2643649

Information

• Patent Grant
• 2643649

• References
• Source

• Patent Number

  2,643,649

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1953
  71 years ago

• CPC

  • B25D11/102 - the rotating axis of the cam member being coaxial with the axis of the tool
  • B25D2211/065 - with ball-shaped or roll-shaped followers
  • Y10T74/18304 - Axial cam

• US Classifications

  • 104 - Railways
  • 074 - Machine element or mechanism