3753518

Information

• Patent Grant
• 3753518

• References
• Source

• Patent Number

  3,753,518

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1973
  51 years ago

• CPC

  • F04B43/0063 - bell-shaped flexible members
  • B05B11/3032 - actuated without substantial movement of the nozzle in the direction of the pressure stroke
  • B05B11/304 - the outlet valve being opened by pressure after a defined accumulation stroke
  • B05B11/3064 - Pump inlet and outlet valve elements integrally formed of a deformable material
  • B05B11/3074 - located outside pump chambers
  • B05B11/3098 - Air being permanently entrapped or sucked into the liquid pump chamber
  • B05B11/3022 - actuated by pressure

• US Classifications

  • 222 - Dispensing
  • 417 - Pumps