2078402

Information

• Patent Grant
• 2078402

• References
• Source

• Patent Number

  2,078,402

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1937
  87 years ago

• CPC

  • B23Q35/36 - for control of a hydraulic or pneumatic copying system
  • F16K11/0712 - comprising particular spool-valve sealing means
  • F16K43/00 - Auxiliary closure means in valves, which in case of repair
  • F16L55/10 - Means for stopping flow from or in pipes or hoses
  • G03B21/52 - by prepared film
  • Y10T137/5109 - Convertible
  • Y10T137/86292 - System with plural openings, one a gas vent or access opening

• US Classifications

  • 137 - Fluid handling
  • 138 - Pipes and tubular conduits
  • 166 - Wells
  • 251 - Valves and valve actuation