Valmet-karlstad Ab

Leif Erik Helgesson

Erik Brox

Nils-Erik S&auml;fman

Mikael Nyman

Kjell Sune Evald Jansson

Kenth Roger T&ouml;rnqvist

Anna Malin Katarina Kilian

Jan Martin Bengtsson

Jan Wilhelm Nicander

A press section in a machine for manufacturing a web of fibrous material, comprising a shoe press with extended press nip, the shoe press having a counter roll with a cylindrical press body; a press shoe with a concave surface for cooperation with the press body; an impermeable belt running through the press nip in sliding contact with the press shoe; a clothing running in a loop around guide rolls and through the press nip in contact with the web, and being capable of receiving and carrying liquid along with it; a movable heat transfer means for continuous transfer of heat to the web in the extended press nip; and a heat source for heating the heat transfer means. According to the invention the counter roll comprises a sleeve that forms the heat transfer means and encloses the press body. The invention also relates to a shoe press, a press section with a roll press, and treatment sections with roll and shoe calendars with sleeves of the type described.

Device for impulse-pressing a web

A device for drawing a web through an open draw in a paper or board machine with the aid of a leader, said open draw extending between a first web-carrying element and a second web-carrying element, said device comprising a stand structure and a transfer member having the width of the leader. According to the invention the transfer member is arranged to be inserted at and above the first web-carrying element and set in various predetermined positions, the device having setting members for setting the position and direction of the transfer member in relation to the second web-carrying element; a travelling member to carry and move the transfer member; and actuator for operating the travelling member.

Threading device

Growing community of inventors

Karlstad, Sweden

Leif Erik Helgesson