Appeal No. 2004-0664
Application 09/756,683
THE INVENTION
The invention relates to “a method and an apparatus for examining a fiber web
advanced in a fiber processing machine such as a card or a roller card unit”
(specification, page 1). Representative claims 1 and 2 read as follows:
1. An apparatus for evaluating a fiber web running in a card, comprising:
(a) a camera for scanning the fiber web along a length and width
portion thereof to detect useful fibers and empty locations in the
fiber web and to generate signals representing the useful fibers and
empty locations; and
(b) evaluating means connected to said camera for determining a
distribution of useful fibers per area unit in the fiber web from
signals.
2. A method of evaluating a fiber web running in a card, comprising the
following steps:
(a) scanning with a camera the fiber web along a length and width
portion thereof;
(b) detecting useful fibers and empty location in the fiber web by the
camera;
(c) generating signals representing the useful fibers and empty
locations;
(d) applying the signals to an evaluating device connected to the
camera; and
(e) determining, by the evaluating device, a distribution of useful fibers
per area unit in the fiber web from the signals.
2
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