2712792

Information

• Patent Grant
• 2712792

• References
• Source

• Patent Number

  2,712,792

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1955
  69 years ago

• CPC

  • F04C15/0076 - Fixing rotors on shafts
  • A61M1/00 - Suction or pumping devices for medical purposes Devices for carrying-off, for treatment of, or for carrying-over, body-liquids Drainage systems
  • F04C2/44 - with vanes hinged to the inner member
  • F04C5/00 - Rotary-piston machines or pumps with the working-chamber walls at least partly resiliently deformable
  • F04C15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
  • F04C2/40 - having the movement defined in group F04C2/08 or F04C2/22 and having a hinged member

• US Classifications

  • 418 - Rotary expansible chamber devices