| 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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| 12/11/2013 | CN103433526A Tool set structure for processing plunger pump valve box valve seat hole (1:8 taper) |
| 12/11/2013 | CN103433525A Synchronous-pulley drilling machine capable of improving drilling accuracy |
| 12/11/2013 | CN103433524A Synchronous pulley drilling machine used for manufacturing synchronous pulleys |
| 12/11/2013 | CN103433523A Equipment for drilling synchronous pulleys |
| 12/11/2013 | CN103433522A Steel plate spring automatic drilling equipment and automatic drilling method |
| 12/11/2013 | CN102490043B Hydraulic boring jig for processing and positioning planet carrier of automotive transmission |
| 12/11/2013 | CN102407358B Novel taper hole boring row device for rudder blade |
| 12/05/2013 | US20130322973 Method and tool for use with compressors |
| 12/04/2013 | CN203317076U Reducer box body bottom plane drilling jig |
| 12/04/2013 | CN203316782U 齿轮油孔加工工装及钻床 Tooling and machining gear hole drilling |
| 12/04/2013 | CN203316777U Numerical-control deep hole drilling machine for machining cooling holes of glass bottle molds |
| 12/04/2013 | CN203316776U Combined deep hole drilling machine |
| 12/04/2013 | CN203316775U 梁钻孔工装 Beam Drilling Tooling |
| 12/04/2013 | CN203316774U Machine for heavy-fire oven burner numerical control drilling |
| 12/04/2013 | CN203316773U Drilling device for rocker arm brackets |
| 12/04/2013 | CN203316772U Header pipe drilling device |
| 12/04/2013 | CN203316771U Drilling device for inner wall of workpiece |
| 12/04/2013 | CN203316770U Novel boring device for crawler excavator chain piece |
| 12/04/2013 | CN203316769U Double-pull boring head processing tool for inner hole of furnace tube |
| 12/04/2013 | CN203316766U Special numerical control drilling equipment for crawler excavator driving gear ring |
| 12/04/2013 | CN203316754U Boring rod device for machining deep hole |
| 12/04/2013 | CN103418815A Box-type steel member bolting hole group axial positioning method |
| 12/04/2013 | CN103418814A Drilling machine provided with center hole and used for thin plates |
| 12/04/2013 | CN103418813A Multi-head drilling equipment comprising rotary table |
| 11/27/2013 | CN203304934U Puncturing device used for straight oil pipes on automobile |
| 11/27/2013 | CN203304645U Half-moon inner-cooling gun drill |
| 11/27/2013 | CN203304622U Hole boring machine for ship |
| 11/27/2013 | CN203304621U Improved automatic vehicle wheel hole drilling device |
| 11/27/2013 | CN203304620U Movable multifunctional hole machining equipment |
| 11/27/2013 | CN203304619U Sieve plate processing equipment |
| 11/27/2013 | CN203304618U Drilling machine capable of accurately controlling depth of patch counter bore |
| 11/27/2013 | CN203304617U Drill machine special for punching bended workpiece |
| 11/27/2013 | CN203304616U Repair device for inner hole of valve shell |
| 11/27/2013 | CN203304615U Peripheral inclined hole processing device |
| 11/27/2013 | CN203304614U Annular face hole site machining machine |
| 11/27/2013 | CN103406566A Multifunctional ultra-large type marine boring machine |
| 11/27/2013 | CN103406565A Long shell hole boring machine |
| 11/27/2013 | CN103406564A Full-automatic automobile plug connector machining device |
| 11/27/2013 | CN103406558A Special machine for finely boring pin holes in cylinder jacket |
| 11/21/2013 | WO2013170334A1 Auxiliary device for drilling machines with directed air jet |
| 11/21/2013 | DE102012208476A1 Method for fine machining of cylinder hole in cylinder bearing surface for crankcase of reciprocating piston-internal combustion engine, involves tilting drilling tool and/or workpiece, and withdrawing drilling tool from hole |
| 11/20/2013 | EP2366479B1 A plant and a method for manufacturing frames of doors or windows |
| 11/20/2013 | CN203292841U Arm shaft for numerical control machine tools |
| 11/20/2013 | CN203292538U Dual-power horizontal type machine tool for machining multiple inclined holes |
| 11/20/2013 | CN203292537U Double-shaft numerical-control boring machine |
| 11/20/2013 | CN203292536U Device for machining front shaft side pin holes |
| 11/20/2013 | CN203292535U Device for simultaneously machining two holes of engine waste gas regulating valve base |
| 11/20/2013 | CN203292534U Device for continuously controlling hole spacing of side holes of badminton racket |
| 11/20/2013 | CN203292533U Rotor weight-removing machine for new energy electromobile traction motor |
| 11/20/2013 | CN203292530U Deep hole drilling machine for machining high temperature gas cooled reactor vapor generator nickel base tube plate deep hole |
| 11/20/2013 | CN203292518U Auxiliary supporting mechanism for boring bar and boring device |
| 11/20/2013 | CN103394728A Numerical-control drilling lathe special for automobile friction plates |
| 11/14/2013 | WO2013167955A1 Fabrication of nanopores using high electric fields |
| 11/13/2013 | DE202013104719U1 Kernbohrständeraufnahme, Kernbohrständer und Kernbohrgerät Kernbohrständeraufnahme, core drill and core drill |
| 11/13/2013 | CN203282179U Semi-automatic union hoop processing machine |
| 11/13/2013 | CN203281926U Pipeline pressure tapping machine |
| 11/13/2013 | CN203281925U Deep hole drill machine tool for machining inner holes of precise shaft parts of medical apparatuses and instruments |
| 11/13/2013 | CN203281924U Drill bit device for machining deep holes |
| 11/13/2013 | CN203281923U Two-motorized-spindle drilling device |
| 11/13/2013 | CN203281922U Tee joint automatic forming machine |
| 11/13/2013 | CN203281921U Porous double-row-drill numerical control machine tool for drilling drum-type brake pad |
| 11/13/2013 | CN203281920U Numerically-controlled circular mold chamfering machine tool |
| 11/13/2013 | CN103386626A Hydraulic chip removing device for processing inner deep hole |
| 11/13/2013 | CN103386615A Marine cylinder sleeve boring and lifting mechanism |
| 11/06/2013 | CN203265686U Double-shaft deep hole drilling machine for oil holes of engineering machine brake clamp |
| 11/06/2013 | CN203265685U Device for vertically moving handpiece |
| 11/06/2013 | CN203265684U Vehicle frame drilling device |
| 11/06/2013 | CN203265683U Circular mold drilling machine |
| 11/06/2013 | CN203265682U Boring mill for boring ball arced face |
| 11/06/2013 | CN103381493A Drilling device used for processing automobile components |
| 11/06/2013 | CN102744438B Pneumatic drilling equipment |
| 11/06/2013 | CN102430933B Gun drill clamping tool for processing oblique oil hole of large-displacement general power machine crankshaft |
| 11/06/2013 | CN102189418B Fixture of VOD (vacuum oxygen decarburization) oxygen lance nozzle |
| 11/05/2013 | US8573090 Remote-controlled actuator |
| 10/31/2013 | WO2013163412A1 Magnetic drill press |
| 10/30/2013 | CN203253965U Numerical-control crankshaft oil-hole bench drill |
| 10/30/2013 | CN103372663A Device and method for processing camshaft holes of cylinder cover of diesel engine |
| 10/29/2013 | US8568067 Gun drill guide and gun drill guide assembly |
| 10/23/2013 | CN203245413U Hydraulic boring machine for machining connection rods |
| 10/23/2013 | CN203245410U Deep-hole processing machine tool |
| 10/23/2013 | CN203245409U Drilling machine drilling hole for lock body sign |
| 10/23/2013 | CN203245408U 数控角钻 CNC angle drill |
| 10/23/2013 | CN203245407U Drilling device |
| 10/23/2013 | CN203245406U Four-direction machine for drilling |
| 10/23/2013 | CN203245405U Equipment for machining oil channel hole of bent axle |
| 10/23/2013 | CN203245404U Automatic hole-punching machine |
| 10/23/2013 | CN203245403U Valve high-speed numerically-controlled drilling machine |
| 10/23/2013 | CN203245402U Drilling and cutting apparatus for lock cylinder stern post |
| 10/23/2013 | CN203245401U Device for rapidly boring two sides of angle iron |
| 10/23/2013 | CN203245397U Spindle system of high-speed digital controlled drill machine |
| 10/23/2013 | CN103368105A Electric mounting method for clean workshop, drilling equipment and drilling method |
| 10/23/2013 | CN103357917A Boring machine for processing vise connecting shaft and processing method thereof |
| 10/23/2013 | CN103357914A Multiple-shaft drill bit machine tool for processing threaded bottom hole in side surface of crank case and processing method thereof |
| 10/17/2013 | DE10213803B4 Anbohrsystem für Hausanschlussleitungen Hot-tap system for house connections |
| 10/16/2013 | CN203236005U Titanium metal drilling sleeve core rod system |
| 10/16/2013 | CN203236004U Portable little space hole drilling machine |
| 10/16/2013 | CN203236003U Full-automatic perforating machine for fishing thread disc production |
| 10/16/2013 | CN203236002U Portable pipe drilling machine |
| 10/16/2013 | CN203236001U Machine for making anti-theft spiral lock |
| 10/16/2013 | CN203236000U Machine tool for drilling hole in inner arm |