3751044

Information

• Patent Grant
• 3751044

• References
• Source

• Patent Number

  3,751,044

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • G11B19/2009 - Turntables, hubs and motors for disk drives; Mounting of motors in the drive
  • F16C21/00 - Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
  • F16C32/0429 - for both radial and axial load
  • F16C32/0685 - for radial load only
  • F16C39/066 - with opposing permanent magnets repelling each other
  • F16C2370/12 - Hard disk drives or the like

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 384 - Bearings
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER