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IPC Subgroup
F25B 41/37

Capillary tubes

Introduced: January 2021

Full Title

Fluid-circulation arrangements > Expansion means; Dispositions thereof > Capillary tubes

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION OR SOLIDIFICATION OF GASES
Subclass:
REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS

1 direct subcode

Child Classifications

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  • F25B 41/375 characterised by a variable restriction, e.g. restrictors made of shape memory alloy