Continuous carburizing furnace
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United States of America Patent
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Nov 30, 2010
Issued Date -
N/A
app pub date -
Oct 10, 2007
filing date -
Feb 13, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A continuous carburizing furnace includes a furnace having a carburizing zone for performing a carburizing process on a workpiece while the workpiece is conveyed; and a plurality of regions disposed successively in a direction of conveyance upstream from the carburizing zone, the carburizing zone being provided with an intermediate door being opened and closed between the carburizing zone and the upstream side therefrom. Also included is at least a single lift mechanism for lowering the workpiece in a region other than a region of the most upstream side among the plurality of regions; and a plurality of pushers for pushing the workpiece at each of the plurality of regions to regions downstream therefrom or to the carburizing zone, the plurality of pushers being disposed so as to push the workpiece at successively lowered levels of height one after another in the direction of conveyance.
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Cited Art Landscape
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