Roller frame
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United States of America Patent
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Mar 15, 2016
Grant Date -
Jul 3, 2014
app pub date -
Dec 13, 2013
filing date -
Dec 21, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A roller frame including at least two rollers mounted in a housing between which a nip can be formed. The ends of the rollers are supported in rotary fashion in bearings and at least one of the rollers is embodied as an advancing roller and has an adjusting system by which it is possible to move the bearings of the advancing roller, thus changing the nip. The adjusting system has a rack and a pinion whose teeth engage with those of the rack and can be driven to rotate by a motor. It is possible to change the distance between the pinion and the rack by changing the tooth engagement depth between them.
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