2674906

Information

• Patent Grant
• 2674906

• References
• Source

• Patent Number

  2,674,906

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1954
  70 years ago

• CPC

  • B23B47/28 - Drill jigs for workpieces
  • B23B35/00 - Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines Use of auxiliary equipment in connection with such methods
  • B23Q35/02 - Copying discrete points from the pattern
  • B23B2247/04 - Jigs using one or more holes as datums for drilling further holes
  • B23B2247/08 - Jigs for drilling overlapping or interfering holes
  • Y10T408/557 - Frictionally engaging sides of opening in work
  • Y10T408/56245 - including tool-guide [or bushing]
  • Y10T408/5653 - with means to bias Tool away from work

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool