers
    • 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
    • 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
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Brushless Motors (AREA)
  • Motor Or Generator Frames (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
GB8136443A 1980-12-05 1981-12-03 Driving mechanism for magnetic disc drive unit Expired GB2092834B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3045972 1980-12-05
DE19813144629 DE3144629A1 (en) 1980-12-05 1981-11-10 DRIVING DEVICE FOR MAGNETIC HARD DISK STORAGE

Publications (2)

Publication Number Publication Date
GB2092834A GB2092834A (en) 1982-08-18
GB2092834B true GB2092834B (en) 1984-12-12

Family

ID=25789558

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8136443A Expired GB2092834B (en) 1980-12-05 1981-12-03 Driving mechanism for magnetic disc drive unit

Country Status (4)

Country Link
DE (2) DE3153746C2 (en)
GB (1) GB2092834B (en)
HK (1) HK7790A (en)
SG (1) SG98987G (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
USRE38178E1 (en) 1980-05-10 2003-07-08 Papst Licensing Gmbh & Co. Kg Disk storage device having an underhub spindle motor

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature
US4553183A (en) * 1982-06-28 1985-11-12 Atasi Corporation Memory storage apparatus having improved housing and base plate arrangement
EP0098010A1 (en) * 1982-06-28 1984-01-11 Atasi Corporation Unitary assembly, including spindle mount, transducer actuator support structure and magnetic shielding, for disc drive
DE3327123C2 (en) * 1982-07-27 1996-07-11 Papst Motoren Gmbh & Co Kg Drive arrangement for signal processing devices
DE3486391D1 (en) * 1983-12-28 1995-07-13 Papst Motoren Gmbh & Co Kg External rotor motor, especially a brushless DC motor.
DE3347360C2 (en) * 1983-12-28 1995-04-13 Papst Motoren Gmbh & Co Kg Brushless external rotor DC motor
DE3404241A1 (en) * 1984-02-07 1985-08-08 Siemens AG, 1000 Berlin und 8000 München DIVIDED HOUSING FOR A MAGNETIC DISK STORAGE WITH ALL-ROUND SEAL
DE3404208A1 (en) * 1984-02-07 1985-08-08 Siemens AG, 1000 Berlin und 8000 München MAGNETIC DISK STORAGE WITH A PACK OF DISKS STORED IN A SPRINGLY HOUSING
DE3546933B4 (en) * 1984-06-01 2005-02-03 Papst Licensing Gmbh & Co. Kg Recording disc drive system - has inside out type DC motor with discs supported on external rotor
JPH0782699B2 (en) * 1984-06-01 1995-09-06 パプスト ライセンシング ゲーエムベーハー Disk drive
JPH0424552Y2 (en) * 1986-07-18 1992-06-10
JP2544710Y2 (en) * 1987-11-25 1997-08-20 日本電産 株式会社 Spindle motor
JPH04200248A (en) * 1990-11-29 1992-07-21 Mitsubishi Electric Corp Disk drive
DE102007058089A1 (en) * 2007-12-03 2009-06-04 Robert Bosch Gmbh Electric motor with a motor housing
FR3036889B1 (en) * 2015-05-29 2019-05-17 Valeo Systemes Thermiques ELECTRONICALLY SWITCHED ELECTRIC MOTOR AND CORRESPONDING AIR PULSE DEVICE
FR3036892B1 (en) * 2015-05-29 2018-07-06 Valeo Systemes Thermiques ELECTRONICALLY SWITCHED ELECTRIC MOTOR AND CORRESPONDING AIR PULSE DEVICE
FR3036891B1 (en) * 2015-05-29 2019-05-17 Valeo Systemes Thermiques ELECTRONICALLY SWITCHED ELECTRIC MOTOR AND CORRESPONDING AIR PULSE DEVICE
FR3038160B1 (en) * 2015-06-29 2019-08-02 Valeo Systemes Thermiques AIR PULSE DEVICE COMPRISING AN ELECTRIC MOTOR
FR3039723B1 (en) * 2015-07-28 2018-07-27 Valeo Systemes Thermiques ELECTRONICALLY SWITCHED ELECTRIC MOTOR AND CORRESPONDING AIR PULSE DEVICE
FR3043278B1 (en) * 2015-10-29 2018-09-14 Valeo Systemes Thermiques ELECTRONICALLY SWITCHED ELECTRIC MOTOR AND CORRESPONDING AIR PULSE DEVICE
FR3043279B1 (en) * 2015-10-29 2019-03-22 Valeo Systemes Thermiques STATOR, ELECTRONICALLY SWITCHED ELECTRIC MOTOR AND CORRESPONDING AIR PULSE DEVICE
DE102017111826A1 (en) * 2017-05-30 2018-12-06 Ebm-Papst Mulfingen Gmbh & Co. Kg Device for reducing harmful bearing stresses
EP4220914A1 (en) * 2019-01-15 2023-08-02 Black & Decker, Inc. Power module for a brushless motor in a power tool

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3329845A (en) * 1964-03-16 1967-07-04 Lear Jet Corp Self-shielding motor
DE2143752C3 (en) 1971-09-01 1980-10-02 Papst-Motoren Kg, 7742 St Georgen Brushless DC motor with an axial air gap
BE791363A (en) 1971-11-15 1973-05-14 Xerox Corp THERMAL COMPENSATION DEVICES FOR DISK MEMORY UNIT
US4115715A (en) * 1974-04-08 1978-09-19 Papst-Motoren Kg Brushless d. c. motor
JPS5125108A (en) * 1974-08-27 1976-03-01 Sony Corp
DE2533187C2 (en) * 1975-05-12 1986-12-18 Papst-Motoren GmbH & Co KG, 7742 St Georgen Brushless DC motor with an ironless stator winding
US4062049A (en) * 1976-04-02 1977-12-06 Burroughs Corporation Integrated Disk File Module and memory storage system
US4101945A (en) * 1976-09-07 1978-07-18 Sycor, Inc. Drive spindle assembly for disc file
DE2944212C3 (en) * 1978-11-03 1994-10-20 Papst Motoren Gmbh & Co Kg Magnetic disk drive
US4275339A (en) * 1979-12-21 1981-06-23 International Business Machines Corporation Bifilar brushless DC motor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE38178E1 (en) 1980-05-10 2003-07-08 Papst Licensing Gmbh & Co. Kg Disk storage device having an underhub spindle motor
USRE38179E1 (en) 1980-05-10 2003-07-08 Papst Licensing Gmbh & Co. Kg Disk storage device having a three-phase brushless DC underhub configured spindle 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

Also Published As

Publication number Publication date
GB2092834A (en) 1982-08-18
HK7790A (en) 1990-02-09
SG98987G (en) 1988-06-03
DE3144629C2 (en) 1991-08-08
DE3144629A1 (en) 1982-07-08
DE3153746C2 (en) 1995-04-13

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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: 20011202