Valve-controlled connection between a working chamber and a dead volume chamber for the working gas of a hot gas engine

摘要

1364784 Hot gas engines UNITED STIRLING (SWEDEN) AB & CO 2 Nov 1972 50520/72 Heading F1S In a hot gas engine (not shown) a valve 13 between the engine working chamber and a dead volume chamber (connected to the passage 10) is backed by an actuating member 17a stop 18 being provided for limiting joint movements of the valve member and the actuating member. Means (not shown) are provided for alternatively supplying gas at working cycle minimum or maximum pressure to a space between the actuating member and the valve member and also to a space behind the actuating member. As shown, the valve member is backed by a further actuating member 19a second stop 21 being provided for limiting joint movement of all three members.