CHUCK FOR TOOLS
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Jul 14, 2011
app pub date -
Dec 2, 2010
filing date -
Jan 14, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A chuck for a tool having an inner coolant channel, comprising a chuck body having a front part with an inner cone; an externally conical collet having a plurality of slots in a longitudinal direction thereof and engaging in the inner cone of the front part of the chuck body, a length adjusting means for the tool arranged so that the tool is bearable via an end surface against the length adjusting means, a coolant supply tube provided with a coolant supply channel extending into the length adjusting means so that the coolant supply tube discharges into the length adjusting means, a lock nut having a sleeve section extending over a front part of the chuck body and retained on the latter in an axially displaceable manner via a threaded connection and also connected to the collar in an axially displaceable manner, and at least one sealing means provided in a contact region selected from the group consisting of a contact region of the coolant supply channel, a contact region of the threaded connection, and a contact region of both.
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