DE3866765D1 - Schrittmotor mit federnd gelagertem rotor fuer den kopfantrieb beim lesen von magnetischen scheiben. - Google Patents

Schrittmotor mit federnd gelagertem rotor fuer den kopfantrieb beim lesen von magnetischen scheiben.

Info

Publication number
DE3866765D1
DE3866765D1 DE8888302712T DE3866765T DE3866765D1 DE 3866765 D1 DE3866765 D1 DE 3866765D1 DE 8888302712 T DE8888302712 T DE 8888302712T DE 3866765 T DE3866765 T DE 3866765T DE 3866765 D1 DE3866765 D1 DE 3866765D1
Authority
DE
Germany
Prior art keywords
rotor
bearing
housing
motor
stepper motor
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
DE8888302712T
Other languages
English (en)
Inventor
Sanjoy Ghose
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Application granted granted Critical
Publication of DE3866765D1 publication Critical patent/DE3866765D1/de
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
    • 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
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/1004—Structural association with clutches, brakes, gears, pulleys or mechanical starters with pulleys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/06—Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
    • F16C27/066—Ball or roller bearings
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • 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
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends 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
    • H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moving Of Heads (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Motor Or Generator Frames (AREA)
  • Rotational Drive Of Disk (AREA)
  • Support Of The Bearing (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
DE8888302712T 1987-03-30 1988-03-25 Schrittmotor mit federnd gelagertem rotor fuer den kopfantrieb beim lesen von magnetischen scheiben. Expired - Fee Related DE3866765D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3190487A 1987-03-30 1987-03-30

Publications (1)

Publication Number Publication Date
DE3866765D1 true DE3866765D1 (de) 1992-01-23

Family

ID=21862042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888302712T Expired - Fee Related DE3866765D1 (de) 1987-03-30 1988-03-25 Schrittmotor mit federnd gelagertem rotor fuer den kopfantrieb beim lesen von magnetischen scheiben.

Country Status (7)

Country Link
EP (1) EP0289135B1 (de)
JP (1) JPS6416236A (de)
AT (1) ATE70380T1 (de)
AU (1) AU1358188A (de)
DE (1) DE3866765D1 (de)
HK (1) HK50092A (de)
SG (1) SG50192G (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4979063A (en) * 1986-10-02 1990-12-18 Seagate Technology, Inc. Design for an actuator arm for a disc drive
FR2648286B1 (fr) * 1989-06-08 1992-02-07 Rks Couronne d'orientation a roulement a moteur integre
US5235227A (en) * 1991-01-23 1993-08-10 Panavision International L.P. Noise and vibration dampened electric motor such as for use with a sound movie camera
US5315465A (en) * 1991-07-12 1994-05-24 Seagate Technology, Inc. Compliant pivot mechanism for a rotary actuator
US5853895A (en) 1995-04-11 1998-12-29 Donnelly Corporation Bonded vehicular glass assemblies utilizing two-component urethanes, and related methods of bonding
US5835309A (en) 1995-05-22 1998-11-10 International Business Machines Corporation Pivot bearing
JP2002133796A (ja) * 2000-10-20 2002-05-10 Nippon Spider Systems Kk ロータリー・ポジショニング・ステージ
DE10259710A1 (de) * 2002-12-19 2004-07-15 Robert Bosch Gmbh Elektrische Maschine
JP4849974B2 (ja) * 2006-06-27 2012-01-11 株式会社ジェイテクト ブラシレスモータ
US9035510B2 (en) * 2009-03-27 2015-05-19 Borgwarner, Inc. Motor with torsional isolation means
CN106451913B (zh) * 2016-11-28 2018-12-21 长江大学 能量收集装置
EP4307526A1 (de) * 2022-07-15 2024-01-17 Mitsumi Electric Co., Ltd. Dreh-hubkolbenantriebsaktuator
CN115001234B (zh) * 2022-08-03 2022-10-21 深圳市盛泰奇科技有限公司 一种方便与联轴器安装的伺服电机

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1788708U (de) * 1957-02-19 1959-05-14 Bernhard Walterscheid-Mueller Allseitig nachgiebige lagerung, insbesondere fuer wellen.
DE1400313A1 (de) * 1961-07-04 1968-10-10 Licentia Gmbh Lagervorrichtung,insbesondere fuer Kugellager
US4163996A (en) * 1978-04-24 1979-08-07 Data General Corporation Rigid magnetic disc memory apparatus employing stepper motor drive and pivotable head support with temperature compensation
US4456937A (en) * 1981-05-14 1984-06-26 Seagate Technology Head positioning assembly for disc apparatus
US4598328A (en) * 1983-05-09 1986-07-01 Xerox Corporation Mechanical damper for disk drives having band drive actuators
JPS59226706A (ja) * 1983-06-08 1984-12-19 スガツネ工業株式会社 棒状体の着脱固定装置
JPS60253069A (ja) * 1984-05-30 1985-12-13 Toshiba Corp 磁気デイスク装置
US4682255A (en) * 1986-02-14 1987-07-21 Hewlett-Packard Company Actuator arm bearing preload arrangement for a rotary disc drive

Also Published As

Publication number Publication date
AU1358188A (en) 1988-09-29
EP0289135A1 (de) 1988-11-02
SG50192G (en) 1992-07-24
ATE70380T1 (de) 1991-12-15
EP0289135B1 (de) 1991-12-11
JPS6416236A (en) 1989-01-19
HK50092A (en) 1992-07-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY INTERNATIONAL, GEORGETOWN, GRAN

8339 Ceased/non-payment of the annual fee
8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8328 Change in the person/name/address of the agent

Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN