JP2536647Y2 - スピンドルモータ - Google Patents

スピンドルモータ

Info

Publication number
JP2536647Y2
JP2536647Y2 JP1990109803U JP10980390U JP2536647Y2 JP 2536647 Y2 JP2536647 Y2 JP 2536647Y2 JP 1990109803 U JP1990109803 U JP 1990109803U JP 10980390 U JP10980390 U JP 10980390U JP 2536647 Y2 JP2536647 Y2 JP 2536647Y2
Authority
JP
Japan
Prior art keywords
bearing
motor
ball bearing
bracket
fluid dynamic
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
JP1990109803U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0468460U (US08063081-20111122-C00044.png
Inventor
秀樹 西村
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.)
Nidec America Corp
Original Assignee
Nidec 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
Application filed by Nidec Corp filed Critical Nidec Corp
Priority to JP1990109803U priority Critical patent/JP2536647Y2/ja
Publication of JPH0468460U publication Critical patent/JPH0468460U/ja
Application granted granted Critical
Publication of JP2536647Y2 publication Critical patent/JP2536647Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F16C21/00—Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
    • 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
    • F16C2370/00—Apparatus relating to physics, e.g. instruments
    • F16C2370/12—Hard disk drives or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Motor Or Generator Frames (AREA)
JP1990109803U 1990-10-18 1990-10-18 スピンドルモータ Expired - Fee Related JP2536647Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990109803U JP2536647Y2 (ja) 1990-10-18 1990-10-18 スピンドルモータ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990109803U JP2536647Y2 (ja) 1990-10-18 1990-10-18 スピンドルモータ

Publications (2)

Publication Number Publication Date
JPH0468460U JPH0468460U (US08063081-20111122-C00044.png) 1992-06-17
JP2536647Y2 true JP2536647Y2 (ja) 1997-05-21

Family

ID=31857062

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990109803U Expired - Fee Related JP2536647Y2 (ja) 1990-10-18 1990-10-18 スピンドルモータ

Country Status (1)

Country Link
JP (1) JP2536647Y2 (US08063081-20111122-C00044.png)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58174967U (ja) * 1982-05-14 1983-11-22 株式会社東芝 光偏向用モ−タ
JPH0226215Y2 (US08063081-20111122-C00044.png) * 1984-12-07 1990-07-17

Also Published As

Publication number Publication date
JPH0468460U (US08063081-20111122-C00044.png) 1992-06-17

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees