2221725

Information

• Patent Grant
• 2221725

• References
• Source

• Patent Number

  2,221,725

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1940
  84 years ago

• CPC

  • F16N7/366 - with feed by pumping action of a vertical shaft of the machine
  • D01H7/06 - Stationary spindles with package-holding sleeves
  • F16N2210/26 - Spinning spindles

• US Classifications

  • 384 - Bearings
  • 277 - Seal for a joint or juncture