this invention is an improved thermoforming process and apparatus for the production of rigid plastic containers . the apparatus employs a molten sheet of thermoplastic material that is processed through two extrusion rolls , thermoformed on the periphery of a rotating form tool , mechanically ejected from the form tool conveyed to a conventional punch press where the formed articles are trimmed from the sheet then packaged for shipment . the operation of the extruder , extrusion rolls , forming wheel , mechanical ejection and trim stations are operated as a continuous , integrated system .