F25B2309/14 - CPC Classification

Gas cycle refrigeration machines Compression machines, plants or systems characterised by the cycle used 

• F25B2309/1401 » Ericsson or Ericcson cycles 7
• F25B2309/1402 » Pulse-tube cycles with acoustic driver 23
• F25B2309/1403 » Pulse-tube cycles with heat input into acoustic driver 37
• F25B2309/1404 » Pulse-tube cycles with loudspeaker driven acoustic driver 13
• F25B2309/1405 » Pulse-tube cycles with travelling waves 20
• F25B2309/1406 » Pulse-tube cycles with pulse tube in co-axial or concentric geometrical arrangements 24
• F25B2309/1407 » Pulse-tube cycles with pulse tube having in-line geometrical arrangements 32
• F25B2309/1408 » Pulse-tube cycles with pulse tube having U-turn or L-turn type geometrical arrangements 79
• F25B2309/1409 » Pulse-tube cycles with pulse tube having special type of geometrical arrangements not being a coaxial, in-line or U-turn type 7
• F25B2309/1411 » Pulse-tube cycles characterised by control details, e.g. tuning, phase shifting or general control 36
• F25B2309/1412 » Pulse-tube cycles characterised by heat exchanger details 30
• F25B2309/1413 » Pulse-tube cycles characterised by performance, geometry or theory 36
• F25B2309/1414 » Pulse-tube cycles characterised by pulse tube details 15
• F25B2309/1415 » Pulse-tube cycles characterised by regenerator details 57
• F25B2309/1416 » Pulse-tube cycles characterised by regenerator stack details 16
• F25B2309/1417 » Pulse-tube cycles without any valves in gas supply and return lines 6
• F25B2309/1418 » Pulse-tube cycles with valves in gas supply and return lines 56
• F25B2309/1419 » Pulse-tube cycles with pulse tube having a basic pulse tube refrigerator [PTR], i.e. comprising a tube with basic schematic 2
• F25B2309/1421 » Pulse-tube cycles characterised by details not otherwise provided for 28
• F25B2309/1422 » Pulse tubes with basic schematic including a counter flow heat exchanger instead of a regenerative heat exchanger 1
• F25B2309/1423 » Pulse tubes with basic schematic including an inertance tube 26
• F25B2309/1424 » Pulse tubes with basic schematic including an orifice and a reservoir 39
• F25B2309/1425 » Pulse tubes with basic schematic including several pulse tubes 18
• F25B2309/1426 » Pulse tubes with basic schematic including at the pulse tube warm end a so called warm end expander 6
• F25B2309/1427 » Control of a pulse tube 14
• F25B2309/1428 » Control of a Stirling refrigeration machine 54

Recent Application in this class: