3378022

Information

• Patent Grant
• 3378022

• References
• Source

• Patent Number

  3,378,022

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1968
  57 years ago

• CPC

  • G05D11/035 - with auxiliary non-electric power
  • F15B5/00 - Transducers converting variations of physical quantities
  • F15C1/20 - Direct-impact devices i.e., devices in which two collinear opposing power streams are impacted
  • G01F1/366 - with mechanical or fluidic indication
  • G05D7/0193 - using hydraulic or pneumatic amplifiers, relays or transmitters
  • G05D7/03 - with auxiliary non-electric power
  • F16L2101/30 - Inspecting, measuring or testing
  • Y10T137/2071 - And causing change or correction of sensed condition
  • Y10T137/2147 - To cascaded plural devices
  • Y10T137/2174 - Co-lineal, oppositely-directed power inputs [e.g., impact modulator]
  • Y10T137/7759 - Responsive to change in rate of fluid flow

• US Classifications

  • 137 - Fluid handling
  • 073 - Measuring and testing