Advanced gas torch
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United States of America Patent
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Nov 6, 2012
Grant Date -
Oct 8, 2009
app pub date -
Apr 7, 2009
filing date -
Apr 8, 2008
priority date (Note) -
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Abstract
A gas torch is provided that includes an auto-ignition system disposed within the gas torch, a preheat oxygen conduit array extending through the gas torch, a fuel gas conduit array extending through the gas torch, and a cutting oxygen conduit array extending through the gas torch. At least one safety device is disposed within the gas torch, such as check valves and flashback arrestors, by way of example. The gas torch also includes a cutting oxygen trigger and an ignition trigger operable to start preheat gas flow and to ignite the gas torch. The ignition trigger is configured for automatic disengagement of the auto-ignition system when the ignition trigger is released.
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