3229643

Information

• Patent Grant
• 3229643

• References
• Source

• Patent Number

  3,229,643

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1966
  59 years ago

• CPC

  • F04B43/021 - the plate-like flexible member is pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the plane of the plate-like flexible member and each having its own driving mechanism
  • F04B43/082 - the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
  • F04C2/1076 - where one member orbits or wobbles relative to the other member which rotates around a fixed axis

• US Classifications

  • 417 - Pumps
  • 418 - Rotary expansible chamber devices