3824664

Information

• Patent Grant
• 3824664

• References
• Source

• Patent Number

  3,824,664

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1974
  50 years ago

• CPC

  • B21D11/08 - Bending by altering the thickness of part of the cross-section of the work
  • B21D11/20 - Bending sheet metal, not otherwise provided for
  • B21D11/206 - Curving corrugated sheets
  • B21D13/10 - into a peculiar profiling shape
  • Y10T428/12417 - Intersecting corrugating or dimples not in a single line [e.g., waffle form, etc.]
  • Y10T428/12799 - Next to Fe-base component [e.g., galvanized]

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 052 - Static structures
  • 072 - Metal deforming