1959955

Information

• Patent Grant
• 1959955

• References
• Source

• Patent Number

  1,959,955

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1934
  91 years ago

• CPC

  • E03D3/04 - with piston valve and pressure chamber for retarding the valve-closing movement
  • Y10T137/4238 - With cleaner, lubrication added to fluid or liquid sealing at valve interface
  • Y10T137/4245 - Cleaning or steam sterilizing
  • Y10T137/4343 - By-pass cleaning

• US Classifications

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