Self-propelled rotary tool
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United States of America Patent
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Dec 6, 2016
Grant Date -
Jul 3, 2014
app pub date -
Jun 6, 2012
filing date -
Jun 7, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention is a rotary head tool that is a self-propelled rotary tool (SPRT) operable for round cutting involving hard turning. The rotary head tool comprises generally a toolholder, a tool that is removably or fixedly connectable to the toolholder, and an insert that that incorporates a cutting edge finable into the tool. The toolholder is formed to hold the tool with the insert therein at a particular angle. Elements of the rotary head tool of the present invention, such as the insert, may be “off the shelf elements and consequently the present invention may be produced at a low cost. Embodiments of the present invention are designed so that the rotary head tool provides economical benefits and affordability for the user and to provide performance benefits of SPRTs.
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