Wide nip calender arrangement and process for glazing a paper or cardboard web
AssigneeVoith Paper Patent GmbH
InventorRudiger Kurtz
Life of this patent
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Abstract
Wide nip calender arrangement and process for glazing a paper or cardboard web that includes a back pressure surface, a support shoe arrangement, and a circulating jacket loaded by the support shoe arrangement in a direction of the back pressure surface to form a wide nip. A moistening device is arranged before, relative to a web travel direction, an intake to the wide nip, and a calibration nip is arranged behind, relative to a web travel direction, a discharge from the wide nip. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
Claims28
A wide nip calender arrangement for glazing a paper or cardboard web comprising:
- a back pressure surface;
- a support shoe arrangement;
- a circulating jacket loaded by said support shoe arrangement in a direction of said back pressure surface to form a wide nip;
- a moistening device arranged before, relative to a web travel direction, an intake to said wide nip;
- and
- a calibration nip arranged behind, relative to a web travel direction, a discharge from said wide nip.
A process for glazing a paper or cardboard web comprising:
- guiding the web through a wide nip formed between a back pressure surface and a circulating jacket loaded by a support shoe arrangement in a direction toward the back pressure surface;
- moistening the web prior to the wide nip;
- and
- calibrating the web after the wide nip.
Dependencies are inferred from the claim text.