3131646

Information

• Patent Grant
• 3131646

• References
• Source

• Patent Number

  3,131,646

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1964
  60 years ago

• CPC

  • B05B9/0426 - with a pump attached to the spray gun or discharge device
  • A62C11/00 - Portable extinguishers with manually-operated pumps
  • F04B3/003 - with two or more pistons reciprocating one within another
  • F04B9/14 - Pumps characterised by muscle-power operation
  • Y10T137/7895 - Peripherally secured diaphragm

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices
  • 124 - Mechanical guns and projectors
  • 137 - Fluid handling