3714509

Information

• Patent Grant
• 3714509

• References
• Source

• Patent Number

  3,714,509

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1973
  51 years ago

• CPC

  • G05B19/07 - where the programme is defined in the fixed connection of electrical elements
  • G05B2219/21136 - Detection of zero crossing for command and maximum for reading value
  • G05B2219/25045 - Electronic cam, encoder for sequence control as function of position, programmable switch pls
  • G05B2219/25242 - Relay
  • G05B2219/25372 - Sequence command, next step if reference equals ramp signal level

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 324 - Electricity: measuring and testing