Intermediate chain for drawing assemblies of drawing machines
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United States of America Patent
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May 2, 2017
Grant Date -
Nov 3, 2016
app pub date -
Dec 31, 2014
filing date -
Jan 3, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
An intermediate chain for drawing assemblies of drawing machines provided with at least one track having a plurality of contiguous links configured to act on a product being worked in order to draw it, is interposed between the corresponding track and support means of the track and comprises a plurality of contiguous links. Each of said links comprises an idle roll equipped with a through axial hole, a join pin and a connection element provided with a plurality of through holes configured to house at least said join pin. The connection element comprises two lateral support portions positioned in correspondence to axially opposite longitudinal ends of said idle roll, and a central connection portion, interposed transversely between the two lateral support portions and joined to both in order to reciprocally connect them, keeping them at a fixed and constant reciprocal distance and in a fixed and constant reciprocal position.
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