Arrangement in a perforated roll of a fiber web machine and prefabricated sensor sheet for a perforated roll of a fiber web machine
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United States of America Patent
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Oct 2, 2018
Grant Date -
Dec 8, 2016
app pub date -
Jun 2, 2016
filing date -
Jun 3, 2015
priority date (Note) -
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Abstract
A perforated roll (10) of a fiber web machine includes a roll shell (19), holes (13) extending through the roll shell, and a sensing system (14) arranged in the roll shell. The sensing system (14) includes at least one pair of leads (16), to which one or more sensors (15) have been connected. At least one pair of leads is composed of flat leads (17.2, 17.2), which are arranged in the roll shell side by side. A prefabricated sensor sheet (26) may be prepared for a perforated roll of a fiber web machine, such that holes may be drilled therethrough to communicate with the roll shell holes (13).
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