3874205

Information

• Patent Grant
• 3874205

• References
• Source

• Patent Number

  3,874,205

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1975
  49 years ago

• CPC

  • B21D5/00 - Bending sheet metal along straight lines
  • B21D5/006 - combined with measuring of bends
  • B21D5/02 - on press brakes without making use of clamping means
  • B30B15/18 - controlling the reciprocating motion of the ram
  • B30B15/26 - Programme control arrangements
  • G05B19/238 - the positional error is only used to control speed in steps according to distance left, or to give a stop signal when error reaches zero
  • G05B19/4093 - characterised by part programming
  • Y02P90/265 - Product design therefor

• US Classifications

  • 072 - Metal deforming
  • 700 - Data processing: generic control systems or specific applications