Patent ID: 6374769
Filing Date: 2002-04-23
Classification: B41F,F28D

Abstract:
A fluid material application system for applying one of printing ink, adhesive and a coating to a paper product comprising:a fluid material source containing fluid material that is one of fluid ink, adhesive and a coating; a heat transfer fluid source containing heat transfer fluid; heat exchanger that includes a heat exchange element comprised of a hose for carrying the heat transfer fluid and a tube for carrying the fluid material, said tube being positioned within the hose, said heat exchange element possessing a winding configuration with adjacent portions of the heat exchange element resting on top of one another so that the adjacent portions are supported in a vertical fashion; an application deck for applying the fluid material to said paper product; a fluid material supply conduit connecting the fluid material source to an inlet of the tube to carry the fluid material from the fluid material source to the heat exchanger; a fluid material introduction conduit connecting an outlet of the tube to the application deck to carry fluid material from the heat exchanger to the application deck; a heat transfer fluid supply conduit connecting the heat transfer fluid source to an inlet of the hose to carry heat transfer fluid to the heat exchange element; a heat transfer fluid return conduit connecting an outlet of the hose to the heat transfer fluid source to carry heat transfer fluid from the heat exchange element to the heat transfer fluid source; and a fluid material return conduit connecting the application deck to the fluid material source to return fluid material from the application deck to the fluid material source.