3855982

Information

• Patent Grant
• 3855982

• References
• Source

• Patent Number

  3,855,982

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • F04B9/1372 - the movement of each pump piston in the two directions is obtained by a double-acting piston fluid motor
  • F02M59/107 - pneumatic drive
  • F02M59/30 - with variable-length-stroke pistons
  • F04B5/00 - Machines or pumps with differential surface pistons
  • F04B9/125 - reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor
  • F02M2700/1341 - Fuel pump driven by the differential pressure of a gas
  • F02M2700/1376 - Fuel pump with control of the pump piston stroke

• US Classifications

  • 123 - Internal-combustion engines