Patents for B23D 37 - Broaching machines or broaching devices (648)
03/2001
03/08/2001DE19942163A1 Senkrecht-Innen-Druck-Räummaschine Vertical internal pressure broaching machine
03/07/2001EP1080814A2 Vertical inner broaching machine
01/2001
01/30/2001US6179718 Hole forming apparatus
01/30/2001US6178616 Circulating type milling apparatus for milling a lock core keyway
12/2000
12/13/2000EP1058589A1 Fastener forming machine
12/06/2000EP1057563A1 Method and device for deburring
12/06/2000CN1275458A Precision broaching method and cutter for spiral cylindrical gear
12/06/2000CN1059144C Shaping machine capable of suppressing tilt between work and tool
12/05/2000US6155760 Workpiece receptacle for presses
11/2000
11/30/2000DE19924517A1 Senkrecht-Innen-Räummaschine Vertical internal broaching machine
11/29/2000EP1055476A2 Vertical inner broaching machine
11/15/2000EP1052049A2 Method, tool and apparatus for chip removing machining
10/2000
10/17/2000US6132151 Device for stabilizing workstock on a broach tool guide sleeve
08/2000
08/30/2000EP1030754A1 High speed milling and turning/ turn broaching / turning and turn broaching
08/08/2000US6098258 Combined machining apparatus and machining method by using the same
07/2000
07/18/2000US6089985 Fastener sorting apparatus
06/2000
06/15/2000DE4393751C2 Broaching machine at front end of driving shaft
06/02/2000WO2000030794A1 Method and device for deburring
05/2000
05/31/2000EP1004382A1 Broaching machine with at least one linear moving workpiece holder and a magazine of tools
02/2000
02/09/2000EP0978340A2 Vertical broaching machine
02/02/2000EP0976484A2 Method for turning of rotational surfaces on workpieces
01/2000
01/27/2000DE19833363A1 Verfahren zur Drehbearbeitung von Rotationsflächen an Werkstücken, vorzugsweise an Kurbelwellen, und scheibenförmiges Werkzeug zur Durchführung des Verfahrens A method for rotary machining of surfaces of revolution on workpieces, preferably on crankshafts, and disk-shaped tool for implementing the method
01/27/2000DE19833104A1 Machine tool for machining combustion engine camshaft to form specially shaped regions for receiving cams, containing cutting plates moved relative to these regions in direction of camshaft central axis
01/26/2000EP0973626A1 Device for manufacturing parts with an outer profile
12/1999
12/29/1999WO1999067046A1 Cutting bit, cutting tool and method for machining, especially rotationally symmetrical work piece surfaces
12/21/1999US6004215 Fastener forming machine
11/1999
11/16/1999US5984600 Broaching machine
11/10/1999CN1046229C Plant for broaching passage opening in a plate and broaching process
10/1999
10/13/1999CN2342921Y Broaching machine for punching sample notch
08/1999
08/11/1999CN2332522Y Pulling ware
07/1999
07/08/1999DE4345377C2 Broaching machine at front end of driving shaft
07/07/1999CN2327482Y Inner broach machine
05/1999
05/20/1999WO1999024196A1 High speed milling and turning/ turn broaching / turning and turn broaching
05/20/1999DE19749939A1 HS-Fräsen + Drehen/Drehräumen/Dreh-Drehräumen HS-milling and turning / broaching / turning-rotary broaching
05/14/1999WO1999022891A1 Fastener forming machine
03/1999
03/17/1999EP0901862A2 Broaching machine
01/1999
01/20/1999EP0891822A1 Apparatus and method for cutting a v-shaped groove in a sheet of material
11/1998
11/12/1998DE19715771C1 Machine tool for steam- or gas-turbine rotor discs
11/10/1998US5833411 Vertical broaching machine
10/1998
10/22/1998DE19739315C1 Die slotting machine
10/15/1998WO1998045077A2 Device for manufacturing parts with an outer profile
10/13/1998US5820320 Apparatus for treating the inner surface of vacuum chamber
08/1998
08/25/1998US5797174 Apparatus for forming curved, rectangular bodied needle blanks from tubular stock
06/1998
06/16/1998US5765270 Method and apparatus for machining workpieces with eccentric, substantially rotationally symmetrical, workpiece surfaces
05/1998
05/26/1998US5755539 Shaping machine capable of suppressing tilt
05/13/1998EP0841116A2 Working method for rotational symmetric workpiece surfaces and tool therefor
04/1998
04/28/1998US5743688 Machine for turn broaching crankshafts with rotationally symmetrical surfaces
01/1998
01/02/1998DE19624404A1 Vertical space machine
12/1997
12/23/1997CA2083582C Tooling system and method for broaching engine components
11/1997
11/04/1997US5682940 Method for forming curved, rectangular bodied needle blanks from tubular stock
09/1997
09/30/1997US5672035 Turn broaching machine
09/25/1997WO1997034724A1 Method of breaking material into blanks and a suitable device
09/17/1997CN2262464Y Reducing broaching tool
06/1997
06/26/1997WO1997022438A1 Device for detecting abnormality of turn broach
05/1997
05/22/1997DE19542548A1 Broaching machine for broaching from underneath of angles onto workpiece
05/21/1997CN1150074A Shaping machine capable of suppressing tilt between work and tool
05/06/1997US5626682 Process and apparatus for treating inner surface treatment of chamber and vacuum chamber
04/1997
04/01/1997US5615467 Broaching device and method
03/1997
03/19/1997EP0763394A1 Shaping machine capable of suppressing tilt between work and tool
03/11/1997US5609450 Method and apparatus for broaching opening in a plate
11/1996
11/26/1996CA2139369C Two-stage broaching of engine block bearings
07/1996
07/10/1996EP0720883A1 Method and device for working pieces with eccentric mainly rotation symmetric surfaces
05/1996
05/21/1996CA2077494C Apparatus for progressive blind broaching
02/1996
02/06/1996US5489169 Vertical broaching machine
12/1995
12/26/1995US5478180 Broaching machine
11/1995
11/14/1995US5465473 Method of providing a toolholder body guide for punch presses
08/1995
08/30/1995EP0669180A1 Machine tool with tool for turn-broaching, turning/turn-broaching or turning
08/08/1995US5439435 Method for cutting a keyway in a mill roll
08/08/1995US5439335 Apparatus for cutting a keyway in a mill roll
07/1995
07/25/1995US5435676 Two-stage broaching of engine block bearings
07/20/1995DE19501542A1 Zweistufiges Räumen von Maschinenblock-Lagern Two-stage areas of the engine block bearings
07/12/1995CN1104947A Plant for broaching passage openings in a plate and broaching process
06/1995
06/22/1995DE4342815A1 Machine for broaching interior of cylinder lock
05/1995
05/03/1995EP0650794A1 Broaching installation for through-holes in a plate and broaching method
03/1995
03/16/1995DE4330802A1 Turn-broaching machine for the crankpin bearings of a crankshaft
03/16/1995DE4330529A1 Push-type broaching method and device for its implementation
12/1994
12/26/1994CA2106910A1 Loader/unloader for blind broaching
12/20/1994US5373631 Method for machining a radially symmetrical workpiece surface and a tool for performing the method
09/1994
09/27/1994US5349888 Method for machining surfaces or revolution at workpieces and disk-shaped tool for performing same
09/20/1994US5347704 Apparatus for progressive broaching
08/1994
08/23/1994US5339513 Method of manufacturing thick-walled small diameter pipe
07/1994
07/20/1994EP0606827A1 Vertical internal push broaching machine
07/20/1994CA2106909A1 Coolant distribution system for blind broaching
07/13/1994EP0606032A1 Feeding carriage and broaching machine equipped with such a carriage
07/13/1994CN1089197A Equipment for processing bore of iso-curvature taper tube
07/05/1994US5326201 Loader/unloader for blind broaching
06/1994
06/22/1994CN2169507Y Steel wire broaching die device
06/09/1994DE4241208A1 Tool for cutting longitudinal groove by chip removing force - has longitudinally slotted tool sleeve, whose width fits to that of cut groove
05/1994
05/11/1994EP0596464A1 Method and apparatus for cutting a keyway in a mill roll
05/11/1994DE4237482A1 Forming control grooves in hollow, cylindrical control bush - starts with shaped, hollow blank with inner cross-sectional change and restriction
05/06/1994CA2102155A1 Method and apparatus for cutting a keyway in a mill roll
04/1994
04/28/1994CA2089244A1 Broaching bearings in an engine block
04/27/1994EP0594103A1 Broaching machine for inner surfaces, especially vertical broaching machine
03/1994
03/23/1994CN2159276Y Small-size grooving machine for impact sample
02/1994
02/17/1994WO1994003296A1 Broaching machine
01/1994
01/26/1994EP0313644B1 Monotonic cutting machine
12/1993
12/15/1993CN2149265Y Broahing device for working inner surface of tube parts
12/07/1993US5267384 Method for providing a toolholder body guide for punch presses
11/1993
11/10/1993CN2145665Y Nick break test sample hand broching machine
11/02/1993US5257886 Coolant distribution system for blind broaching
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