2811958

Information

• Patent Grant
• 2811958

• References
• Source

• Patent Number

  2,811,958

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1957
  67 years ago

• CPC

  • F01B11/00 - Reciprocating-piston machines or engines without rotary main shaft
  • F02B71/00 - Free-piston engines Engines without rotary main shaft
  • F02D39/10 - for free-piston engines for engines without rotary main shaft

• US Classifications

  • 123 - Internal-combustion engines
  • 251 - Valves and valve actuation
  • 417 - Pumps