DIFF Subgroup
F25B 41/30 Expansion means; Dispositions thereof
Introduced: January 2021
Full Title
Fluid-circulation arrangements > Expansion means; Dispositions thereof
IPC and CPC are identically structured here. All 5 subcodes exist in both systems.
IPC defines codes here since 2021.
Child Classifications
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- F25B 41/38 specially adapted for reversible cycles, e.g. bidirectional expansion restrictors since 2021 IPC+CPC Available in IPC and CPC
- F25B 41/385 Dispositions with two or more expansion means arranged in parallel on a refrigerant line leading to the same evaporator since 2021 IPC+CPC Available in IPC and CPC
- F25B 41/39 Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator since 2021 IPC+CPC Available in IPC and CPC