Corrugator, extrusion system and method
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United States of America Patent
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Mar 2, 2021
Grant Date -
Jun 6, 2019
app pub date -
Jul 6, 2017
filing date -
Jul 6, 2016
priority date (Note) -
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Abstract
A corrugator for an extrusion system for shaping a tubular plastic product, having a multiplicity of mould blocks, a guide track, along which the mould blocks are guided in each case in pairs during the operation of the corrugator from a starting region of the guide track towards an outlet region of the guide track, a first return track, along which the mould blocks are guided during the operation of the corrugator from the outlet region towards the starting region, and a second return track, with the aid of which individual mould blocks can be removed from the first return track and/or can be inserted into the latter during the operation of the corrugator.
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