1851193

Information

• Patent Grant
• 1851193

• References
• Source

• Patent Number

  1,851,193

• Date Filed

  Not available

• Date Issued

  Tuesday, March 29, 1932
  92 years ago

• CPC

  • F04C18/321 - with vanes hinged to the inner member and reciprocating with respect to the inner member
  • F04C29/04 - Heating Cooling Heat insulation

• US Classifications

  • 418 - Rotary expansible chamber devices