2784676

Information

• Patent Grant
• 2784676

• References
• Source

• Patent Number

  2,784,676

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1957
  67 years ago

• CPC

  • F04B9/14 - Pumps characterised by muscle-power operation
  • F04B1/02 - having two cylinders
  • F04B53/1095 - Valves linked to another valve of another pumping chamber
  • Y10T74/18208 - Crank, pitman, and slide

• US Classifications

  • 417 - Pumps
  • 074 - Machine element or mechanism
  • 092 - Expansible chamber devices