Patents
Patents for B23B 9 - Automatic or semi-automatic turning-machines with a plurality of working-spindles, e.g. automatic multiple-spindle machines with spindles arranged in a drum carrier able to be moved into pre-determined positions; Equipment therefor (528)
08/1998
08/19/1998EP0755315B1 Multiple-spindle lathe
06/1998
06/24/1998EP0848656A1 Multi-spindle cnc lathe
06/24/1998CN2284659Y Multiple coordinated axis controlled digital control turning-machine
06/23/1998US5768962 Multiple-spindle turning machine
05/1998
05/28/1998DE19649016A1 Multi-spindle lathe machine tool
05/06/1998EP0638007B1 Automatic multi-spindle lathe
04/1998
04/08/1998EP0834379A2 Lathe
12/1997
12/23/1997US5699598 Machine tool with a plurality of spindles
12/16/1997US5697270 Multiple-spindle machine tool
11/1997
11/19/1997EP0807490A2 Multiple-spindle lathe
11/19/1997CN1165071A Multi-station machine tool
10/1997
10/14/1997US5676030 Multi-spindle CNC lathe
09/1997
09/03/1997CN1035749C Dual spindle vertical axis CNC piston turbine and grooving machine
07/1997
07/23/1997EP0785040A1 Multi-station machine tool
04/1997
04/16/1997EP0768135A1 Lathe
04/15/1997US5619894 For machining bars of material
03/1997
03/05/1997CN1144150A Multiple main axle machine tool
02/1997
02/27/1997WO1997006911A1 Multi-spindle cnc lathe
02/27/1997CA2228132A1 Multi-spindle cnc lathe
01/1997
01/29/1997EP0755316A1 Multiple-spindle lathe
01/29/1997EP0755315A1 Multiple-spindle lathe
11/1996
11/21/1996DE19516774A1 Numerically controlled twin axis lathe
10/1996
10/16/1996EP0737544A2 Machine tool with multiple spindles
08/1996
08/15/1996WO1996024465A1 Multiple-spindle lathe
08/15/1996WO1996024464A1 Multiple-spindle lathe
08/14/1996EP0726119A1 Multiple spindle machine tool
08/14/1996DE19504371A1 Mehrspindeldrehmaschine Multi-spindle lathe
08/14/1996DE19504370A1 Mehrspindeldrehmaschine Multi-spindle lathe
11/1995
11/15/1995EP0681881A1 Improvement to multi-spindled transfer machines for machining cycles
08/1995
08/22/1995CA2071308C Dual spindle vertical axis cnc piston turning and grooving machine
05/1995
05/31/1995CN1103235A Automatic multi-spindle lathe
02/1995
02/15/1995EP0638007A1 Automatic multi-spindle lathe
09/1994
09/15/1994WO1994020245A1 Automatic multi-spindle lathe
06/1994
06/07/1994US5319559 Method of automatically changing the speed stage of a vehicle based on vehicle loading
06/01/1994EP0417275B1 Automatic speed change method for dump truck for construction machine
10/1993
10/26/1993US5257193 Method of automatically changing the speed stage of a construction vehicle based on vehicle loading
06/1993
06/09/1993EP0545900A2 Method of automatically changing speed of dump truck for use as constrcution vehicle
03/1993
03/31/1993EP0534205A1 Multiple-spindle lathe
03/23/1993CA1314737C Multi-spindle automatic lathe
03/18/1993DE3991731C2 Multispindle automatic lathe - has number of spindles on spindle carrier which is supported indexable and rotatably by head stock
03/17/1993CN1069918A Dual spindle vertical axis CNC piston turbine and grooving machine
03/16/1993US5193422 Multispindle automatic lathe
02/1993
02/03/1993EP0524986A1 Automatic multi-spindle lathe
02/02/1993US5182974 Dual spindle vertical axis cnc piston turning and grooving machine
01/1993
01/05/1993US5176052 Multi spindle automatic lathe
12/1992
12/23/1992EP0519466A1 Dual spindle vertical axis CNC piston turning and grooving machine
10/1992
10/06/1992US5152201 Headstock-reciprocating-type automatic lathe and machining method using the same
04/1992
04/01/1992CN1016048B Multiple automatic lathes
03/1992
03/31/1992US5099730 Multiple-spindle automatic lathe with stop
03/25/1992EP0302898B1 Process and device for machining both sides of workpieces
03/17/1992US5095789 Multi spindle automatic lathe
01/1992
01/30/1992DE4023771A1 Multi-spindle automatic lathe
12/1991
12/03/1991CA1292665C Fiber optic probe for quantification of colorimetric reactions
11/1991
11/05/1991US5062330 Machine tool with a cooled motor spindle
10/1991
10/31/1991WO1991016161A1 Automatic multi-spindle lathe
09/1991
09/03/1991CA1288225C Multi-spindle chucking machine
08/1991
08/27/1991US5042126 Drive apparatus for multi-spindle processing machines
06/1991
06/26/1991EP0433722A2 Multi spindle automatic lathe
06/13/1991DE4012290A1 NC multispindle automatic machine - has fixed position spindles and end working turret tools on equal coaxial pitch circles
06/04/1991US5020402 Method and apparatus for machining both sides of workpieces
03/1991
03/21/1991WO1991003343A1 Multispindle automatic lathe
03/20/1991EP0417530A1 Multi-spindle automatic lathe with a limit stop
03/20/1991EP0417275A1 Automatic speed change method for dump truck for construction machine
01/1991
01/08/1991US4982634 Multiple-spindle automatic lathe
10/1990
10/10/1990CN1009955B Fiber optic probe for quantification of colorimetric reactions
07/1990
07/04/1990EP0376178A1 Machine tool with motor spindle cooling
06/1990
06/06/1990EP0371450A2 Headstock-reciprocating-type automatic lathe and machining method using the same
04/1990
04/04/1990EP0361218A1 Automatic multispindle lathe with a framework
02/1990
02/28/1990EP0356389A1 Driving device for multispindle working machines
01/1990
01/30/1990CA1264965A1 High-low speed drive system for multiple spindle machines
12/1989
12/13/1989EP0232369B1 Fiber optic probe for quantification of colorimetric reactions
11/1989
11/07/1989CA1262620A1 Multiple spindle machine having independently variable speed and feed rates
08/1989
08/09/1989CN1034498A Multiple automatic lathes
07/1989
07/26/1989EP0324824A1 Process and device for turning of workpieces
04/1989
04/26/1989EP0312944A2 Multi-spindle automatic lathe
02/1989
02/15/1989EP0302898A1 Process and device for machining both sides of workpieces.
01/1989
01/12/1989WO1989000089A1 Process and device for turning of workpieces
11/1988
11/17/1988EP0290693A1 Multi-spindle chucking machine
10/1988
10/25/1988US4779318 Multiple spindle machine having independently variable speed and feed rates
09/1988
09/20/1988US4771662 Multi-spindle chucking machine
08/1988
08/11/1988WO1988005732A1 Automatic speed change method for dump truck for construction machine
04/1988
04/21/1988WO1988002678A1 Process and device for machining both sides of workpieces
10/1987
10/28/1987EP0242870A2 Multiple spindle machine having independently variable speed and feed rates
07/1987
07/28/1987US4682895 Fiber optic probe for quantification of colorimetric reactions
06/1987
06/03/1987CN86106159A Fiber optic probe for quantification of colorimetric reactions
05/1987
05/19/1987US4665781 Multi-spindle chucking machine
02/1987
02/24/1987US4644819 High-low speed drive system for multiple spindle machines
02/12/1987WO1987000920A1 Fiber optic probe for quantification of colorimetric reactions
02/03/1987US4640158 Multiple-spindle automatic lathe
07/1986
07/30/1986EP0119236B1 Automatic multi-spindle lathe
11/1985
11/19/1985US4553295 Mechanism for lathe-working articles
06/1985
06/18/1985US4523359 Machine with an intermittently rotating table for the preformance of work operations
02/1985
02/28/1985WO1985000770A1 Automatic multispindle lathe
10/1984
10/31/1984EP0123290A2 Device for turning extended cylindrical or slightly conical work pieces
07/1984
07/25/1984EP0113997A2 Multi-spindle lathes
03/1984
03/15/1984WO1984000909A1 Automatic multi-spindle lathe
07/1983
07/06/1983EP0083304A2 Machine with an intermittently rotating table for working and assembly of high-precision parts
09/1982
09/28/1982US4351096 Multiple spindle rotary indexing machine tool
03/1982
03/10/1982EP0046883A2 Multiple spindle rotary indexing machine tool
12/1981
12/08/1981US4304159 Automatic screw machines
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