3777231

Information

• Patent Grant
• 3777231

• References
• Source

• Patent Number

  3,777,231

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1973
  51 years ago

• CPC

  • H05F3/04 - by means of spark gaps or other discharge devices
  • D01G15/46 - Doffing or like arrangements for removing fibres from carding elements Web-dividing apparatus Condensers
  • D01G15/465 - Doffing arrangements for removing fibres using, or cooperating with, pneumatic means
  • D01G25/00 - Lap-forming devices not integral with machines specified above
  • D04H1/72 - the fibres being randomly arranged

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 264 - Plastic and nonmetallic article shaping or treating: processes