Patent ID: 7886664
Filing Date: 2011-02-15
Classification: B41F,B41P

Abstract:
1. Printing unit ( 01 ) comprising at least two side frame parts ( 11 ; 12 ) whose distance relative to one another can be modified in a horizontal direction; each of which frame parts ( 11 ; 12 ) accommodates at least one of a printing couple ( 04 ) and parts of a printing couple ( 04 ), and of which at least one side frame part ( 12 ) can be moved between a closed functional position, in which the side frame parts ( 11 ; 12 ) are moved together and fixed relative to one another, and an open position, in which they are spaced from one another, wherein to fix the side frame parts ( 11 ; 12 ) relative to one another at least one closure device ( 31 ) is provided, which at least one closure device comprises a cylinder ( 32 ) which pretensions the side frame parts ( 11 ; 12 ) in the closed functional position, wherein the cylinder ( 32 ) has a piston rod ( 34 ) which executes a stroke movement, characterized in that the closure device ( 31 ) is embodied as a swivel tensioning element ( 31 ), wherein the piston rod ( 34 ) is positioned so as to execute a pivoting movement about a longitudinal axis of the piston rod ( 34 ) in addition to the stroke movement to fix the side frame parts ( 11 ; 12 ) in the closed functional position.