2972961

Information

• Patent Grant
• 2972961

• References
• Source

• Patent Number

  2,972,961

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1961
  63 years ago

• CPC

  • F01B1/0668 - Supporting and guiding means for the piston
  • F01B1/0644 - Pistons
  • F01B1/0689 - by changing the excentricity of one element relative to another element
  • F01B13/061 - the connection of the pistons with the actuated or actuating element being at the outer ends of the cylinders
  • F01B31/10 - Lubricating arrangements of steam engines
  • F03C1/0444 - to plate-like distribution members

• US Classifications

  • 092 - Expansible chamber devices
  • 091 - Motors: expansible chamber type