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Class Information
Number: 82/18
Name: Turning > Pattern section
Description: Machines for producing articles of predetermined noncircular section, usually by giving the cutter a motion radial with respect to the rotating work in addition to its usual feed motion.










Sub-classes under this class:

Class Number Class Name Patents
82/19 Cam-controlled cutter 52


Patents under this class:
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Patent Number Title Of Patent Date Issued
8281693 Method for shaping a hexagonal tool Oct. 9, 2012
8042435 Special articulating tool holder Oct. 25, 2011
7540726 Scroll compressor and method for machining scroll wrap Jun. 2, 2009
7237992 Process of machining scroll member by using non-rotary cutting tool Jul. 3, 2007
6827631 Center support grinding method, center support grinding machine, and centering method for the centers thereof Dec. 7, 2004
5910199 Method and apparatus for fast threading pullout in a numerically controlled threading application Jun. 8, 1999
5839334 Ornamental article and method of producing the same Nov. 24, 1998
5549426 Apparatus for forming several polygons together Aug. 27, 1996
5497683 Holding device for cutting a toric lens Mar. 12, 1996
5419223 Turning machine for producing eccentric or convex geometries on current parts May. 30, 1995
5313694 Machine tool for non-circular and other machining May. 24, 1994
5309800 Nonaxisymmetric shape cutting lathe May. 10, 1994
5274564 Method and apparatus for machining a non-circular workpiece Dec. 28, 1993
5255580 Method and apparatus for turning a concave cut in a workpiece Oct. 26, 1993
5224404 Polygon working method Jul. 6, 1993
RE34155 Machining a workpiece in a turret lathe and an NC lathe therefor Jan. 5, 1993
5159741 Machine for the machining of metal Nov. 3, 1992
RE33910 CNC turning machine May. 5, 1992
5101699 Tool slide for a machine tool Apr. 7, 1992
5065651 Method and machine for finishing commutators Nov. 19, 1991
RE33732 Method of machining a workpiece in a turret lathe and an NC lathe for performing this method Nov. 5, 1991
5056388 Blind cutting machine Oct. 15, 1991
5054340 Apparatus for machining a non-circular workpiece Oct. 8, 1991
5050468 Method and apparatus for cutting a circumferential serpentine groove in a workpiece using an engine lathe Sep. 24, 1991
5022293 Method and working machine for producing surfaces of non-circular but regular cross sections Jun. 11, 1991
5022294 Cutting apparatus for a noncircular cross section Jun. 11, 1991
5010793 Machining apparatus for precise turning of an outside surface Apr. 30, 1991
4964321 Ball turner for turning lathes Oct. 23, 1990
4947715 Method and apparatus for cutting an aspheric surface on a workpiece Aug. 14, 1990
4936173 Machine tools Jun. 26, 1990
4911043 Apparatus and method for milling a trochoidal rotor Mar. 27, 1990
4887500 Ball turner for turning lathes Dec. 19, 1989
4884482 Method and apparatus for cutting an aspheric surface on a workpiece Dec. 5, 1989
4863321 Fly-cutter milling machine Sep. 5, 1989
4862777 Method and apparatus for forming surfaces on piston rings Sep. 5, 1989
4790222 Apparatus for cutting various forms out of a picture frame mat or the like Dec. 13, 1988
4782728 Automatic cutter for blow molded plastic objects Nov. 8, 1988
4747236 Method for working, by metal-cutting processes, the surfaces of profiles having a non-circular contour, in particular camshafts May. 31, 1988
4744274 Wax ring pattern machining tool May. 17, 1988
4690020 Apparatus for working peripheral wall of hemispherical shell Sep. 1, 1987
4683787 Method of machining a workpiece in a turret lathe and an nc lathe for performing this method Aug. 4, 1987
4680998 Toric lenses, method and apparatus for making same Jul. 21, 1987
4653360 CNC turning machine Mar. 31, 1987
4651599 Method for producing workpieces having polygonal outer and/or inner contours Mar. 24, 1987
4648295 Method for producing workpieces having polygonal outer and/or inner contours and apparatus for implementing the method Mar. 10, 1987
4638694 Manufacture of pistons Jan. 27, 1987
4635340 Method of machining a workpiece in a turret lathe and an NC lathe for performing this method Jan. 13, 1987
4617845 Method and apparatus for working peripheral wall of hemispherical shell Oct. 21, 1986
4612833 Machine tools Sep. 23, 1986
4599922 Method of manufacturing an eccentric shaft Jul. 15, 1986

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