Rotary implement having hard metallic layer and method therefor
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United States of America Patent
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May 26, 2015
Grant Date -
May 15, 2014
app pub date -
Nov 12, 2012
filing date -
Nov 12, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A rotary implement includes a metallic body that is rotatable around an axis. The metallic body includes a tapered leading edge having an interface surface and an opposite, free surface. The metallic body has a first composition. A metallic layer has a first side surface that is attached to the interface surface and a free, second side surface opposite from the first side surface. The metallic layer has a second, different composition from the first composition. A rotary machine can include an actuator and the rotary implement operably coupled to the actuator. A method for making a rotary implement includes providing the metallic body that has the tapered leading edge having the interface surface and the opposite, free surface. The metallic layer is then attached to the interface surface of the metallic body.
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