3237851

Information

• Patent Grant
• 3237851

• References
• Source

• Patent Number

  3,237,851

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1966
  58 years ago

• CPC

  • F01C1/344 - with vanes reciprocating with respect to the inner member
  • F04C27/02 - Liquid sealing for high-vacuum pumps or for compressors
  • F04C18/344 - with vanes reciprocating with respect to the inner member
  • F04C2220/50 - Pumps with means for introducing gas under pressure for ballasting

• US Classifications

  • 418 - Rotary expansible chamber devices