2983167

Information

• Patent Grant
• 2983167

• References
• Source

• Patent Number

  2,983,167

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1961
  63 years ago

• CPC

  • B21D28/285 - punching outwards
  • B21C37/292 - Forming collars by drawing or pushing a rigid forming tool through an opening in the tube wall
  • B21D28/28 - in tubes or other hollow bodies
  • F28F9/0243 - Header boxes having a circular cross-section
  • F28F2225/08 - for header boxes
  • Y10T29/49389 - Header or manifold making
  • Y10T29/51 - Plural diverse manufacturing apparatus including means for metal shaping or assembling
  • Y10T29/5116 - forging and bending, cutting or punching

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working