Appeal No. 96-0001
Application No. 08/034,532
to appellant’s apparatus, are reproduced below for a more
facile understanding of appellant’s invention.
15. In an operation wherein a moving coated web moves
along in contact with a doctor to smooth the coating on said
paper web, the improvement which comprises positioning said
doctor along the width of and in contact with the exposed
surface of the coating on said moving web and directing a
spray of aqueous liquid toward and along the line of contact
of said doctor with the coated side of said moving coated
paper web as said moving coated paper web moves along in
contact with said doctor, the spray of aqueous liquid being
directed toward and along said line of contact from a
direction which is downstream of said doctor in the direction
of motion of said moving coated paper web, to inhibit
stalagmite formation of said coating on the downstream side
edge of said doctor along said line of contact of said doctor
with said moving coated paper web.
16. Apparatus comprising means for moving a paper web,
means for coating said moving paper web, a doctor positioned
along the width of said moving coated paper web to smooth the
coating on said moving coated paper web and means for
directing a spray of aqueous liquid toward and along the line
of contact of said doctor at said moving coated paper web from
a direction downstream of said doctor in the direction of
motion of said moving coated paper web as said coated paper
web moves in contact with said doctor.
THE REFERENCES
In addition to relying on what examiner has characterized
as “the admitted state of the prior art”, the examiner has
relied on the following reference of record as evidence of
obviousness.
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