3028875

Information

• Patent Grant
• 3028875

• References
• Source

• Patent Number

  3,028,875

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1962
  63 years ago

• CPC

  • G05D7/0166 - the sensing element being a float or a ball placed outside the flow path to be controlled
  • G05D9/04 - with auxiliary non-electric power
  • Y10S261/11 - Cooling towers
  • Y10T137/4245 - Cleaning or steam sterilizing
  • Y10T137/7303 - Control of both inflow and outflow of tank
  • Y10T137/7365 - Single float controls plural valves
  • Y10T137/7404 - Plural floats
  • Y10T137/86413 - Self-cycling

• US Classifications

  • 137 - Fluid handling
  • 261 - Gas and liquid contact apparatus