3874028

Information

• Patent Grant
• 3874028

• References
• Source

• Patent Number

  3,874,028

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1975
  49 years ago

• CPC

  • F16C19/166 - Four-point-contact ball bearings
  • E05D11/04 - relating to the use of free balls as bearing-surfaces
  • F16C19/12 - for supporting the end face of a shaft or other member
  • F16C33/761 - specifically for bearings with purely axial load
  • E05Y2900/531 - Doors
  • F16C11/045 - with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
  • Y10T16/5379 - Circularly distributed balls or rollers

• US Classifications

  • 016 - Miscellaneous hardware