Patent ID: 7047662
Filing Date: 2006-05-23
Classification: B41F,F26B

Abstract:
1. In a printing press having at least one printing unit for printing sheet material directed through the printing press in a downstream direction of travel, a dryer for drying printed sheet material as it is directed along a predetermined path of movement following passage through said at least one printing unit, said dryer comprising a radiant heater, said radiant heater including a housing within which a pair of radiant tubes ( 2 , 3 ) are arranged in parallel relation to each other and in perpendicular relation to the direction of movement of sheet material along said predetermined path of movement, said radiant tubes having a common reflector supported within said housing for directing predetermined radiation onto the printed sheet material directed along said path, said reflector being formed with parallel parabolic shaped reflector sections, said radiant tubes each being disposed at least partially within a respective one of said parabolic shaped reflector sections, said parabolic shaped reflector sections defining a closed bottom joint intermediate wall between adjacent radiant tubes, and said parabolic shaped reflector sections having central axes that are inclined at an acute angle to each other such that the parabolic shaped reflector sections open in a direction toward each other.