2687546

Information

• Patent Grant
• 2687546

• References
• Source

• Patent Number

  2,687,546

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1954
  70 years ago

• CPC

  • B60B19/14 - Ball-type wheels
  • B60B33/021 - combined with braking of castor wheel
  • B60B33/08 - Ball castors
  • Y10T16/1889 - Ball
  • Y10T16/1893 - Pivoted
  • Y10T16/195 - Locked

• US Classifications

  • 016 - Miscellaneous hardware
  • 188 - Brakes