2171190

Information

• Patent Grant
• 2171190

• References
• Source

• Patent Number

  2,171,190

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1939
  85 years ago

• CPC

  • F16K15/06 - with guided stems
  • Y10T137/7791 - Pressures across flow line valve
  • Y10T137/7806 - Modified valve casing
  • Y10T137/86936 - Pressure equalizing or auxiliary shunt flow

• US Classifications

  • 137 - Fluid handling
  • 092 - Expansible chamber devices