Patents for B23B 11 - Automatic or semi-automatic turning-machines incorporating equipment for performing other working procedures, e.g. slotting, milling, rolling (239) |
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04/19/2000 | CN2374293Y Rolling surface ductility fine shaper |
02/24/2000 | WO2000009290A1 Grinding machine with turning device for hard-machining |
02/24/2000 | CA2339020A1 Grinding machine with hard-turning attachment |
04/01/1998 | EP0832716A2 Numeric-control machine tool for turning and hobbing mechanical parts |
04/01/1997 | US5615588 Apparatus for processing the edge of ophthalmic lenses |
09/20/1995 | CN1108594A Method for making patterns and characters on cement surface |
10/12/1994 | CN2179221Y Multifunctional index machine tool |
09/06/1994 | US5343604 Combined working machine |
01/05/1993 | USRE34155 Machining a workpiece in a turret lathe and an NC lathe therefor |
02/25/1992 | US5090279 Vertical spindle pedestal |
02/25/1992 | US5090278 Lathe |
11/05/1991 | USRE33732 Method of machining a workpiece in a turret lathe and an NC lathe for performing this method |
03/13/1991 | EP0416553A1 Turning lathe |
03/13/1991 | EP0416552A1 Vertical spindle head |
10/30/1990 | CA1275634C 180 degres inverting machine |
08/14/1990 | US4947538 Machine tool |
06/15/1988 | CN86209753U Multi-shaft machine tool thread rolling device |
02/02/1988 | US4722123 Driving system for automatic lathes |
12/29/1987 | US4715775 180 degree inverting machine |
11/17/1987 | US4706371 Machine tool |
08/04/1987 | US4683787 Method of machining a workpiece in a turret lathe and an nc lathe for performing this method |
07/16/1987 | DE3600579A1 Device and method for producing a flat surface on a lathe |
03/25/1987 | EP0215209A2 Machine tool |
03/25/1987 | EP0215208A2 Machine tool |
03/18/1987 | EP0214931A1 Drive device for an automatic turning machine |
01/13/1987 | US4635340 Method of machining a workpiece in a turret lathe and an NC lathe for performing this method |
05/13/1986 | US4587697 Automatic turret lathe |
02/25/1986 | US4571796 Lathe |
06/12/1985 | EP0144306A2 Lathe |
12/04/1984 | CA1178799A2 Automatic tool changer with internal tool storage magazine |
05/22/1984 | US4449432 Cutoff device for automatic screw machine |
12/13/1983 | US4419799 Cutting tool driving apparatus for a lathe |
09/14/1983 | EP0088645A1 Machine tool |
07/19/1983 | US4393675 Contrivance for the machining of cylindrical surfaces on metal-cutting lathes |
11/24/1981 | US4301581 Method and apparatus for the production of turned workpieces on multi-station machine tools |
05/27/1980 | US4204442 Cutter holding device in a polygon cutting apparatus |
05/16/1979 | EP0001961A2 Work processing on automatic lathes |
05/04/1976 | US3954043 Method and apparatus for clamping and milling work in a lathe |
01/20/1976 | US3933060 Automatic lathe |