B - Operations – Transporting – 23 – P
Patent
B - Operations, Transporting
23
P
B23P 11/02 (2006.01) B21D 39/00 (2006.01) B23B 5/22 (2006.01) B23B 31/00 (2006.01) B23B 31/02 (2006.01) B23B 51/06 (2006.01)
Patent
CA 2145419
A tool holder (10) comprising a shank portion (12), a tool mounting portion (14) and a circular flange portion (16). Disposed in the mounting portion is a central aperture (20) while disposed in the shank portion is a threaded aperture (22) which communicates with the central aperture. The tool holder further comprises a cylindrical sleeve member (24) receivable into the central aperture via thermal contraction. A tool mounting aperture (30) extends through the sleeve member. The shank portion (32) of a cutting tool (34) is receivable into the mounting aperture via thermal contraction. Disposed in the inner surface of the mounting aperture is at least one channel (40) for forming a coolant fluid passage between the tool holder (10) and the cutting tool (34).
Cook Harold D.
Gowling Lafleur Henderson Llp
LandOfFree
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