3699779

Information

• Patent Grant
• 3699779

• References
• Source

• Patent Number

  3,699,779

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1972
  52 years ago

• CPC

  • F25B27/00 - Machines, plant, or systems, using particular sources of energy
  • F04B45/0533 - the fluid being actuated directly by a piston
  • F04B45/0536 - the actuating fluid being controlled by one or more valves
  • F24F3/001 - in which the air treatment in the central station takes place by means of a heat-pump or by means of a reversible cycle
  • F25B1/06 - with compressor of jet type

• US Classifications

  • 062 - Refrigeration
  • 417 - Pumps