3386648

Information

• Patent Grant
• 3386648

• References
• Source

• Patent Number

  3,386,648

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1968
  56 years ago

• CPC

  • F04C18/3442 - the surfaces of the inner and outer member, forming the inlet and outlet opening
  • F04C25/00 - Adaptations of pumps for special use of pumps for elastic fluids
  • F04C18/344 - with vanes reciprocating with respect to the inner member
  • F04C2220/10 - Vacuum
  • F05C2201/0484 - Nickel-Copper alloy
  • F05C2201/903 - Aluminium alloy
  • F05C2251/10 - Hardness
  • Y10S418/01 - Non-working fluid separation

• US Classifications

  • 418 - Rotary expansible chamber devices