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Method and apparatus for cooling molded plastic pieces preferably includes a take out structure/step configured to hold the plurality of plastic parts oriented such that closed ends thereof are disposed toward an inside of the take out structure and open ends thereof are disposed toward an outside o

Method and apparatus for cooling molded plastic pieces preferably includes a take out structure/step configured to hold the plurality of plastic parts oriented such that closed ends thereof are disposed toward an inside of the take out structure and open ends thereof are disposed toward an outside of the take out structure. A movement structure/step is configured to cause relative movement between the take out structure and at least one of a first cooling station and a second cooling station. The first cooling station includes a first cooling structure/step configured to provide a cooling fluid to an inside of the plurality of plastic parts through the open ends thereof. The second cooling station includes a second cooling structure/step configured to provide a cooling fluid to an inside of the plurality of plastic parts through the open ends thereof.

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1. Apparatus for cooling a plurality of plastic parts which are held by a take out structure configured to hold the plurality of plastic parts oriented such that closed ends thereof are disposed toward an inside of the take out structure and open ends thereof are disposed toward an outside of the ta

1. Apparatus for cooling a plurality of plastic parts which are held by a take out structure configured to hold the plurality of plastic parts oriented such that closed ends thereof are disposed toward an inside of the take out structure and open ends thereof are disposed toward an outside of the take out structure, said apparatus comprising:movement structure configured to cause relative movement between the take out structure and at least one of a first cooling station and a second cooling station;the first cooling station including first cooling structure configured to provide a cooling fluid to an inside of each of the plurality of plastic parts through the open ends thereof; andthe second cooling station including second cooling structure configured to provide a cooling fluid to an inside of each of the plurality of plastic parts through the open ends thereof. 2. Apparatus according to claim 1, wherein said first cooling structure comprises:pressurizing structure configured to provide a pressure seal between the open ends of the plurality of parts and ambient pressure; anda plurality of first conditioning elements, each configured to provide a pressurized cooling fluid to an inside of a corresponding one of the plurality of plastic parts. 3. Apparatus according to claim 2, wherein said second cooling structure comprises a plurality of second conditioning elements, each configured to enter an open end of a corresponding plastic part and provide a cooling fluid to an inside thereof. 4. Apparatus according to claim 3, wherein said pressurizing structure comprises a plurality of sealing collars, each sealing collar (i) disposed outside of an outer surface of a corresponding one of the plurality of plastic parts and (ii) configured to seal pressurized cooling fluid on an inside and on a portion of an outside of the corresponding plastic part. 5. Apparatus according to claim 4, wherein each said sealing collar is movable to seal or release the pressurized cooling fluid. 6. Apparatus according to claim 4, wherein take out structure comprises a plurality of cavities, and further comprising venting structure in each of said cavities configured to provide controlled venting of the pressurized cooling fluid from the outside of the corresponding plastic part. 7. Apparatus according to claim 2, wherein said take out structure comprises a plurality of cavities, and wherein said pressurizing structure and said plurality of first conditioning elements are configured to cause an exterior surface of each of the plurality of plastic parts to expand and contact an inside surface of a corresponding cavity of said take out structure. 8. Apparatus according to claim 3, wherein each of said plurality of second conditioning elements comprises a cooling pin configured to:supply the cooling fluid to an inside of the closed end of a corresponding one of the plurality of plastic parts; andcause the cooling fluid to flow over an inside surface of the corresponding one of the plurality of plastic parts from the closed end thereof to an outside of said take out structure through the open end thereof. 9. Apparatus according to claim 1, wherein said first cooling structure and said second cooling structure are configured to provide a cooling fluid comprising air. 10. Apparatus according to claim 1, wherein said movement structure comprises a rotatable turret configured to rotate said take out structure 90 degrees between said first cooling station and said second cooling station. 11. Apparatus according to claim 1, wherein said movement structure comprises a rotatable turret configured to rotate said take out structure 180 degrees between a molding station and said first cooling station. 12. Apparatus according to claim 1, further comprising a blower configured to blow cooling air over outside surfaces of the plurality of plastic parts before they are held by said take out structure. 13. Apparatus according to claim 1, wherein said take out structure inc ludes vacuum structure configured to hold the plurality of plastic parts on said take out structure by vacuum. 14. Apparatus according to claim 1, wherein said take out structure is configured to cool outside surfaces of the plurality of plastic parts at said first cooling station and at said second cooling station. 15. Apparatus according to claim 1, wherein said first conditioning elements and said second conditioning elements are disposed adjacent and in parallel, and wherein said movement structure comprises a linearly movable take out plate configured to serially move each of the plurality of plastic parts from a first conditioning element to a second conditioning element. 16. Apparatus according to claim 1, wherein one of said cooling stations is fixed and one of said cooling stations is movable. 17. Apparatus according to claim 1, wherein each of said first cooling station and said second cooling station comprises a plurality of cooling pins, each configured to:supply the cooling fluid to an inside of the closed end of a corresponding one of the plurality of plastic parts; andcause the cooling fluid to flow over an inside surface of the corresponding one of the plurality of plastic parts from the closed end thereof to an outside of said take out structure through the open end thereof. 18. Apparatus according to claim 1, wherein each of said first cooling station and said second cooling station comprises:pressurizing structure configured to provide a pressure seal between the open ends of the plurality of parts and ambient pressure; anda plurality of conditioning elements, each configured to provide a pressurized cooling fluid to an inside of a corresponding one of the plurality of plastic parts. 19. Apparatus according to claim 1, wherein the first cooling station is configured to provide a cooling fluid to an inside of a first plurality of plastic parts at the same time as the second cooling station provides a cooling fluid to an inside of a second plurality of plastic parts. 20. Apparatus for post-mold cooling of a matrix of plastic preforms which are held by a take out plate having a first plurality of receiving tubes configured to receive a first plurality of plastic preforms, and a second plurality of receiving tubes configured to receive a second plurality of plastic preforms, said apparatus comprising:movement structure configured to provide relative movement between the take out plate and first and second cooling stations;the first cooling station including:a plurality of injector devices, each injector device configured to inject a pressurized cooling medium to an interior of a corresponding plastic preform;a plurality of sealing devices, each sealing device configured to provide a pressure seal between the injected pressurized cooling medium and a lower ambient pressure;the second cooling station comprising a plurality of cooling pins, each cooling pin configured to direct a cooling medium towards a tip of an inside of a corresponding plastic preform so that the directed cooling medium flows down an inside surface of the corresponding plastic preform and is exhausted to an outside of said take out plate; andcontrol structure to cause said movement structure to move the plurality of plastic preforms from said first cooling station to said second cooling station. 21. Apparatus according to claim 20, wherein said movement structure comprises a rotatable turret, and wherein at least one of said first and second cooling stations is movable. 22. Apparatus according to claim 20, wherein each said sealing device seals an interior of the corresponding plastic preform from an exterior thereof. 23. Apparatus according to claim 20, wherein each said sealing device is configured to allow fluid communication between (i) an interior of the corresponding plastic preform and (ii) an exterior thereof. 24. Apparatus according to claim 23, wherein each receiving tube includes a vent permitting fluid communication between an inter ior of the corresponding plastic preform and ambient pressure, to prevent movement of a portion of a corresponding negative draft preform to an interior wall said each receiving tube. 25. Apparatus according to claim 23, wherein each said sealing device is not in contact with the corresponding plastic preform. 26. Apparatus according to claim 23, wherein each cooling pin is configured so as to not contact an interior surface of the corresponding plastic preform. 27. Apparatus according to claim 20, wherein said first cooling station and said second cooling station are both mounted to said movement structure. 28. Apparatus according to claim 20, further comprising the take out plate, and wherein at least one of the first and second plurality of receiving tubes is configured to cool outside surfaces of the corresponding plurality of plastic preforms. 29. A plastic injection molding system, comprising:a plastic molding unit having a plurality of mold cavities and a plurality of carriers configured to carry a plurality of plastic parts;a take out device which removes the plurality of plastic parts from said plastic molding unit;movement structure configured to cause relative movement between said take out device and at least one of a first cooling station and a second cooling station;the first cooling station including first cooling structure configured to seal a pressurized cooling fluid on an interior of each of the plurality of plastic parts; andthe second cooling station including second cooling structure configured to provide a cooling fluid to an inside of the plurality of plastic parts. 30. Apparatus for cooling a plurality of plastic parts, comprising:take out means for holding the plurality of plastic parts oriented such that closed ends thereof are disposed toward an inside of said take out structure and open ends thereof are disposed toward an outside of said take out structure;movement means for causing relative movement between said take out means and at least one of a first cooling station and a second cooling station;the first cooling station including first cooling means for providing a cooling fluid to an inside of the plurality of plastic parts through the open ends thereof and pressurizing the cooling fluid therein; andthe second cooling station including second cooling means for providing a cooling fluid to an inside of the plurality of plastic parts through the open ends thereof. 31. Apparatus for post-mold cooling of a matrix of plastic preforms, comprising:take out means including a first plurality of receiving means for receiving a first plurality of plastic preforms, and a second plurality of receiving means for receiving a second plurality of plastic preforms, at least one of said first and second plurality of receiving means being configured to cool outside surfaces of the corresponding plurality of plastic preforms;movement means for providing relative movement between the take out means and first and second cooling stations;the first cooling station including:a plurality of injector means, each injector means for injecting a pressurized cooling medium to an interior of a corresponding plastic preform;a plurality of sealing means, each sealing means for providing a pressure seal between the injected pressurized cooling medium and a lower, ambient pressure;the second cooling station comprising a plurality of cooling means, each cooling means for directing a cooling medium towards a tip of an inside of a corresponding plastic preform so that the directed cooling medium flows down an inside surface of the corresponding plastic preform and is exhausted to an outside of said take out means; andcontrol means for causing said movement means to move the plurality of plastic preforms from said first cooling station to said second cooling station. 32. Apparatus for post-molding cooling a plurality of plastic parts held by a take out stage which takes a plurality of plastic parts from a molding machine, the take o ut stage including a plurality of receiver tubes adapted to receive the plurality of plastic parts such that an open end of each part is exposed, said apparatus comprising:a plurality of cooling stations coupled to the take out stage, each cooling station having a plurality of cooling pins for injecting a cooling fluid into an interior of corresponding plastic parts through the exposed ends.