Plastic cylinder assembly

Claim 1

A CYLINDER ASSEMBLY MOLDED FROM A THERMOPLASTIC MATERIAL COMPRISING A PREMOLDED BARREL AND CYLINDER HEAD, SAID HEAD HAVING A PISTON ROD RECEIVING BORE MOLDED THEREIN, SAID BARREL BEING OF A SQUARE SHAPE IN CROSSSECTION, AND HAVING A PISTON RECEIVING BORE MOLDED THEREIN, A SECOND PREMOLDED CYLINDER HEAD FORMED OF A PLASTIC COMPATIBLE WITH THE BARREL AND SEALED AND FUSED TO SAID BARREL TO SEAL SAID BORE AND TO FORM AN INTEGRAL ONEPIECE UNIT, EACH OF SAID HEADS HAVING, AN OUTWARDLY PROJECTING HORIZONTALLY POSITIONED MOUNTING FLANGE, A PAIR OF LATERALLY PROJECTING HORIZONTALLY POSITIONED MOUNTING FLANGES AND A PAIR OF VERTICALLY POSITIONED LATERALLY EXTENDING MOUNTING FLANGES, AND SAID SECOND HEAD HAVING A VERTICALLY POSITIONED LONGITUDINALLY EXTENDING MOUNTING FLANGE, WHEREBY SAID CYLINDER ASSEMBLY CAN BE SUITED TO DIFFERENT MOUNTING SITUATIONS AND WHEREBY CERTAIN FLANGES MAY BE CUT AND TRIMMED OFF.