B - Operations – Transporting – 23 – B
Patent
B - Operations, Transporting
23
B
29/19
B23B 31/00 (2006.01) B23B 31/26 (2006.01) B23Q 3/00 (2006.01)
Patent
CA 1044452
ABSTRACT OF THE DISCLOSURE A tool chuck provided with a draw-in rod axially movably located inside a tool spindle and attached to a locking head which is positively engageable with the tang of a tool, and which comprises locking members movably contained in radial openings in the wall of the locking head and adapted to be pushed by a control sleeve embracing the locking head into recesses in the tang of the tool. The said locking members having the form of sliding members which are substantially radially movable in suitably contrived ways, characterized in that the locking members have the basic shape of circular segments each located with its circularly arcuate edge facing radially inwards, part of said edge being slidable in slots on faces of complementary shape and at least part being adapted to engage the tang at the end of the tool shank.
271380
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