B - Operations – Transporting – 05 – C
Patent
B - Operations, Transporting
05
C
B05C 1/04 (2006.01) B05C 11/02 (2006.01) B05C 11/04 (2006.01)
Patent
CA 2046794
DOCTOR HOLDER FOR A COATING DEVICE ABSTRACT OF THE DISCLOSURE A doctor holder for a surface coating device or a web coating device has a guide body with a guide path channel through it. A leaf spring like doctor strip is advanced along the length of the channel and across the width of the web being coated. The doctor strip has a row of cutouts in it for enabling it to be advanced through the guide body. One of various forms of guide elements advance the doctor strip. The guide elements may be projections from an endless chain, or may be teeth of a sprocket wheel, or may be individual separate guide elements like balls and the guide elements extend into the cutouts and then into a guide groove in the guide body. The doctor strip is wound onto a reel after leaving the guide body. The guide element balls, or the like, are installed at the beginning of the guide path and are removed e.g. by an air blast, at the end of that path.
Beisswanger Rudolf
Madrzak Zygmunt
J. M. Voith G.m.b.h.
Mccarthy Tetrault Llp
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