THERMAL PIPE Russian patent published in 1994 - IPC

FIELD: heat engineering. SUBSTANCE: located on inner surface of housing 1 in the evaporation and condensation zones are wicks 2 and 3 which are connected by hydraulic passage 4 to which pump made in form of U-shaped reservoir 5 is connected. Branches of the reservoir are connected to vapor generator passages 7 which are located in the evaporation zone. Delivery main 8 of the pump is connected to the lower portion of reservoir 5 and to hydraulic passage 4 where check valves are fitted on either side from connection of mains 8. EFFECT: enhanced efficiency. 3 dwg