3335297

Information

• Patent Grant
• 3335297

• References
• Source

• Patent Number

  3,335,297

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1967
  57 years ago

• CPC

  • G05B19/14 - using punched cards or tapes
  • G05B2219/23189 - Information is code
  • G05B2219/23199 - Reference value, setpoint for regulator
  • G05B2219/25393 - Speed, delay, stand still of record carrier controlled, more commands possible
  • Y10T137/86445 - Plural, sequential, valve actuations
  • Y10T307/74 - Switching systems

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 137 - Fluid handling
  • 235 - Registers
  • 236 - Automatic temperature and humidity regulation
  • 318 - Electricity: motive power systems