Liquefier assembly for use in extrusion-based additive manufacturing systems

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United States of America Patent

PATENT NO 8647098
APP PUB NO 20120070523A1
SERIAL NO

12888087

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Abstract

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A liquefier assembly for use in an extrusion-based additive manufacturing system, the liquefier assembly comprising a downstream portion having a first average inner cross-sectional area, and an upstream having a second average inner cross-sectional area that is less than the first inner cross-sectional area, the upstream portion defining a shoulder configured to restrict movement of a melt meniscus of a consumable material.

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Patent Owner(s)

  • STRATASYS, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Batchelder, J Samuel Somers, US 120 4986
Hjelsand, Timothy A Waconia, US 22 645
Johnson, Kevin C Minneapolis, US 47 1395
Swanson, William J St. Paul, US 128 9674

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