3431746

Information

• Patent Grant
• 3431746

• References
• Source

• Patent Number

  3,431,746

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1969
  55 years ago

• CPC

  • F25B9/145 - pulse-tube cycle
  • F25B2309/1407 - Pulse-tube cycles with pulse tube having in-line geometrical arrangements
  • F25B2309/1408 - Pulse-tube cycles with pulse tube having U-turn or L-turn type geometrical arrangements
  • F25B2309/1418 - Pulse-tube cycles with valves in gas supply and return lines
  • F25B2309/1419 - Pulse-tube cycles with pulse tube having a basic pulse tube refrigerator [PTR]
  • F25B2309/1424 - Pulse tubes with basic schematic including an orifice and a reservoir

• US Classifications

  • 062 - Refrigeration