1981757

Information

• Patent Grant
• 1981757

• References
• Source

• Patent Number

  1,981,757

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1934
  90 years ago

• CPC

  • F01B1/062 - the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders
  • F01B1/0655 - cylinders
  • F01B1/0689 - by changing the excentricity of one element relative to another element
  • F01B1/0696 - by changing the phase relationship between the actuating or actuated cam and the distributing means
  • F01C1/3566 - the inner and outer member being in contact along more than one line or surface

• US Classifications

  • 091 - Motors: expansible chamber type