1969366

Information

• Patent Grant
• 1969366

• References
• Source

• Patent Number

  1,969,366

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1934
  90 years ago

• CPC

  • G05D9/02 - without auxiliary power
  • G05D9/12 - characterised by the use of electric means
  • Y10T137/0324 - With control of flow by a condition or characteristic of a fluid
  • Y10T137/0357 - For producing uniform flow
  • Y10T137/2521 - Flow comparison or differential response
  • Y10T137/3115 - Gas pressure storage over or displacement of liquid
  • Y10T137/4252 - Reverse fluid flow
  • Y10T137/7374 - Flexible diaphragm valve
  • Y10T137/7391 - Shifting weight
  • Y10T137/776 - Control by pressures across flow line valve
  • Y10T137/7788 - Pressures across fixed choke
  • Y10T137/7789 - With Venturi tube having a connection to throat
  • Y10T137/86767 - Spool
  • Y10T137/87322 - With multi way valve having serial valve in at least one branch
  • Y10T137/87499 - Fluid actuated or retarded

• US Classifications

  • 137 - Fluid handling
  • 092 - Expansible chamber devices
  • 251 - Valves and valve actuation