2428493

Information

• Patent Grant
• 2428493

• References
• Source

• Patent Number

  2,428,493

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1947
  77 years ago

• CPC

  • B21D43/11 - for feeding sheet or strip material
  • Y10T83/4503 - Such means drives the work feed means
  • Y10T83/4556 - By adjustment of fixed stop
  • Y10T83/4632 - Comprises a work-moving gripper
  • Y10T83/6659 - Hydraulically or pneumatically actuated

• US Classifications

  • 083 - Cutting
  • 060 - Power plants
  • 092 - Expansible chamber devices
  • 226 - Advancing material of indeterminate length