Extrusion head for use in extrusion-based layered deposition modeling
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United States of America Patent
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Dec 1, 2009
Grant Date -
Feb 5, 2009
app pub date -
Jul 31, 2007
filing date -
Jul 31, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An extrusion head comprising at least one mounting structure, a first liquefier pump secured to the at least one mounting structure, a second liquefier pump disposed adjacent to the first liquefier pump, a toggle mechanism supported by the at least one mounting structure and configured to move the second liquefier pump relative to the first liquefier pump along a first axis, and a slot engagement assembly connected in part to the second liquefier pump for defining a range of motion for the second liquefier pump along the first axis.
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