1642179

Information

• Patent Grant
• 1642179

• References
• Source

• Patent Number

  1,642,179

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1927
  97 years ago

• CPC

  • B23F15/02 - Making gear teeth on wheels of varying radius of operation
  • B23F19/04 - Lapping spur gears by making use of a correspondingly shaped counterpart
  • Y10T29/49471 - Roll forming
  • Y10T74/19972 - form

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 074 - Machine element or mechanism