2970730

Information

• Patent Grant
• 2970730

• References
• Source

• Patent Number

  2,970,730

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1961
  64 years ago

• CPC

  • B28D5/0052 - Means for supporting or holding work during breaking
  • B28D5/0011 - with preliminary treatment
  • B28D5/0041 - the workpiece being brought into contact with a suitably shaped rigid body which remains stationary during breaking
  • Y10T29/4979 - Breaking through weakened portion
  • Y10T83/0341 - Processes
  • Y10T156/1052 - with cutting, punching, tearing or severing
  • Y10T225/12 - With preliminary weakening

• US Classifications

  • 225 - Severing by tearing or breaking
  • 029 - Metal working
  • 083 - Cutting
  • 099 - Foods and beverages: apparatus
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 438 - Semiconductor device manufacturing: process