Patent ID: 6358370
Filing Date: 2002-03-19
Classification: D21F

Abstract:
A sealing arrangement for a suction box of a suction roll, said suction box comprising:a fixed frame part (11) and a lid part (12) movably disposed in the fixed frame part (11), moving relative to the fixed frame part (11) with the aid of gravity or with the aid of expansion members (15a, 15b, 15c) disposed in the link points between said fixed frame part and said lid part part (11, 12), whereby sealings (13a, 13b, 13c) are arranged in the moving lid part (12), with which the suction box is sealed against the inner face of the shell (14) of the suction roll, wherein locking means (20) are arranged in the link points between the fixed frame part (11) and the moving lid part (12), with which the moving lid part (12) can be locked in a desired position relative to the fixed frame part (11), wherein the locking means (20) comprises an actuator (21, 22, 23) fastened to the moving lid part (12), on the outer end of the moving part (22, 23) whereof a gripping member (29) is fastened, whereby a pushing movment of the moving part (22, 23) of the actuator pushes the gripping member (29) onto the fixed frame part (11), as a result of which the moving lid part (12) and the fixed frame part (11) are locked relative to each other.