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US 5,779,616 AGranted
Former for a printing machine
AssigneeMAN Roland Druckmaschinen AG
InventorsOtto Hintermeier, Reinhold Litzel, Hans Schwopfinger
Life of this patent
Estimating the term…
Abstract
A former for folding a stock web including a nose plate (1) having a base plate (4) covered by a cover plate (5). Openings (8) are provided extending to the surface of the cover plate on which the stock web runs. The openings (8) are preferably formed by recesses in the side edges of the cover plate (5) positioned where the cover plate (5) contacts the base plate (4).
Claims10
A former for longitudinally folding a web, comprising:
- a nose plate including a base plate having a recessed upper face and a bordering edge region that borders the recessed upper face and has a top surface from which the upper face is recessed and an internally directed sidewall, the nose plate further including a cover plate having an upper face, a lower face and a peripheral sidewall, the cover plate being arranged so that the lower face rests on the recessed upper face of the base plate and so that the peripheral sidewall is opposite the sidewall of the base plate, whereby a running surface for the web is formed by the upper face of the cover plate and the top surface of the bordering region of the base plate, the base plate and the cover plate being configured to define a plurality of air ducts disposed between said base plate sidewall and said cover plate sidewall to provide a passage between said running surface and the web.
Dependencies are inferred from the claim text.