2977891

Information

• Patent Grant
• 2977891

• References
• Source

• Patent Number

  2,977,891

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • F01B13/061 - the connection of the pistons with the actuated or actuating element being at the outer ends of the cylinders
  • F01B1/0668 - Supporting and guiding means for the piston
  • F03C1/0444 - to plate-like distribution members

• US Classifications

  • 091 - Motors: expansible chamber type