A machine for one-sided or two-sided application of a liquid or pasty application medium to the surface of a running web and associated operating method

2003 
there is provided a machine for double-sided or single-sided application of a liquid or pasty application medium by means of at least one applicator unit (10) on the surface of a moving material web, in particular of paper or board. It is proposed according to one of several aspects of the invention, inter alia, that in association with the application unit or a discharge port array having dispensing part (18) provided Mediumauffanger (26) with at least one associated therewith, releasably attached thereto or attachable receiving and releasing member (120 ) is provided which at the start of the curtain a delivered from the applicator unit curtain or veil by the relative displacement along with Mediumauffanger or a subcomponent thereof to the curtain or veil of one over the moving substrate extending edge or over the moving substrate releases extending edge for reciprocal movement to the moving base or / and which together with the Mediumauffanger or of a / the component part thereof during the interruption or stop the application by relative displacement of the curtain or veil with a / which via the current Unt ergrund extending rim or with a / the inlet over the moving substrate extending edge in the curtain or veil and at least initially receives this and prevents them from moving substrate.
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