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Charles Sperry
Charles R Sperry, Vincent A Piucci Jr, Todd A Hanna: Automated cushion forming system. Carpenter Co, Smith Gambrell & Russell, May 22, 2001: US06234777 (36 worldwide citation)


A foam bag cushion forming system for forming foam bag cushions with a vertical side edge sealer that forms vertical side edge seals in the film material with the foam introduction preferably occurring after the downstream side seal is formed, before the upstream side edge seal is formed, and while ...


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Charles Sperry
Charles R Sperry, Vincent A Piucci Jr, Todd A Hanna: Dispensing system, components of a dispensing system, and method of manufacturing, operating and servicing a dispensing system and components thereof. Carpenter Co, Smith Gambrell & Russell Beveridge DeGrandi Weilacher & Young, October 12, 1999: US05964378 (23 worldwide citation)


Mixing chamber assembly having a reciprocating rod within a mixing chamber of a mixing chamber member. The rod is in a non-interference position with the mixing chamber over its entire length within the mixing chamber. The non-interference fit provides continuous solvent flow about the exterior of t ...


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Charles Sperry
Charles R Sperry, Vincent A Piucci Jr, Todd A Hanna: Dispensing system, components of a dispensing system, and method of manufacturing, operating and servicing a dispensing system and components thereof. Carpenter Co, Smith Gambrell & Russell, December 7, 1999: US05996848 (21 worldwide citation)


A mixing chamber assembly which has a reciprocating rod received within a mixing chamber of a mixing chamber member. The reciprocating rod is in a non-interference position with the mixing chamber over its entire length within the mixing chamber. The non-interference fit provides for continuous solv ...


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Todd A Hanna, David L Haley, Stuart L Watson: Carbon dioxide blown polyurethane packaging foam with chemical nucleating agents. E R Carpenter Company, Beveridge DeGrandi Weilacher & Young, July 13, 1993: US05227408 (14 worldwide citation)


A method of preparing polyurethane packaging foam for dispensing into a container in which an article is present to be packaged for shipping, wherein the temperature of the polyurethane foam being dispensed into the container is reduced, as is the maximum reaction exotherm temperature. The method in ...



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