| Patents for B23B 5 - Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor (6,203) |
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| 05/09/1990 | EP0366653A1 Tube end finishing machine |
| 05/03/1990 | WO1990004475A1 Pipe chamfering tool |
| 05/01/1990 | US4921377 Cutter and drive gear assembly for dressing welding electrode tips |
| 04/24/1990 | US4919035 Muzzle brake and tool for installation |
| 04/18/1990 | CN1007600B Apparatus for finishing pistons and the like and method therefor |
| 04/12/1990 | DE3842704C1 Brake-disc turning apparatus |
| 04/11/1990 | EP0362989A1 Portable power tool for milling tube ends |
| 04/11/1990 | CN2055755U Special device for turning precise and super thin and long threaded rod |
| 04/10/1990 | US4915552 Portable power tool for milling tube ends |
| 04/10/1990 | US4914991 Lathe for machining the brake disks in a set of wheels dismantled from a railroad vehicle |
| 03/14/1990 | CN1040340A Additional device for machine tools |
| 03/07/1990 | CN2053967U Automatic shaper for forming spheric parts |
| 03/07/1990 | CN2053955U Longitudinal and transverse feed as well as thread cutting mechanism for small lathe, multifunction machine tool |
| 03/07/1990 | CN1040162A Cutting apparatus for non circular cross section |
| 03/06/1990 | US4905552 Rotary pipe cutting apparatus |
| 02/28/1990 | EP0355332A1 Attachment for machine tools |
| 02/28/1990 | EP0355256A2 Powered chuck for clamping work pieces excentrically |
| 02/14/1990 | EP0354639A2 A cutting apparatus for a noncircular cross section |
| 02/13/1990 | US4899409 Manual tool for preparing tube ends for jointure |
| 02/08/1990 | DE3826159A1 Method and machine tool for machining polygonal, curved surfaces |
| 02/07/1990 | CN1039373A Underfloor wheel lathe for reproducing wheel band of railway vehicles wheel sets |
| 01/25/1990 | WO1990000692A1 Process for machining radial through-slots in piston-ring grooves |
| 01/23/1990 | US4894958 Apparatus for scraping off burrs at resin outer layer of a golf ball |
| 01/17/1990 | EP0350636A1 Underfloor wheelset lathe for reprofiling the contours of wheel rims of railway wheel sets |
| 01/09/1990 | US4892448 Cutter and drive gear assembly for dressing welding electrode tips |
| 01/03/1990 | EP0348719A2 Peeling machine |
| 01/03/1990 | EP0348684A1 Method and apparatus for locating and clamping a workpiece, such as a piston, prior to rotating same in a machining operation |
| 12/27/1989 | CN1038234A Form milling-cutter manufacturing method and equipment thereof |
| 12/26/1989 | US4889454 Portable power tool for milling tube ends |
| 12/20/1989 | CN2049570U Superposed tooth fixed shaft type device for lathing ellipse |
| 12/19/1989 | US4887668 Cutting tool for cutting well casing |
| 12/19/1989 | US4887500 Ball turner for turning lathes |
| 12/13/1989 | CN2049158U Device for controlling gear milling lathe to cycle automatically |
| 12/06/1989 | CN2048795U Expansion fixture for mechanical processing of belt roll |
| 12/05/1989 | US4884482 Method and apparatus for cutting an aspheric surface on a workpiece |
| 11/29/1989 | CN1037473A Lathe for working brake pulley of wheel set dismantled from rail vehicle |
| 11/23/1989 | DE3816172A1 Machine for the facing and lapping of brake discs |
| 11/22/1989 | CN1037291A Method and automatic machine for machining coiled stock |
| 11/16/1989 | WO1989010814A1 Roll surface cutting method |
| 11/16/1989 | DE3815690A1 Lathe |
| 11/15/1989 | EP0342153A1 Auxiliary device for precisely turning a work piece |
| 11/02/1989 | WO1989010236A1 Surface notching |
| 11/02/1989 | EP0340158A1 Automatic lathe to work material on a wire-wheel |
| 11/02/1989 | EP0339776A2 Improved cutting tool and method for removing materials from well bore |
| 11/01/1989 | CN2046778U Bench tool machine with six-function |
| 10/25/1989 | EP0338541A2 Machine tool for processing work piece into non-circular cross-sectional configuration |
| 10/25/1989 | EP0338217A2 Auxiliary device for working the brake discs of a railway wheel pair on a railway wheel lathe |
| 10/25/1989 | EP0338015A1 Method and apparatus for cutting and deburring tubes. |
| 10/18/1989 | CN1005467B Cutting equipment for producing chip-breaking while working workpiece |
| 10/04/1989 | EP0335286A2 Improvements in or relating to machine tools |
| 10/04/1989 | CN1035970A Method of processing tin-lead welding wire and its cutting tool |
| 09/27/1989 | EP0334379A2 Transportable cutting device with internal clamping |
| 09/27/1989 | EP0334298A2 Method and device for machining articles having a rotational symmetry |
| 09/27/1989 | CN2044915U Backing-off lathe |
| 09/26/1989 | CA1260251A1 Deburring tool |
| 09/21/1989 | WO1989008517A1 Tube end finishing machine |
| 09/20/1989 | EP0332823A2 Lathe for machining the brake discs of a railway vehicle wheel set |
| 09/20/1989 | EP0232305B1 Machine tool control systems |
| 09/20/1989 | CN2044525U Gear-overlapping and axle-fixing type of apparatus for lathing triangle key-free shaft |
| 09/13/1989 | EP0332489A1 Device for placing a railway vehicle on a wheel reconditioning lathe |
| 09/12/1989 | US4865498 Electrode dressing tool |
| 09/07/1989 | DE3816307C1 Feed device for an apparatus for the rotary machining of a workpiece |
| 08/30/1989 | CN2043534U Automatic screw-turning device |
| 08/23/1989 | EP0328825A2 Method for forming a torus and a piston made therefrom for use in a rotary actuator |
| 08/16/1989 | EP0327818A1 Milling and chamfering device |
| 08/15/1989 | US4856949 Rotative tool for repairing electrodes for spot welding |
| 08/08/1989 | US4854200 Portable facing and threading machine having an interchangeable taper means |
| 08/08/1989 | US4854199 Portable brake disc resurfacing tool |
| 08/01/1989 | US4852437 Method and apparatus for locating and clamping a workpiece, such as a piston, prior to rotating same in a machining operation |
| 08/01/1989 | US4852306 Toolholder device for a machine tool |
| 07/05/1989 | CN2040422U Device for processing spherical constant speed shaft coupling |
| 07/05/1989 | CN2040412U Speical lathe for sealing face of gale valve |
| 06/27/1989 | US4842456 Forming unit for electrode chip of welder |
| 06/20/1989 | US4840096 Device for machining chamfers on a free of a pipe |
| 06/14/1989 | EP0320396A1 Double milling cutter to repair welding electrodes |
| 06/13/1989 | US4838136 Rotary tool for outer working of rotation-symmetrical workpieces |
| 06/08/1989 | DE3740325A1 Clamping device for in particular floatingly mounted brake shoes of motor vehicles, in particular lorries |
| 05/31/1989 | EP0318419A2 Threading machine chuck |
| 05/24/1989 | DE3837172A1 Tool arrangement for machining internal workpiece surfaces |
| 05/23/1989 | US4831907 Method and apparatus for checking performance of a cutting-off operation |
| 05/17/1989 | CN1032915A Technology using pointer to track templet for processing workpieces with curved surface |
| 05/16/1989 | CA1254066A1 Crankshaft broaching machine and method |
| 05/09/1989 | US4827751 Device for machining rolls in a rolling stand |
| 05/05/1989 | WO1989003741A1 Portable facing and threading machine having an interchangeable taper means |
| 05/03/1989 | EP0313554A1 Method and working machine for producing surfaces of non-circular but regular cross-sections |
| 05/02/1989 | US4825737 Lifting mechanism especially for a wheel set in a truing machine |
| 05/02/1989 | US4825543 Tool assembly for circumferential cutting of cylindrical pipe members |
| 04/26/1989 | CN1032506A Method of repairing rolls of rolling mill and roll cutting apparatus |
| 04/25/1989 | US4824301 Device for adjusting the working position of a machine for producing a chamfer |
| 04/12/1989 | CN2035670U Universal hydraulic copying tool block for lathe |
| 04/11/1989 | US4819527 Threading machine chuck |
| 04/11/1989 | US4819526 Cutting tool and system |
| 04/11/1989 | US4819385 Device for treating the ends of tubular components |
| 04/05/1989 | CN2035287U Numeric-control facing and central-hole drilling machine |
| 04/04/1989 | US4817697 Apparatus for grooving tires |
| 04/04/1989 | US4817213 Method for forming a torus and a piston made therefrom for use in a rotary actuator |
| 03/29/1989 | CN2034883U Turning tool following apparatus special for the use of lathe worker |
| 03/28/1989 | US4817007 Machine tool control systems |
| 03/23/1989 | DE3730762A1 Method and apparatus for the shape cutting of an originally cylindrical workpiece |
| 03/22/1989 | CN2034485U Turning machine for flat head slope opening of tubeline |