Valmet Technologies Oy

Valmet Technologies, Inc.

Jonathan Olszak

David Bouthillette

Stephane Lecuyer

A plurality of studs mount a doctor blade holder to a doctor back in a fiber web machine for slidable extraction of the doctor blade holder in the cross machine direction. Each stud () has a body () with a cylindrical center segment with a protruding nonround flange () formed as a single piece with the center segment. Opposed flats of the nonround flange of the body () may be engaged by the opposed parallel jaws of a conventional wrench allowing ready attachment of the studs to the doctor blade holder and subsequent installing within the channel of a rail which is mounted to the doctor back. A slide bar may be fixed to the doctor blade holder to extend out of the rail for engagement and extraction of the doctor blade holder.

Stud for a doctor blade holder in a fiber web machine and doctor blade assembly for a fiber web machine

The invention relates to a bracket for a pivot rod in a doctor arrangement. The bracket has a base with a mounting aperture and adjacent ears with a hole for a pivot rod arranged perpendicular to the base. The bracket is a cast or 3D-printed piece. The invention also relates a doctor arrangement for a fiber web machine.

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Beloit, WI, United States of America

Jonathan Olszak