3211842

Information

• Patent Grant
• 3211842

• References
• Source

• Patent Number

  3,211,842

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1965
  59 years ago

• CPC

  • G11B27/13 - the information being derived from movement of the record carrier
  • G11B5/48 - Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads
  • G11B15/1883 - for record carriers inside containers
  • G11B15/30 - through the means for supporting the record carrier
  • G11B15/54 - by stroboscope by tachometer
  • G11B15/60 - Guiding record carrier
  • G11B23/00 - Record carriers not specific to the method of recording or reproducing Accessories
  • G11B23/093 - the reels or cores being coaxial

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 242 - Winding, tensioning, or guiding
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER