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Class Information
Number: 409/175
Name: Gear cutting, milling, or planing > Milling > Randomly manipulated, work supported, or work following device
Description: Apparatus comprising: (a) a cutting device which is capable of movement in a path instantaneously under the control of the operative during cutting, including a cutting device suspended or supported near the workpiece; (b) a cutting device which as an entirety is disclosed as deriving from the work a substantial amount of its support against gravity during cutting; or (c) a cutting device which is intended to move across the workpiece in a direction dictated by conditions of the workpiece.










Sub-classes under this class:

Class Number Class Name Patents
409/177 For cutting longitudinal groove in shaft (e.g., keyway, etc.) 9
409/176 For machining commutator 3
409/181 Randomly manipulated 51
409/180 With work follower 85
409/178 With work supported guide means 156


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8651780 Cutting tool including a clamping system and a method for cutting a spar inside a wing of an aircraft Feb. 18, 2014
7303364 Switch assembly Dec. 4, 2007
7237990 Surgical tool system with quick release coupling assembly Jul. 3, 2007
7108464 Switch assembly Sep. 19, 2006
7073993 Switch assembly Jul. 11, 2006
6884010 Apparatus for scoring cove moldings Apr. 26, 2005
6835032 Rotary power hand tool having a flexible handle and attachment system Dec. 28, 2004
6758642 Orbital hand tool apparatus for drilling Jul. 6, 2004
6719504 Motorized grout-removing device Apr. 13, 2004
6679658 Quarter turn accessory coupling apparatus Jan. 20, 2004
6540455 Machine and method for circumferentially milling a cylindrical work piece Apr. 1, 2003
6435784 Method and device for the surface machining of a structure such as a cellular structure Aug. 20, 2002
6416263 Piping structure, existing pipe cutting method and fluid supply suspension-free method Jul. 9, 2002
6382889 Portable multi-axis machine May. 7, 2002
6368033 Right-angle plunge router Apr. 9, 2002
6213694 Device for repairing metal-stamping dies Apr. 10, 2001
6065913 Plunge router guide May. 23, 2000
6033166 Rail milling machine Mar. 7, 2000
6007278 Device for machining an interior surface of a tubular object Dec. 28, 1999
5833409 Power tools Nov. 10, 1998
5813807 Plunge router guide Sep. 29, 1998
5778950 Planer attachment Jul. 14, 1998
5685676 Router carriage attachment Nov. 11, 1997
5662440 Router attachment Sep. 2, 1997
5549505 Installation for the reprofiling of tracks carried out on a railway line Aug. 27, 1996
5533845 Milling machine Jul. 9, 1996
5511915 Fixture for retrofitting and wiring security alarm door jamb switches to security systems Apr. 30, 1996
5452751 Multi-purpose router baseplate Sep. 26, 1995
5445307 Method of correcting the partially worn die mounting surfaces of the platens of a die casting machine Aug. 29, 1995
5439329 Valve machining unit Aug. 8, 1995
5350262 Door seal machining device Sep. 27, 1994
5333975 Method of and apparatus for dressing tips for welding machines Aug. 2, 1994
5297907 Portable machine tool Mar. 29, 1994
5273091 Biscuit jointer Dec. 28, 1993
5249614 Laid flooring end jointer Oct. 5, 1993
5213457 Planer with improved bearing mounting May. 25, 1993
5152643 Methods and apparatus for milling the horizontal joint of a steam turbine Oct. 6, 1992
5146961 Apparatus for hinging a door to a door jamb Sep. 15, 1992
5056970 Fiberglass planer Oct. 15, 1991
5052454 Guide system for routers Oct. 1, 1991
5040581 Hardwood floor cutting and lacing apparatus Aug. 20, 1991
5032051 Milling machine improvement Jul. 16, 1991
5030046 Valve seal ring seating machine Jul. 9, 1991
5001818 Underwater milling machine system for core barrel repair Mar. 26, 1991
4966507 Router jig Oct. 30, 1990
4947908 Method and tool for forming biscuit joints Aug. 14, 1990
4923343 Machine tool May. 8, 1990
4889454 Portable power tool for milling tube ends Dec. 26, 1989
4865498 Electrode dressing tool Sep. 12, 1989
4850763 Tool track for use on aircraft Jul. 25, 1989

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