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Class Information
Number: 408/128
Name: Cutting by use of rotating axially moving tool > Means to drive tool > Belt and pulley
Description: Device wherein the tool driving structure includes an annular drum rotatable about an axis and includes an endless, flexible band adapted to be wrapped about the drum to transmit rotary effort from a remote rotating body to the drum by frictional engagement therewith.

Patents under this class:

Patent Number Title Of Patent Date Issued
8702355 Bench slide drilling and tapping dual-purpose machine tool Apr. 22, 2014
7972097 Rigid tapping feedback assembly for a milling machine Jul. 5, 2011
7887271 Apparatus for cutting an internal bore Feb. 15, 2011
7462143 Machine spindle Dec. 9, 2008
6840148 Scroll sawing machine with a speed ratio varying device Jan. 11, 2005
6779952 Stepless speed change bench drill Aug. 24, 2004
6447225 Spindle assembly drive Sep. 10, 2002
6398678 Speed adjusting device for a drill Jun. 4, 2002
6305887 Structure for mounting motor of planing machine Oct. 23, 2001
6203458 Speed adjusting device for a drill press Mar. 20, 2001
6196772 Positive feed tool having a clutch Mar. 6, 2001
5908270 Multi-spindle machining apparatus and multi-spindle machining method Jun. 1, 1999
5857814 Apparatus for controlling tapping-drilling machine Jan. 12, 1999
5848863 Working machine having different working angle Dec. 15, 1998
5634748 Drill press having a movable head and a tilt table Jun. 3, 1997
5567094 Speed change control mechanism of a vertical milling machine Oct. 22, 1996
5236359 Tapping tool and method for implant dentistry Aug. 17, 1993
5161925 Apparatus for bringing a tool to a workpiece and applying axial force thereto, in particular as a tapping machine Nov. 10, 1992
5061124 Drilling machine Oct. 29, 1991
5055087 Transmission for driving a machine tool spindle Oct. 8, 1991
4722123 Driving system for automatic lathes Feb. 2, 1988
4679970 High speed toolholder for a machining center Jul. 14, 1987
4357124 Power feed rotary tool Nov. 2, 1982
4209273 Machine tool speed control system Jun. 24, 1980
4199285 Machining unit having adjustable cutter spindle Apr. 22, 1980

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