2192141

Information

• Patent Grant
• 2192141

• References
• Source

• Patent Number

  2,192,141

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1940
  85 years ago

• CPC

  • G05D16/0663 - using a spring-loaded membrane with a spring-loaded slideable obturator
  • Y10T137/7794 - With relief valve
  • Y10T137/7806 - Modified valve casing
  • Y10T137/791 - Ball valves
  • Y10T137/88054 - Direct response normally closed valve limits direction of flow

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation