3886847

Information

• Patent Grant
• 3886847

• References
• Source

• Patent Number

  3,886,847

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1975
  49 years ago

• CPC

  • B23Q35/128 - Sensing by using optical means
  • B44B3/002 - using a pantograph
  • B44B3/004 - using a tool controlled by a photoelectric scanning device
  • B44B3/066 - Master copy holders
  • G05B2219/49388 - Computer controlled movement of plotter is transferred to tool by pantograph
  • Y10T409/301232 - including pantograph cutter-carrier
  • Y10T409/301792 - including means to sense optical or magnetic image
  • Y10T409/302856 - For using planar templet in cutting profile [e.g., contour map from planar map, etc.]
  • Y10T409/302912 - including means for operation without manual intervention

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 033 - Geometrical instruments