3809309

Information

• Patent Grant
• 3809309

• References
• Source

• Patent Number

  3,809,309

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • B23K20/26 - Auxiliary equipment
  • B23K20/00 - Non-electric welding by applying impact or other pressure, with or without the application of heat
  • B23K37/0533 - external pipe alignment clamps
  • B23Q3/08 - other than mechanically-actuated
  • Y10T428/12292 - Workpiece with longitudinal passageway or stopweld material [e.g., for tubular stock, etc.]
  • Y10T428/12403 - Longitudinally smooth and symmetrical

• US Classifications

  • 228 - Metal fusion bonding
  • 428 - Stock material or miscellaneous articles