| Patents for B23D 41 - Broaching machines or broaching devices characterised only by constructional features of particular parts (431) |
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| 03/23/2011 | CN201768959U Broaching device for machining specially-shaped hole of supporting plate of evaporator of nuclear power plant |
| 03/16/2011 | EP2295177A1 Tool assembly and groove drawing machine for producing grooves or depressions |
| 03/16/2011 | CN201760663U Workpiece clamping device for broaching machine |
| 03/16/2011 | CN201760662U Internal broaching machine without moment force |
| 03/16/2011 | CN201760661U Internal and external dual-purpose side broaching machine |
| 03/16/2011 | CN201760660U Screw rod vertical type internal broaching machine |
| 03/16/2011 | CN201760659U Broaching machine |
| 02/23/2011 | CN101979200A Automatic steel backing plate broaching device and using method thereof |
| 02/16/2011 | CN201744733U Hydraulic broaching machine |
| 01/26/2011 | CN201720539U Efficient horizontal end surface broaching machine |
| 01/26/2011 | CN201720538U Horizontal type end face broaching machine with assembly headstock |
| 01/12/2011 | CN201702446U Numerically controlled internal spiral broaching machine |
| 01/12/2011 | CN201702445U Right-angle vertical broacher structure with double carriages |
| 01/05/2011 | CN101934401A Desktop type broaching machine tool |
| 12/22/2010 | CN101920357A Automatic broacher |
| 12/08/2010 | CN201664787U Special broacher for pull-up vertical outer trislot |
| 11/25/2010 | DE10123494B4 Innen-Räummaschine Internal broaching machine |
| 10/28/2010 | WO2010121636A1 Tool unit and machine for producing keyways or similar recesses |
| 09/02/2010 | US20100221083 Control of white-etched layer during machining |
| 08/26/2010 | US20100215454 Centrifugally-cast tube and related method and apparatus for making same |
| 08/25/2010 | CN201558989U Synchronous inter-feedback double-oil-cylinder vertical broaching machine |
| 07/30/2010 | CA2690533A1 Broach shaving apparatus |
| 07/14/2010 | CN101774044A Numerical control opening and closing profile broaching machine |
| 06/02/2010 | CN201493546U Detection tool for detecting verticality of broach and workbench of vertical broacher |
| 05/26/2010 | CN101337291B Vertical type internal broaching machine |
| 05/12/2010 | CN201455422U Semi-automatic drawing oil groove machine of thrust plates |
| 04/28/2010 | CN201442178U Radial clearance eliminating mechanism used for mortise clamp of parts like broaching dish |
| 04/28/2010 | CN201442129U steel ball type retainer |
| 04/15/2010 | US20100092262 Machine tool, and method for the damping of oscillatory movements of a machine element of a machine tool |
| 03/24/2010 | CN201427206Y Automatic chuck for pull broach |
| 03/10/2010 | CN201419280Y Automatic broacher |
| 03/10/2010 | CN201419279Y Vertical single-cylinder internal broaching machine |
| 03/03/2010 | CN201415286Y Broacher |
| 02/17/2010 | CN201405120Y Broach supporting mechanism of horizontal broaching machine |
| 02/17/2010 | CN201405119Y Impact-specimen notch hydraulic broaching machine |
| 02/04/2010 | DE102006028097B4 Werkstückzentriervorrichtung und Räumverfahren Werkstückzentriervorrichtung and broaching |
| 02/03/2010 | CN201394678Y Broaching machine |
| 02/03/2010 | CN201394677Y Cleaner for inner wall list edges of EMT pipes |
| 01/27/2010 | CN201389681Y Automatically retracting and processing broaching single-keyway machine tool |
| 01/21/2010 | DE102008033872A1 Device for drawing, shaping, evacuating, piercing, calibrating and/or twisting of e.g. recess, in workpiece, has drive fastened at machine frame, and moving tool carrier, where drive is formed as electromagnetic linear motor |
| 12/23/2009 | CN201366618Y Numerically controlled internal spiral broaching machine |
| 12/10/2009 | DE102008002298A1 Method for clearing multiple work pieces by clearing device consisting of broach, involves arranging work pieces in series and consecutively with respect to longitudinal axis of broach |
| 12/09/2009 | CN101596623A Lifting arm spline tooth broaching machine |
| 12/09/2009 | CN100566899C Reversing device of broacher hydraulic cylinder |
| 11/25/2009 | CN201350526Y Welding structure of table rest of vertical broaching machine |
| 11/25/2009 | CN201350525Y Slide carriage antiskid mechanism of vertical broaching machine |
| 11/25/2009 | CN101585097A One-time broaching formation process for tooth shape of serrated chain connector and broaching device |
| 11/19/2009 | DE202006020756U1 Bearbeitungsmaschine und Vorrichtung zur Durchführung eines Verfahrens Processing machine and apparatus for performing a method |
| 11/18/2009 | CN201346644Y Double-speed hydraulic drawing bench |
| 10/28/2009 | CN201333561Y Numeric control gate valve groove broacher |
| 10/28/2009 | CN201333560Y Broaching clamp for processing fractured connecting rods |
| 10/07/2009 | CN100547250C Differential valve |
| 08/26/2009 | CN201295794Y Efficient mechanical internal broaching machine |
| 08/19/2009 | CN201291324Y Drawing machine for processing engine crankshaft box |
| 08/12/2009 | CN201287220Y Charpy key hole specimen break broaching machine |
| 07/29/2009 | CN100519025C Horizontal broacher |
| 05/27/2009 | CN201244697Y Multiheaded vertical hydraulic broaching machine |
| 05/21/2009 | US20090131989 Bone screw and method for manfacturing the same |
| 05/20/2009 | CN201239824Y Feed gear of lock core slot-producing machine |
| 05/06/2009 | CN101422828A Drawing machine for processing engine crankshaft box |
| 04/22/2009 | CN201223971Y Fixture pedestal of lock core slot-producing machine |
| 04/22/2009 | CN201223970Y Fixture of lock core slot-producing machine |
| 04/22/2009 | CN201223969Y Mounting structure for broaching tool of lock core slot-producing machine |
| 04/22/2009 | CN100479984C Work piece centering device and method of broaching |
| 03/26/2009 | US20090080991 Tool |
| 03/04/2009 | CN101376220A Material feeder in lock core slot-producing machine |
| 03/04/2009 | CN101376183A Clamping fixture in lock core slot-producing machine |
| 03/04/2009 | CN101376182A Clamping fixture seat in lock core slot-producing machine |
| 03/04/2009 | CN101376181A Installation structure of lock core slot-producing machine broaching tool |
| 03/03/2009 | CA2368531C Linear blind broaching machine |
| 01/28/2009 | CN201186365Y Fixture for single-hole broaching of self-aligning roller bearing solid bearing retainer |
| 01/28/2009 | CN201186364Y Self-clinching fastener of pull broach |
| 01/21/2009 | CN201183147Y Face tooth combined broach |
| 01/15/2009 | DE102008011668A1 Räummaschine Broaching Machine |
| 01/14/2009 | CN201179572Y Vertical internal broaching machine with two cylinders |
| 01/07/2009 | CN101337291A Vertical type internal broaching machine |
| 12/24/2008 | CN201168827Y Main carriage mounting structure of vertical broaching machine |
| 12/03/2008 | CN201157935Y Stainless steel strip steel roll line joint weld joint pull-type broach apparatus |
| 11/27/2008 | DE10355057B4 Innenräummaschine Broaching |
| 11/26/2008 | CN201154404Y Bearing shell processing apparatus in highness direction |
| 11/19/2008 | CN201151012Y Hydraulic broaching machine |
| 09/04/2008 | WO2008105040A1 Support structure for broach blade |
| 08/13/2008 | CN201098802Y Hydraulic electric broaching machine fixture |
| 07/30/2008 | CN201091938Y Broaching device for machining concave-convex slot on joint surface of connecting rod body and cover |
| 07/23/2008 | CN201089033Y Programmed up-drawing vertical internal broaching machine |
| 07/09/2008 | CN201082483Y Vertical internal broaching machine |
| 07/02/2008 | CN201079870Y Cutter lifting head |
| 07/02/2008 | CN201079846Y Automatic broaching tool clamping device |
| 06/04/2008 | CN201067819Y Special-purpose device for processing gear wheel inner pole keyway |
| 05/28/2008 | CN101187386A Differential valve |
| 05/28/2008 | CN101185980A Reversing device of broacher hydraulic cylinder |
| 05/28/2008 | CN101185979A Horizontal broacher |
| 04/16/2008 | CN201046515Y Vertical internal broacher tool protecting feeding apparatus |
| 04/16/2008 | CN201046514Y Vertical internal broacher solving problem of twin-tub asynchrony |
| 03/27/2008 | DE102006043959A1 Workpiece processing machine, has tool, which is mounted in component part that is brought into effective connection with machine by quick clamp device, where component part has recess for handle body of quick clamp device |
| 02/27/2008 | CN100371116C Improved manufacturing method and apparatus for linear sliding rail |
| 02/20/2008 | CN201023148Y Multi-speed hydraulic broaching machine |
| 02/13/2008 | CN201020633Y Broacher automatic tool-supplying device |
| 02/13/2008 | CN201020632Y Internal broacher automatic tool-supplying device |
| 01/23/2008 | CN201009005Y Full-automatic hydraulic pressure fixture of broaching machine |