3159179

Information

• Patent Grant
• 3159179

• References
• Source

• Patent Number

  3,159,179

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1964
  60 years ago

• CPC

  • F02M19/021 - the cross-sectional area being changed mechanically
  • B04C11/00 - Accessories
  • F02M9/121 - Iris diaphragms
  • F16K3/03 - with a closure member in the form of an iris-diaphragm
  • Y10T137/7976 - Plural separating elements
  • Y10T137/8122 - Planar strainer normal to flow path
  • Y10T137/8275 - Indicator element rigidly carried by the movable element whose position is indicated

• US Classifications

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