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

FIELD: engine engineering. SUBSTANCE: engine has housing with expansion and compression chambers 1,2. Two drums 11,12 are mounted on working shaft 8. The first ends of two flexible hoses 16,17 are coupled with the drums through flexible connection 14. The second ends of the hoses are secured in the chambers. The chambers are in communication with system 4 for supplying hot gas. The end switches 6,7 are arranged inside the housing. EFFECT: enhanced efficiency. 2 cl, 2 dwg