| 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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| 05/30/2012 | CN202239741U Multi-shaft boring machine |
| 05/30/2012 | CN202239740U Multiple-drilling automatic position machining device for end closures of motors |
| 05/30/2012 | CN202239739U Butt boring machine for machining structural parts of mining hydraulic supports |
| 05/30/2012 | CN202239738U Vertical hole boring machine |
| 05/30/2012 | CN202239737U Tool for machining three groups of bores in extracting mill and fixed-diameter machine frame body |
| 05/30/2012 | CN202239736U Bidirectional boring machine |
| 05/30/2012 | CN202239735U Bucket boring aperture machine |
| 05/30/2012 | CN102481637A Method of forming piston pin holes and boring system therefor |
| 05/30/2012 | CN102476206A 单面立式三轴扩镗孔组合机床 Single vertical-axis expansion boring combination machine |
| 05/30/2012 | CN102476205A 左/右半轴孔单工位组合机床 Left / right axle hole single-station combination machine |
| 05/30/2012 | CN102476204A 一种双面卧式钻削气缸盖顶底面孔组合机床 Horizontal drilling a double-sided top and bottom faces of the cylinder head combination machine |
| 05/30/2012 | CN102476203A 锪钻缸体喷油嘴孔双工位组合机床 Countersink drill holes duplex cylinder injector combination machine |
| 05/23/2012 | EP2455173A2 Defect repairing tool, defect repairing device and defect repairing method for thin-film solar cell |
| 05/23/2012 | CN202224693U Lifting, punching and positioning machine for steel tube guardrail |
| 05/23/2012 | CN202224692U Drilling device for overbridge aluminum cover of flat knitting machine |
| 05/23/2012 | CN202224691U Novel deflecting drill |
| 05/23/2012 | CN202224690U Ring die expanding machine |
| 05/23/2012 | CN202224689U Integral boring machine for machining structural parts of coal mine hydraulic support |
| 05/23/2012 | CN202224688U Device for boring inner hole of spindle |
| 05/23/2012 | CN202224687U Metal pipe drilling device |
| 05/23/2012 | CN202224677U Transitional connecting rod device for boring deep hole |
| 05/23/2012 | CN102463361A 钢板穿孔机 Steel puncher |
| 05/23/2012 | CN102463360A 前铰接座新加工工艺 Hinged seat before the new process |
| 05/23/2012 | CN101979198B Method for boring high-precision multi-gear axle hole and machining tool |
| 05/23/2012 | CN101947716B Method for premachining semicircle crankshaft hole |
| 05/23/2012 | CN101920467B Mounting system special for accurately machining two supporting holes of elastic tube assembly and method |
| 05/23/2012 | CN101648344B Eccentric wheel clamping device |
| 05/23/2012 | CN101091995B Combined boring head for deep hole |
| 05/18/2012 | WO2012061921A1 Rotary machine tool with telescopic arms |
| 05/17/2012 | US20120121351 Deep hole drill |
| 05/17/2012 | US20120121348 Boring tool and method for cylinder bores |
| 05/16/2012 | CN102451924A Anti-explosion and anti-pollution drilling machine |
| 05/09/2012 | CN202212613U VVT inclined oil hole drilling machine |
| 05/09/2012 | CN202212612U A circuit board tapered hole drilling device |
| 05/09/2012 | CN202212611U Symmetric boring platform |
| 05/09/2012 | CN202212610U Machining device for polyurethane sleeve of punch of stamping die for automobile |
| 05/09/2012 | CN202212609U Inner hole machining equipment for workpiece |
| 05/09/2012 | CN202212608U Boring device on end face of large-scale workpiece by means of drilling machine |
| 05/09/2012 | CN102441691A Perforating device for lampshade of street lamp |
| 05/09/2012 | CN102441690A Processing technical method for large-sized valve of ball valve of water turbine |
| 05/09/2012 | CN101879618B Special boring equipment |
| 05/08/2012 | US8172489 Machine tool, in particular for rim machining |
| 05/02/2012 | EP2445674A2 Method of forming piston pin holes and boring system therefor |
| 05/02/2012 | CN102430933A Gun drill clamping tool for processing oblique oil hole of large-displacement general power machine crankshaft |
| 05/02/2012 | CN102430775A Multiroll mill stand processing method and fixture device |
| 05/02/2012 | CN101890514B Built-in dynamical double-damping boring bar |
| 05/02/2012 | CN101670449B Aluminum strip drilling device for insulating glass molecular sieve filling machine |
| 05/01/2012 | US8167519 Portable coring machine |
| 04/25/2012 | CN202199799U 大型辊面或平面排孔的高效钻孔设备 Efficient drilling equipment and a large roll surface or plane row of holes |
| 04/25/2012 | CN202199798U 带有滑移式夹具的管件钻床 Drill pipe with a sliding clamp, |
| 04/25/2012 | CN202199797U 同轴气动镗孔机 Coaxial pneumatic boring machine |
| 04/25/2012 | CN202199796U 新型缸筒镗削机床 The new cylinder boring machine |
| 04/25/2012 | CN202199795U 锻件性能试料排钻加工机床 Forging performance sample row drilling machine tools |
| 04/25/2012 | CN101941151B 汽车备胎盖板自动打孔及钢管压入机构 Automobile spare tire cover automatic drilling and pipe pushed agencies |
| 04/18/2012 | EP2101937B1 Machine for fitting fasteners of rivet type, particularly for aircraft fuselage or subassembly components |
| 04/18/2012 | CN202192294U 管道带压开孔机 Piping hot tapping machine |
| 04/18/2012 | CN202192293U 风力发电机主机架偏航面斜孔加工专用设备 Wind turbine main frame yaw plane inclined hole processing equipment |
| 04/18/2012 | CN202192292U 一种带后盖碎粒钻 A tape cover groats drill |
| 04/18/2012 | CN202192291U 一种石墨电极预装接头自动定位、打孔系统 Graphite electrode preloaded joints automatic positioning, drilling systems |
| 04/18/2012 | CN202192290U 一种新型的驱动桥差速器壳镗孔结构 A new drive axle differential housing bore structure |
| 04/18/2012 | CN202192263U 一种锥度加工工装 One kind of taper machining tooling |
| 04/18/2012 | CN101934392B 扳手坯头部通孔的加工工艺 Processing billet head wrench through hole |
| 04/18/2012 | CN101791766B 孔系通用基础支承连接板 Holes common infrastructure supporting webs |
| 04/17/2012 | US8156848 Tool head with adjusting motor |
| 04/11/2012 | EP2439008A2 Method and apparatus for machining a shroud block |
| 04/11/2012 | CN202185611U 低速柴油机连杆深孔装置 Deep low-speed diesel engine connecting rod means |
| 04/11/2012 | CN202185610U 一种数控深孔钻床 One kind of CNC deep hole drilling |
| 04/11/2012 | CN202185609U 465发动机连接孔专机 465 engine plane connecting hole |
| 04/11/2012 | CN202185608U 齿轮用钻镗工装 Gears Boring Tooling |
| 04/11/2012 | CN102407358A Novel taper hole boring row device for rudder blade |
| 04/11/2012 | CN102407357A 组合镗床 Combination Boring |
| 04/11/2012 | CN102407356A Vertical miniature boring machine for steering engine seat |
| 04/11/2012 | CN102407355A 玻璃模具深孔加工机床 Glass mold deep processing machine |
| 04/11/2012 | CN101559499B 一种大直径回转体表面钻孔加工方法及其工装 One kind of large diameter rotary drilling method and the surface of the tooling |
| 04/10/2012 | US8151817 Apparatus for isolating elbow fittings |
| 04/05/2012 | DE10307977C5 Verfahren und Vorrichtung zur Bearbeitung von Ausgleichsgehäusen Method and apparatus for processing of clearing housings |
| 04/04/2012 | EP2435203A1 Machine tool |
| 04/04/2012 | CN202180232U 一种船用不锈钢缸套镗孔专用机 One kind of marine stainless steel Cylinder Boring Machine |
| 04/04/2012 | CN202180231U 镗孔机 Boring Machine |
| 04/04/2012 | CN202180230U 船舶油泵接口塔型镗孔专用机 Ship pump interface column Boring Machine |
| 04/04/2012 | CN202180229U 电机壳面钻孔用自动攻牙机 Motor shell surface drilling and tapping machine with an automatic |
| 04/04/2012 | CN102398059A 船舶尾轴孔镗排切削进给装置 Ship exhaust tail shaft hole boring apparatus for cutting feed |
| 04/04/2012 | CN102398057A 履带板的加工方法 Track board processing method |
| 04/04/2012 | CN101856730B 一种复合动力头装置 A composite power head unit |
| 03/28/2012 | CN202174267U 便携式新型镗孔机 The new portable boring machine |
| 03/28/2012 | CN202174266U 465发动机进气面螺纹孔专机 465 engine intake side threaded hole plane |
| 03/28/2012 | CN102396299A Back drill verification feature |
| 03/28/2012 | CN102389999A Gas-cutting device for non-orthogonal big pipe hole on pressure vessel shell |
| 03/28/2012 | CN101966599B Ring slot processing equipment and design method thereof |
| 03/28/2012 | CN101633049B Deep hole step end face multi-cutter boring and processing cutter |
| 03/22/2012 | DE102011011678A1 Device for drilling holes in workpiece e.g. metal sheet used for vehicle, has recess that is formed in region of drill bit end from outer side to inner side, along longitudinal axis of drill bit in radial direction |
| 03/21/2012 | CN202169388U 一种多孔加工吊钻机设备 A porous processing crane rig equipment |
| 03/21/2012 | CN202169387U 自动装卸钻摇臂油孔工装 Automatic loading and unloading arm hole drilling tooling |
| 03/21/2012 | CN202169386U 465发动机定位孔专机 465 jet engine positioning holes |
| 03/21/2012 | CN202169385U 太阳能平板集热器数控钻孔机 Solar flat plate collector CNC drilling machine |
| 03/21/2012 | CN202169384U 太阳能平板集热器底板数控钻孔机 Flat plate solar collectors CNC drilling machine |
| 03/21/2012 | CN102380637A Self-propelled drilling and boring machine |
| 03/21/2012 | CN102380636A Special equipment for repairing tower seal surface |
| 03/21/2012 | CN102380630A Back boring cutting tool |
| 03/14/2012 | CN202162410U 前围板自动钻孔机 Dash board automatic drilling machine |