1988407

Information

• Patent Grant
• 1988407

• References
• Source

• Patent Number

  1,988,407

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1935
  90 years ago

• CPC

  • F04B49/123 - by changing the eccentricity of one element relative to another element
  • F04B1/005 - Pumps with cylinder axis arranged substantially tangentially to a circle centred on main shaft axis
  • F04B1/10 - the cylinders being movable

• US Classifications

  • 417 - Pumps
  • 060 - Power plants
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices