3442439

Information

• Patent Grant
• 3442439

• References
• Source

• Patent Number

  3,442,439

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1969
  55 years ago

• CPC

  • F04B39/0223 - characterised by the compressor type
  • F04B49/02 - Stopping, starting, unloading or idling control
  • F25B31/004 - oil recirculating arrangements
  • F25B2400/074 - with multiple cylinders
  • F25B2600/0261 - external to the compressor

• US Classifications

  • 417 - Pumps
  • 062 - Refrigeration