2990782

Information

• Patent Grant
• 2990782

• References
• Source

• Patent Number

  2,990,782

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1961
  63 years ago

• CPC

  • F04C9/002 - the piston oscillating around a fixed axis
  • F04C2/3568 - with axially movable vanes

• US Classifications

  • 418 - Rotary expansible chamber devices