EXTERNALLY SUPPLIED THERMAL ENGINE Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: engine has heat-transfer shells 4, 7, and 9 which are hermetically sealed and filled with intermediate heat-transfer agent. Shells accommodate cool bellows 5, 6 and hot bellows 1 of larger size intercommunicating through regenerators 9, 10 and gas distributor in the form of valve seat 16 installed in center of diaphragm 3 separating bellows and two-way valve 15 fitted on rod 14 whose ends are fixed to flat caps of cool bellows. Rod is kinematically linked with power mechanism of engine 17-19. EFFECT: enlarged functional capabilities. 4 cl, 2 dwg