2976698

Information

• Patent Grant
• 2976698

• References
• Source

• Patent Number

  2,976,698

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1961
  63 years ago

• CPC

  • F25B13/00 - Compression machines, plant or systems with reversible cycle
  • F25B47/025 - by reversing the cycle
  • F25B1/04 - with compressor of rotary type
  • F25B31/002 - lubrication
  • F25B2313/0271 - the compressor allows rotation in reverse direction
  • F25B2313/02792 - using reversing valve changing the refrigerant flow direction due to pressure differences of the refrigerant and not by external actuation
  • F25B2700/2104 - of an indoor room or compartment
  • F25D11/022 - with two or more evaporators

• US Classifications

  • 062 - Refrigeration