Method for manufacturing an endless belt, of the flat type made of metal material
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United States of America Patent
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Jul 7, 2020
Grant Date -
Sep 5, 2019
app pub date -
Oct 26, 2017
filing date -
Oct 28, 2016
priority date (Note) -
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Abstract
Disclosed is a method for manufacturing an endless belt, of the flat type made of metal material, designed to be wound around at least one indexed pulley provided with teeth. The endless belt includes, for the one part, locations which are each designed to receive a product to be conveyed and, for the other part, indexing perforations. The manufacturing method includes the following successive steps: a) a step of supplying a flat band made of the metal material, b) a step of closing the band by welding of the transverse edges thereof via a weld seam, and c) a step of perforating the weld seam, at the at least one longitudinal indexing line, in order to form at least one additional indexing perforation that is also designed to engage with the teeth of the at least one indexed pulley.
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