136341 ⎘
Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements with cylinders in star or fan arrangement the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders with cam-actuated distribution member(s) each machine piston being provided with channels, which are coacting with the cylinder and are used as a distribution member for another piston-cylinder unit