3194447

Information

• Patent Grant
• 3194447

• References
• Source

• Patent Number

  3,194,447

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1965
  59 years ago

• CPC

  • B05B11/3074 - located outside pump chambers
  • B05B11/3039 - the outlet valve being mechanically opened after a defined accumulation stroke
  • B05B11/3097 - with means for sucking back the liquid or other fluent material in the nozzle after a dispensing stroke
  • B05B11/3098 - Air being permanently entrapped or sucked into the liquid pump chamber
  • F04B7/04 - in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports
  • B05B11/3001 - Piston pumps

• US Classifications

  • 222 - Dispensing
  • 239 - Fluid sprinkling, spraying, and diffusing