2551605

Information

• Patent Grant
• 2551605

• References
• Source

• Patent Number

  2,551,605

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1951
  73 years ago

• CPC

  • F04B43/123 - using an excenter as the squeezing element
  • F04B43/1246 - the roller being placed at the outside of the tubular flexible member

• US Classifications

  • 418 - Rotary expansible chamber devices
  • 417 - Pumps