2776669

Information

• Patent Grant
• 2776669

• References
• Source

• Patent Number

  2,776,669

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1957
  68 years ago

• CPC

  • G05D7/0193 - using hydraulic or pneumatic amplifiers, relays or transmitters
  • F22D5/24 - with electric switches
  • F22G7/105 - for locomotive boilers
  • G01F1/383 - with electrical or electro-mechanical indication
  • G05B7/04 - fluidic
  • Y10T137/2278 - Pressure modulating relays or followers
  • Y10T137/2452 - With counter-counter balancing pressure feedback

• US Classifications

  • 137 - Fluid handling