Slitter-winder for winding of pulp webs

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United States of America Patent

PATENT NO 9896293
SERIAL NO

14934035

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Abstract

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A slitter-winder for winding of pulp webs or corresponding webs with a thickness of at least 0.5 mm, in which the winder is a two-drum winder having two winding drums on support of which at least two pulp web rolls are wound. At least one of the winding drums is a nip acceptance winding drum (NAWD), that is a winding drum with a cover having a hardness of 40-80 Shore A and a thickness of 3-50 mm. The winding drums and a steel core or a shaft of the at least two pulp web rolls have parallel rotation axes and are in a rolling contact where the at least one winding drum is driven.

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Patent Owner(s)

Patent OwnerAddress
VALMET TECHNOLOGIES INC02150 ESPOO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Haapanen, Jaakko Järvenpää, FI 5 1
Jorkama, Marko Porvoo, FI 9 19
Leskinen, Arto Nukari, FI 9 32
Pelkonen, Jari Orimattila, FI 4 127

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