1779897

Information

• Patent Grant
• 1779897

• References
• Source

• Patent Number

  1,779,897

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1930
  94 years ago

• CPC

  • F04C2/322 - with vanes hinged to the outer member and reciprocating with respect to the outer member
  • Y10T137/7326 - Low level safety cut-off
  • Y10T137/7439 - Float arm operated valve

• US Classifications

  • 137 - Fluid handling
  • 261 - Gas and liquid contact apparatus
  • 418 - Rotary expansible chamber devices