| 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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| 05/15/2013 | CN103100737A Multifunctional hydraulic full-automatic drilling machine |
| 05/15/2013 | CN103100736A Drilling machine used for drilling pressing foot |
| 05/08/2013 | DE102009050478B4 Verfahren zur Herstellung eines Frachttores und Frachttor A method for preparing a cargo door and cargo door |
| 05/08/2013 | CN202921962U Internal/external ring deep hole pair drill processing fixture for wind-powered products |
| 05/08/2013 | CN202921961U Special machine for processing thrust bearing oil holes of gasoline engine and diesel engine turbochargers |
| 05/08/2013 | CN202921960U 12-hole combination drilling machine for three components of furnace door |
| 05/08/2013 | CN202921959U Combination gang drilling machine for furnace door |
| 05/08/2013 | CN202921958U Oil drilling cover plate drill hole special machine |
| 05/08/2013 | CN202921957U Drilling device for hub inclined hole |
| 05/08/2013 | CN202921956U Special-purpose vertical-type machine tool for finish machining of shaft holes on electromotor shell |
| 05/08/2013 | CN202921955U Ship stern part boring platform |
| 05/08/2013 | CN103085110A Punching machine with angle-adjustable platform for materials |
| 05/08/2013 | CN103084619A Machine tool for mounting holes of doors and windows |
| 05/08/2013 | CN103084618A Front-axle laminated-spring-surface hole-processing machine |
| 05/08/2013 | CN103084617A Front-axle lockpin hole-processing machine |
| 05/08/2013 | CN103084616A Numerical control lathe special for lock cylinder drilling ball sub-hole |
| 05/08/2013 | CN103084615A Novel rotation milling machine |
| 05/08/2013 | CN103084614A Machining equipment for flange plate of cooler |
| 05/08/2013 | CN103084613A Equipment restoring device |
| 05/08/2013 | CN103084612A Rail drilling auxiliary device of pneumatic rail drill |
| 05/01/2013 | CN202910343U Outer boring machine center support bearing |
| 05/01/2013 | CN202910340U Horizontal type machine tool for machining inner bore of roller |
| 05/01/2013 | CN202910339U High-precision drilling device of aircraft panels |
| 05/01/2013 | CN202910338U Floating boring device |
| 05/01/2013 | CN103071828A Machine tool for processing inlet/outlet water passages of water meter shell |
| 05/01/2013 | CN103071827A 镗孔设备 Boring Equipment |
| 05/01/2013 | CN101887251B Processing method of circuit board slotted hole |
| 05/01/2013 | CN101745660B Special boring mill used for manufacturing heating bath |
| 04/24/2013 | CN202894855U Tool changing system and drilling machine with the same |
| 04/24/2013 | CN202894406U 钻孔机 Drill |
| 04/24/2013 | CN202894405U 导板钻 Drill guides |
| 04/24/2013 | CN202894404U Drilling machine drill bit structure used for boring of papermaking profiling roller |
| 04/24/2013 | CN202894403U Drilling machine used for boring of papermaking profiling roller |
| 04/24/2013 | CN202894402U Tank body drilling auxiliary device |
| 04/24/2013 | CN202894401U Single-bit and double-station drilling machine |
| 04/24/2013 | CN202894400U Drilling machine for industrial sewing machine support frame |
| 04/24/2013 | CN202894399U Bidirectional shaft rod drilling machine |
| 04/24/2013 | CN202894398U Vehicle front fork bottom barrel anchor hole |
| 04/24/2013 | CN202894397U Dual-head boring mechanism of lathe front fork bottom cylinder boring lathe |
| 04/24/2013 | CN202894396U Drill bit sealing structure used for boring of papermaking profiling roller |
| 04/24/2013 | CN202894395U Stainless steel tube center hole quick positioning punching device |
| 04/24/2013 | CN202894394U Boring machine device |
| 04/24/2013 | CN202894393U Automobile axle case three-head drilling machine |
| 04/24/2013 | CN103056696A Wheel rim fixture |
| 04/24/2013 | CN103056414A Sluice valve intermediate pipe flange machining tooling |
| 04/24/2013 | CN103056413A Wheel rim drilling machine |
| 04/24/2013 | CN103056412A Numerical control drilling tool with multi-spindle and bi-directional processing function |
| 04/24/2013 | CN102441690B Processing technical method for large-sized valve of ball valve of water turbine |
| 04/24/2013 | CN102363221B Novel milling and drilling machine for machining electric hammer cylinder |
| 04/24/2013 | CN102218556B Boring machine |
| 04/24/2013 | CN102151875B Linear servo integrated PCB (Printed Circuit Board) drilling device |
| 04/24/2013 | CN102126032B Device for precisely boring lug hole of hinge beam |
| 04/24/2013 | CN101844241B Machining device for counter bore side of connection hole of turbine rotor and method thereof |
| 04/23/2013 | US8424426 Method and device for boring non-round hole |
| 04/17/2013 | CN202877590U Window and door sash combining perforating machine mobile system |
| 04/17/2013 | CN202877584U Drilling machine tool used for motorcycle cylinder body |
| 04/17/2013 | CN202877583U Positioning tool for machining drill holes by means of pin rowing machine for scraper |
| 04/17/2013 | CN202877582U Hole processing, revolving and aligning device of magnetic suspension processing machine |
| 04/17/2013 | CN202877581U Magnetic suspension track processing machine tool |
| 04/17/2013 | CN202877580U Damping device for coupler boring tool |
| 04/17/2013 | CN202877579U Porous boring machine |
| 04/17/2013 | CN103042416A Piston pin hole boring equipment free of generating cutter returning lines |
| 04/17/2013 | CN103042254A Automatic cutter feeding device for boring taper holes |
| 04/17/2013 | CN103042243A Processing method and processing device for converter trunnion deep-hole |
| 04/17/2013 | CN102489740B Special drilling machine for drilling holes in coil pipe of refrigeration equipment |
| 04/17/2013 | CN102335772B Special through-hole drilling fixture for cylindrical part |
| 04/17/2013 | CN102335771B Numerical-control device for machining conical surface of ring-die discharging hole |
| 04/17/2013 | CN102198528B Horizontal drilling device |
| 04/17/2013 | CN102179545B 钻孔装置 Drilling equipment |
| 04/10/2013 | CN202861454U Deep hole machine tool suitable for tapered deep hole boring |
| 04/10/2013 | CN202861453U Drilling hole positioning device |
| 04/10/2013 | CN202861452U Deep-hole machining device of inner end face of deep hole of offset piece base seat |
| 04/10/2013 | CN202861451U Machining device of spinneret plate |
| 04/10/2013 | CN202861450U Automatic drilling machine |
| 04/10/2013 | CN202861449U Finish-boring connecting rod big-small head hole oil temperature control device |
| 04/10/2013 | CN202861448U Synchronizer gear hub punching device |
| 04/10/2013 | CN202861447U Full-automatic numerical controlling double-end boring machine system |
| 04/10/2013 | CN103038007A Structured sliding surface of a bearing shell |
| 04/10/2013 | CN103028749A Cutter disk and inner hole processing device comprising cutter disk |
| 04/10/2013 | CN102211215B Automatic location punching system of underfloor steel keel and use method thereof in container |
| 04/10/2013 | CN102114549B Drilling method and drilling device |
| 04/10/2013 | CN101992311B Fully-automatic magnetic core drilling machine tool |
| 04/10/2013 | CN101890519B Chamfering machine |
| 04/09/2013 | US8413548 Grasping device for drill |
| 04/03/2013 | CN202846182U Transposition type connecting rod small end oil hole drilling tool |
| 04/03/2013 | CN202845843U Drilling equipment for branch pipeline connection |
| 04/03/2013 | CN202845842U Taper hole machining device |
| 04/03/2013 | CN202845841U Conical hole boring machine for machining large steel structure member |
| 04/03/2013 | CN202845840U Three-shaft numerical control deep hole drilling machine for machining of multiple deep hole workpiece |
| 04/03/2013 | CN202845839U Roller carrier shaft double-hole drilling device |
| 04/03/2013 | CN202845838U Crank shaft drill straight oil hole device |
| 04/03/2013 | CN202845837U Drilling machine |
| 04/03/2013 | CN202845836U Piston noncircular pin hole boring automatic cutting feed device |
| 04/03/2013 | CN202845835U Head manhole drainage hole processing alignment device |
| 04/03/2013 | CN202845834U Inner cylinder wall boring machine of drying cylinder |
| 04/03/2013 | CN103025482A Method for processing an inner face of a housing having an opening |
| 04/03/2013 | CN103016893A Hot tapping plugging construction method of long natural gas delivery pipeline |
| 04/03/2013 | CN103009143A Fixture for workpiece processing device and workpiece processing device |
| 04/03/2013 | CN103009064A Automatic pipe bending and perforating integrated machine |
| 04/03/2013 | CN103008721A Low-pressure gas steel pipe tapper |