Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE

F01B1/00Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements

F01B1/01with one single cylinder F01B1/02with cylinders all in one line F01B1/04with cylinders in V-arrangement F01B1/06with cylinders in star or fan arrangement F01B1/0603the connection of the pistons with an element being at the outer ends of the cylinders F01B1/0606with cam-actuated distribution member(s) F01B1/061with two or more series radial piston-cylinder units F01B1/0613directly located side by side F01B1/0617coupling of several cylinders-barrels F01B1/062the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders F01B1/0624with cam-actuated distribution member(s) F01B1/0627each machine piston being provided with channels, which are coacting with the cylinder and are used as a distribution member for another piston-cylinder unit F01B1/0631the piston-driving or -driven cam being provided with an inlet or an outlet F01B1/0634with two or more series radial piston-cylinder units F01B1/0637directly located side by side F01B1/0641Details, component parts specially adapted for such machines F01B1/0644Pistons F01B1/0648Cams F01B1/0651consisting of several cylindrical elements F01B1/0655cylinders F01B1/0658Arrangements for pressing or connecting the pistons against the actuating or actuated cam F01B1/0662hydraulically F01B1/0665Disconnecting the pistons from the actuating or actuated cam F01B1/0668Supporting and guiding means for the piston F01B1/0672Draining of the machinehousing; arrangements dealing with leakage fluid F01B1/0675Controlling F01B1/0679by using a valve in a system with several pump or motor chambers, wherein the flow path through the chambers can be changed F01B1/0682by changing the effective cross sectional piston working surface F01B1/0686by changing the effective piston stroke F01B1/0689by changing the excentricity of one element relative to another element F01B1/0693by changing the phase relationship between two actuating or actuated cams F01B1/0696by changing the phase relationship between the actuating or actuated cam and the distributing means F01B1/08with cylinders arranged oppositely relative to main shaft and of "flat" type F01B1/10with more than one main shaft F01B1/12Separate cylinder-crankcase elements coupled together to form a unit