2440593

Information

• Patent Grant
• 2440593

• References
• Source

• Patent Number

  2,440,593

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1948
  76 years ago

• CPC

  • F04C18/324 - with vanes hinged to the inner member and reciprocating with respect to the outer member
  • F04C18/04 - of internal-axis type

• US Classifications

  • 418 - Rotary expansible chamber devices
  • 417 - Pumps