Conveyor belt, in particular spindle tape, with ultrasound or laser cut lateral sides
Number of patents in Portfolio can not be more than 2000
United States of America
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Jan 28, 2025
Grant Date -
Feb 23, 2023
app pub date -
Dec 9, 2020
filing date -
Dec 9, 2020
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A conveyor belt, power transmission belt or machine tape (1) being open-ended with two ending edges (6, 7) and with a longitudinal length (L) in a longitudinal direction, comprising: a) two parallel lateral edges (1a, 1b) running in said longitudinal direction, and being spaced apart from each other by a transversal width (W); b) a first textile layer (2); c) a first coating layer (3); and optionally d) one more through holes (5) perforating the belt through its overall thickness (T), each of these through holes (5) being formed by a hole edge (5a); characterized in that i) the first textile layer (2) comprises fibres or filaments of a thermoplastic and/or the first coating layer (3) comprises a thermoplastic or thermoplastic elastomer; and ii) the lateral edges (1a, 1b) are ultrasound-cut or laser-cut and/or the optional hole edge(s) (5a) is(are) laser-cut. The belt or tape has melt-sealed edges, can be made endless by conventional end-joining and can be used in fluff-generating environments, such as a spindle tape.
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