Additive fabrication method
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United States of America Patent
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Aug 12, 1997
Issued Date -
N/A
app pub date -
Mar 26, 1996
filing date -
Feb 3, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An additive fabrication method using a fluid construction material which can be solidified, trowels defining first and second surfaces, and a nozzle for delivering fluid material to a predetermined location, including the steps of moving the trowels and nozzle along a predetermined path defining an enclosed area, delivering fluid material to the nozzle to extrude the material in a layer as the nozzle is moved along the path, with the first and second surfaces moving with the nozzle to produce a wall of the extruded material forming an enclosed area with a shaped outer surface and a shaped top surface, and delivering fluid material to the enclosed area.
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