2728299

Information

• Patent Grant
• 2728299

• References
• Source

• Patent Number

  2,728,299

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1955
  69 years ago

• CPC

  • F04C14/185 - by varying the useful pumping length of the cooperating members in the axial direction
  • F04C2/20 - with dissimilar tooth forms

• US Classifications

  • 418 - Rotary expansible chamber devices