| Patents for B23B 41 - Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor (5,345) |
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| 03/14/2012 | CN202162409U 一种筒体内小空间钻孔装置 One kind of small space drilling apparatus cylinder body |
| 03/14/2012 | CN202162408U 辊轴类零件斜油孔的加工装置 Roller shaft parts oblique hole machining device |
| 03/14/2012 | CN102374353A Pipe clamp for drilling under pressure of pipeline |
| 03/14/2012 | CN102371376A Drill turning device for drill processing turntable |
| 03/08/2012 | DE102009035513B4 Verfahren zum Bohren von Absaugöffnungen in Vakuum-Tiefziehwerkzeugen sowie Bohrvorrichtung hierfür The method of drilling in suction vacuum thermoforming molds as well as drilling apparatus therefor |
| 03/07/2012 | CN202155559U 薄壁套专用镗 Thin-walled sleeve dedicated boring |
| 03/07/2012 | CN202155558U 工位旋转式法兰盘钻孔装置 Station rotary flange drilling device |
| 03/07/2012 | CN202155557U 用于加工高压主汽调节阀的连接杆上销孔的钻孔装置 Drilling apparatus for machining main steam pressure regulating valve connecting rod pin hole of |
| 03/07/2012 | CN202155556U 一种轮毂钻孔装置 One kind of hub drilling device |
| 03/07/2012 | CN202155555U 大型环件内孔外圆水平钻孔机 Large holes in the outer ring horizontal drilling machine |
| 03/07/2012 | CN202155554U Device capable of boring and drilling hole at any spatial angle |
| 03/07/2012 | CN202155553U 发动机机体曲轴孔、凸轮轴孔加工的机床 Machine engine block crankshaft bore, camshaft hole machining |
| 03/07/2012 | CN202155552U 多工位钻孔装置 Multi-station drilling device |
| 03/07/2012 | CN102000854B Die drilling device and method for drilling conversion switch contact by utilizing same |
| 03/07/2012 | CN101352763B FPC secondary drilling method |
| 03/06/2012 | DE202011109542U1 Vorrichtung zur Nachbearbeitung von Bohrungen A device for post-processing of bores |
| 03/01/2012 | US20120051862 Stabilization of boring tools |
| 03/01/2012 | US20120051861 Guide arrangement for a cutting tool and cutting tool including a guide arrangement |
| 03/01/2012 | US20120051859 Seismic tool assembly for use in anchor insertion |
| 03/01/2012 | US20120051857 Tool Assembly for Machining a Bore |
| 02/29/2012 | CN202151706U 一种高效摩托车减震筒钻床 An efficient motorcycle shock absorber tube drilling |
| 02/29/2012 | CN202151705U 工位平移式法兰盘钻孔装置 Translational station flange drilling device |
| 02/29/2012 | CN102363221A Novel milling and drilling machine for machining electric hammer cylinder |
| 02/29/2012 | CN101314186B Method for processing 8 shaped oil groove with numerical control boring mill |
| 02/22/2012 | EP2420115A1 Back drill verification feature |
| 02/22/2012 | CN202147034U 一种设有吹气结构的数控钻床 One kind of inflatable structures has a CNC drilling machine |
| 02/22/2012 | CN202147033U 一种设有吹气结构的数控多孔钻床 One kind of inflatable structures has a porous CNC drilling |
| 02/22/2012 | CN202147032U 一种压力表接头自动打孔机 One kind of automatic drilling machine pressure gauge fittings |
| 02/22/2012 | CN202147031U 油井筛管加工装置 Wellscreen processing apparatus |
| 02/21/2012 | US8118048 Apparatus and method for forming an opening in a storage tank |
| 02/16/2012 | US20120039680 Drill and method of cutting workpiece using the same |
| 02/15/2012 | CN202143960U 一种用于加工蝶阀阀体的钻孔设备 Butterfly valve for processing drilling equipment |
| 02/15/2012 | CN202143959U 一种深孔钻床的导向装置 A deep hole drilling guide |
| 02/15/2012 | CN202143958U 带孔的永磁铁氧体瓦型产品压制后的钻孔装置 Perforated permanent ferrite tile products after pressing the drilling unit |
| 02/15/2012 | CN102350642A Clamp for boring front axle |
| 02/15/2012 | CN101869997B 柴油机机架气缸孔镗孔装置 Diesel rack cylinder bore boring device |
| 02/08/2012 | CN202137596U 镗刀通用连接工具 Boring tool universal connectivity tool |
| 02/08/2012 | CN202137416U Special drill for reinforcing plates of down view mirrors |
| 02/08/2012 | CN202137410U Drilling tool for end face of externally-arranged water ring guide vane hole of hydroturbine generator set |
| 02/08/2012 | CN202137409U 钨钢双直孔丸棒的内孔成型装置 Tungsten steel molding device bore hole pill two straight rods |
| 02/08/2012 | CN202137408U 一种用于pcb板的机械钻孔装置 A pcb board means for mechanical drilling |
| 02/08/2012 | CN202137407U 弧面钻孔设备 Arc Drilling Equipment |
| 02/08/2012 | CN202137406U 轴承套钻四孔专用机 Drill four holes dedicated machine bearing sleeve |
| 02/08/2012 | CN202137405U 一种深孔钻床 One kind of deep hole drilling |
| 02/08/2012 | CN202137404U 一种深孔钻 One kind of deep hole drilling |
| 02/08/2012 | CN202137403U 板条类零件多排分布小直径深孔加工装置 Parts multiple rows of slats distribution of small diameter deep hole machining device |
| 02/08/2012 | CN202137402U 加工消音腔排气孔的专用机床 Processing muffler chamber vent special machine |
| 02/01/2012 | CN202129481U 地板下钢制龙骨自动定位打孔系统 Underfloor perforated steel keel automatic positioning system |
| 02/01/2012 | CN202129474U 采油射孔枪管体内盲孔加工的数控钻床 Perforating oil barrel body CNC drilling blind hole machining |
| 02/01/2012 | CN202129473U 新型下联板钻紧孔钻机 The new second line tight hole drill rig board |
| 02/01/2012 | CN202129472U 一种钻孔专用机床 Drilling a hole dedicated machine |
| 02/01/2012 | CN202129471U 一种镗孔机 One kind of boring machine |
| 02/01/2012 | CN202129470U 一种回转支承深孔加工装置 One kind of deep hole machining device slewing ring |
| 02/01/2012 | CN202129469U 自动打点钻孔机 RBI automatic drilling machine |
| 02/01/2012 | CN202129468U 一种圆周等分孔加工装置 One kind of hole machining device circumference aliquots |
| 02/01/2012 | CN102335775A High-precision microbore drilling and machining method suitable for numerical control machining |
| 02/01/2012 | CN102335774A Ferrule perforation method |
| 02/01/2012 | CN102335773A Oil-saving maintenance method by lowering main oil needle for carburetor |
| 02/01/2012 | CN102335772A Special through-hole drilling fixture for cylindrical part |
| 02/01/2012 | CN102335771A Numerical-control device for machining conical surface of ring-die discharging hole |
| 02/01/2012 | CN102335770A Drilling machine tool dedicated for truck side frame |
| 02/01/2012 | CN102335769A Method and tool for processing precast hole with circumferential incomplete hole wall |
| 02/01/2012 | CN102335768A Constant hole machine rotary table |
| 02/01/2012 | CN102335765A Machining cutter bar guide structure of rotary machine tool |
| 02/01/2012 | CN102335764A High-precision boring device for realizing synchronous multi-station processing |
| 02/01/2012 | CN101722321B 大径塑管开孔切割装置 Large diameter plastic pipe openings cutting device |
| 01/26/2012 | WO2012010334A1 Structured sliding surface of a bearing shell |
| 01/25/2012 | CN202123266U In-step-boring hole drilling device for water distributing ring |
| 01/25/2012 | CN202123265U Cylinder barrel boring lathe |
| 01/25/2012 | CN202123264U Pneumatic drilling machine for processing exhaust holes of silencing cavity |
| 01/25/2012 | CN102328112A Multifunctional electric drill |
| 01/25/2012 | CN102328107A Controllable electric drill |
| 01/18/2012 | CN202114470U High-temperature-resistant alloy furnace tube for petrochemical industry and production line of tube row |
| 01/18/2012 | CN202114295U Three-axle linkage boring bar for taper holes |
| 01/18/2012 | CN202114294U Electric drill advancing device for rail drilling |
| 01/18/2012 | CN202114293U High-precision multistation numerical-control drilling center for overlength workpiece |
| 01/18/2012 | CN202114292U Blade drilling device of steam engine |
| 01/18/2012 | CN202114291U Guiding device for boring tool for deep holes |
| 01/18/2012 | CN202114290U Bottle bottom drilling device |
| 01/18/2012 | CN102325624A Guide arrangement for utting tool and cutting tool including uide arrangement |
| 01/18/2012 | CN102319916A Deep hole drilling machining equipment |
| 01/18/2012 | CN101912987B Drill bit for processing deep hole with large length-diameter ratio |
| 01/12/2012 | WO2011126646A3 Improved backdrilling of multilayer printed circuit boards |
| 01/11/2012 | CN202106059U Connecting box with pressure tapping machine |
| 01/11/2012 | CN202106058U Device for drilling of inner circle and outer circle of large workpiece |
| 01/11/2012 | CN202106057U Shaft end drilling equipment |
| 01/11/2012 | CN202106056U Multifunctional adjustable horizontal boring machine |
| 01/11/2012 | CN202106055U Numerical control drilling machine for chemical fiber filter element |
| 01/11/2012 | CN202106054U Special double-hole boring machine for rail links |
| 01/11/2012 | CN101985179B Lathe for roller separation and roller separating method using same |
| 01/11/2012 | CN101934390B Numerical control center sill combined drilling machine |
| 01/10/2012 | US8091573 Pipeline intervention |
| 01/04/2012 | CN202097430U Deep hole boring processing device for main steam valve body of steam turbine |
| 01/04/2012 | CN202097429U Special combined boring machine |
| 01/04/2012 | CN102303148A Novel compensating device for boring cutter |
| 01/04/2012 | CN102303147A Vertical hole boring machine |
| 01/04/2012 | CN102303146A Metal tube drilling device |
| 01/04/2012 | CN101879617B Method for drilling steam generator heat exchange tube supporting plate |
| 01/04/2012 | CN101733437B Method for processing holes on needle bar bracket |
| 12/28/2011 | EP2398619A1 Guide arrangement for a cutting tool and cutting tool including a guide arrangement |