Dispensing capsule and method and apparatus of forming same
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United States of America Patent
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Jun 13, 2023
Grant Date -
Jul 23, 2020
app pub date -
Aug 22, 2017
filing date -
Sep 14, 2016
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Abstract
An apparatus for high speed continuous thermoforming of pulp materials into pulp based products including a beverage dispensing capsule comprising a body having a side wall and a base formed entirely of moulded pulp fibres, said apparatus comprising a holding tank for water and pulp fibres in suspension, a continuous feed belt of articulated mesh toolsets contoured to the preform shape of said products, said belt being inclined to allow partial immersion and partial withdrawal from said suspension by continuous rotation of said belt, vacuum means applied to said mesh toolsets to draw said pulp fibres onto said mesh toolsets immersed in said suspension to form a preform pulp mat of said product.
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