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Class Information
Number: 408/20
Name: Cutting by use of rotating axially moving tool > Convertible cutting means
Description: Device which, by relative rearrangement of its parts or by the addition or omission of a part is so changed as to perform a cutting operation of a different type.










Sub-classes under this class:

Class Number Class Name Patents
408/21 Utilizing common cutting tool 13


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7377022 Drill press lathe attachment May. 27, 2008
7241084 Tool assembly with universal coupling for various tools, for work on underground pipes Jul. 10, 2007
6641467 Power tool Nov. 4, 2003
6442814 Apparatus for manufacturing a bone dowel Sep. 3, 2002
6322297 Guidance apparatus Nov. 27, 2001
6286611 Power tool having interchangeable tool head Sep. 11, 2001
6176322 Power tool having interchangeable tool head Jan. 23, 2001
6170579 Power tool having interchangeable tool head Jan. 9, 2001
6102089 Assembly for converting a drill press into a wood lathe Aug. 15, 2000
6044559 Cutting blade and stabilizing handle attachments for a power drill Apr. 4, 2000
5890521 Multi-use craftsman table Apr. 6, 1999
5870827 Sawblade and stabilizing handle attachments for a power drill Feb. 16, 1999
5755293 Drill/saw apparatus May. 26, 1998
5653273 Universal precision woodworking center Aug. 5, 1997
5607265 Reciprocating attachment for hand drills Mar. 4, 1997
5595250 Drill accessory Jan. 21, 1997
5566768 Drill attachment Oct. 22, 1996
5511912 Hand tool attachment Apr. 30, 1996
5451127 Dual-function electrical hand drill Sep. 19, 1995
5435673 Multi-purpose arrow assembly tool Jul. 25, 1995
5371947 Circular saw conversion apparatus Dec. 13, 1994
5312210 Apparatus for machining teeth May. 17, 1994
5261135 Screw gun router for drywall installation Nov. 16, 1993
5259100 Milling tool for turret punch press Nov. 9, 1993
5090279 Vertical spindle pedestal Feb. 25, 1992
5025548 Right-angle drive for vertical milling machine Jun. 25, 1991
4996761 Drilling/riveting combination tool Mar. 5, 1991
4989323 Portable power unit for various power tolls Feb. 5, 1991
4976173 Manual electric tool Dec. 11, 1990
4972885 Power module for special purpose woodworking tools Nov. 27, 1990
4962681 Modular manual electric appliance Oct. 16, 1990
4915148 Jointer attachment for multipurpose power tool Apr. 10, 1990
4872518 Power chainsaw-ice auger conversion apparatus Oct. 10, 1989
4787127 Combination slot mortising, horizontal boring, router table and overarm router machine Nov. 29, 1988
4779327 Drill press supported platform for pin router Oct. 25, 1988
4727941 Power operated reciprocating hand tool Mar. 1, 1988
4723332 Multi-purpose tool, suitable in particular for drilling and cutting Feb. 9, 1988
4720940 Rotary drum sander Jan. 26, 1988
4710071 Family of electric drills and two-speed gear box therefor Dec. 1, 1987
4649608 Machine for working materials such as wood, metal and plastic Mar. 17, 1987
4583256 Tool for connecting a tube to a local junction box Apr. 22, 1986
4570313 Spindle lock-up device Feb. 18, 1986
4497100 Apparatus for working pipes Feb. 5, 1985
4487271 Portable core drill Dec. 11, 1984
4395168 Multiple cutter rotary tool Jul. 26, 1983
4363577 Apparatus for converting power chain saw into a boring tool Dec. 14, 1982
4353154 Apparatus for working pipes Oct. 12, 1982
4349945 Multi-purpose power tool Sep. 21, 1982
4349301 Carriage support for power-driven hand tool Sep. 14, 1982
4317282 Wood sanding, grass and wood cutting electric drill attachment device Mar. 2, 1982

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