Shaft tool and associated coolant/lubricant feeding point
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United States of America Patent
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-
Nov 27, 2007
Grant Date -
Jul 20, 2006
app pub date -
Mar 15, 2006
filing date -
Oct 14, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A shaft tool with a machining section and a cylindrical shaft which comprises at least one internal coolant/lubricant duct which on its end facing away from the machining section comprises at least one orifice, wherein the shaft forms a conical fitting surface that encloses the orifice. A device comprising a shaft tool and a connection piece, the connection piece comprising a centric coolant/lubricant supply duct which exits in an apex region of an inner cone which accommodates in a positive-locking manner the conical fitting surface of the shaft tool, the conical fitting surface facing the inner cone.
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