ENGINE WITH EXTERNAL HEAT SUPPLY Russian patent published in 1995 - IPC

FIELD: engine engineering. SUBSTANCE: engine has torus-like housing 1 separated into two spaces by baffle 11. Drum 3 is mounted on working shaft 4 inside the housing. Two flexible hoses 7,8 are positioned in the housing. The first ends of the hoses are coupled with the drum through flexible connection 5. The second ends of the hoses are turned inside out and secured in the housing. The spaces of the housing are in communication with the system for supplying hot gas and the atmosphere. EFFECT: enhanced efficiency. 1 dwg