| 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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| 01/26/2011 | CN201720483U Drilling equipment for drilling circumference of circular shaft parts |
| 01/26/2011 | CN201720482U Processing device of burglar alarm accessory three-hole steel column |
| 01/26/2011 | CN201720481U Numerical-control drilling machine for processing pipe fittings |
| 01/26/2011 | CN201720480U Panel cutting opening processing device |
| 01/26/2011 | CN201720479U Air injector of drilling equipment |
| 01/26/2011 | CN201720478U Elastic arc wrapper slot bored machining device |
| 01/26/2011 | CN201720477U Drilling tooling |
| 01/26/2011 | CN101954502A CNC (Computerized Numerical Control) drilling machine for processing pipe fittings |
| 01/26/2011 | CN101954501A Drilling platform of pipe numerical control drilling machine |
| 01/26/2011 | CN101954500A Device and method for processing counterbore of circuit board |
| 01/26/2011 | CN101954499A Internal taper hole processing equipment and method of ultra supercritical boiler secondary mixer |
| 01/26/2011 | CN101474685B Equipment for automatically processing vehicle steering universal-joint fork ear punch |
| 01/26/2011 | CN101367135B Drilling and milling machine for lens |
| 01/25/2011 | CA2400885C Method and apparatus for forming openings in polymeric tubing |
| 01/20/2011 | US20110010976 Manufacturing process of a unitary barrel, chamber and action for a firearm |
| 01/20/2011 | DE102009032967A1 Schneideinsatz für ein rotierendes Ausspindelwerkzeug Cutting insert for a rotating boring tool |
| 01/19/2011 | CN201711561U Threaded hole drilling machine for T-type nuts |
| 01/19/2011 | CN201711560U Perforating machine |
| 01/19/2011 | CN201711559U Handheld hub boring machine |
| 01/19/2011 | CN101947716A Method for premachining semicircle crankshaft hole |
| 01/19/2011 | CN101947661A Double-power profiling boring frock and processing method |
| 01/19/2011 | CN101947660A Device for machining steering knuckle support pin holes |
| 01/19/2011 | CN101947372A Automatic rescuing and fire foam drilling gun for magnetic adhesion oil tank |
| 01/15/2011 | CA2709542A1 Method and apparatus for non-rotary holemaking by means of controlled fracturing |
| 01/13/2011 | WO2011005498A2 Method of forming piston pin holes and boring system therefor |
| 01/12/2011 | EP2272611A1 Deep-hole boring throwaway tip, and deep-hole boring drill head |
| 01/12/2011 | EP2271814A2 Portable coring machine |
| 01/12/2011 | CN201702415U Punch equipment and hole locating device thereof |
| 01/12/2011 | CN201702414U Numerical-control combined machine tool with double-faced boring |
| 01/12/2011 | CN201702413U Clamping type deep hole drill |
| 01/12/2011 | CN201702412U Double-X shaft driven boring machine |
| 01/12/2011 | CN201702411U Angle steel drilling machine |
| 01/12/2011 | CN101941151A Automatic perforating steel pipe pressing mechanism for automobile spare tire cover plate |
| 01/12/2011 | CN101941087A Magnetic site boring tool |
| 01/12/2011 | CN101530929B A boring machine |
| 01/05/2011 | EP1497064B1 Deburring tool for deburring on the interior and/or exterior |
| 01/05/2011 | DE102010028977A1 Nockenantriebsvorrichtung und Bearbeitungsverfahren Cam drive apparatus and processing method |
| 01/05/2011 | DE102009031607A1 Deep hole drilling device for longitudinal automatic lathe, in machining center, has spindle rotatably mounted in spindle housing by roller bearing and driven at end, and coolant supply device provided between housing and tool holder |
| 01/05/2011 | CN201693408U Broken cutter detecting device of PCB driller |
| 01/05/2011 | CN201693210U Boring device for cylinder hole of diesel engine frame |
| 01/05/2011 | CN201693209U Device for boring and processing cylinder cover cam shaft longhole |
| 01/05/2011 | CN201693208U Numerically controlled deep hole gun drill |
| 01/05/2011 | CN201693207U Mechanical device for punching at two ends |
| 01/05/2011 | CN201693206U Special boring equipment |
| 01/05/2011 | CN201693198U Boring bar fixing support |
| 01/05/2011 | CN101934392A Processing process of through hole at head of wrench blank |
| 01/05/2011 | CN101934391A Long inner diameter boring machine |
| 01/05/2011 | CN101934390A Numerical control center sill combined drilling machine |
| 01/05/2011 | CN101934389A Boring machine |
| 01/05/2011 | CN101934388A Boring machine capable of processing multiple pores simultaneously |
| 01/05/2011 | CN101537507B Cardan type universal joint automatic drilling device |
| 12/30/2010 | US20100329802 Cutting drill and method for manufacturing printed wiring board |
| 12/30/2010 | DE102009031193A1 Deep-hole drill for inserting boreholes into work-pieces, has blade partitioned into partial cuts by chip divider, where cuts of blade are arranged together such that cut-normals are aligned to each other by cuts at angle of twenty degrees |
| 12/30/2010 | DE10130738B4 Vorrichtung zum Verstellen einer Spindel Device for adjusting a spindle |
| 12/29/2010 | EP2266733A1 Boring device and boring method |
| 12/29/2010 | CN201685112U Drilling fixture for crankshaft straight oil holes |
| 12/29/2010 | CN201685108U Bearing plate stabilizer bar semicircular hole drilling tooling on motor truck chassis integral stabilizer bar |
| 12/29/2010 | CN201684948U Numeral-control drilling production line |
| 12/29/2010 | CN201684947U Numerical-control gravure two-headed boring pipe bender |
| 12/29/2010 | CN201684946U Automatic drilling machine |
| 12/29/2010 | CN201684945U Automatic feed system |
| 12/29/2010 | CN201684944U Full-automatic drilling machine tool |
| 12/29/2010 | CN201684943U Boring machine dedicated for external boring of 1600-Ton floating crane |
| 12/29/2010 | CN101927366A Piston aluminum skirt universal arbitrary indexing inclined hole rotary drill jig |
| 12/28/2010 | US7857557 Combination tool and method for metal-cutting machining of a drill-hole and its hole surface as well as cutting insert for such a combination tool |
| 12/22/2010 | CN201677191U Clamp |
| 12/22/2010 | CN201677066U Composite type drill bit capable of processing deep holes |
| 12/22/2010 | CN201677060U Water tank casing punching machine of solar water heater |
| 12/22/2010 | CN201677059U Piston oil hole processing device |
| 12/22/2010 | CN201677058U Field movable boring machine |
| 12/22/2010 | CN101920467A Mounting system special for accurately machining two supporting holes of elastic tube assembly and method |
| 12/15/2010 | CN201669438U Three-headed boring machine |
| 12/15/2010 | CN201669437U Compound power head device |
| 12/15/2010 | CN201669436U Special four-action worktable mechanism of boring lathe for bearing bush |
| 12/15/2010 | CN201669435U Central hole-dedicated drill |
| 12/15/2010 | CN101912987A Drill bit for processing deep hole with large length-diameter ratio |
| 12/15/2010 | CN101912984A Equipment for machining side faces and side holes of large-size box type workpiece |
| 12/15/2010 | CN101912983A Numerical control machine tool for machining bearing retainer |
| 12/15/2010 | CN101628384B Clamp for drilling oil hole on crankshaft |
| 12/15/2010 | CN101537509B Method and tool for machining step deep holes |
| 12/15/2010 | CN101444850B Method for scraping hole end surface of large workpiece |
| 12/09/2010 | WO2010139440A1 Machine tool |
| 12/09/2010 | US20100310328 Machines For Boring Axially-Aligned Surfaces and Related Methods |
| 12/08/2010 | CN201664771U Device for processing bent inner hole of elbow of nuclear power main pipe on horizontal boring mill |
| 12/08/2010 | CN201664770U Gas-floating cylinder-body boring machine |
| 12/08/2010 | CN101905337A Device for drilling at two ends of connecting rod for keys of musical instrument |
| 12/08/2010 | CN101905336A Drilling machine used for drilling on lockset |
| 12/08/2010 | CN101905335A Inner bore processing equipment of motor base |
| 12/08/2010 | CN101564773B Supporting device of rotating shaft |
| 12/08/2010 | CN101549408B Method for processing hole provided with dimensional tolerance away from seamed edge on acute angle section |
| 12/08/2010 | CN101537506B Boring machine and installation method thereof |
| 12/08/2010 | CN101522369B Jig and method for processing cylinder block |
| 12/02/2010 | DE102009023519A1 Werkzeugmaschine Machine tool |
| 12/02/2010 | DE102009008937A1 Connecting device for manufacturing connection at pipeline for fluid medium, has connection housing, which has connection channel and connection opening for passage of fluid medium |
| 12/01/2010 | CN201659307U Center-drilling lathe |
| 12/01/2010 | CN201659306U Pin hole quick processing machine for main part cycloid wheel of cycloid reducing machine |
| 12/01/2010 | CN201659305U Mower underpan side one-step perforated machining device |
| 12/01/2010 | CN201659304U Deep hole machining tool structure |
| 11/24/2010 | CN201645249U Tuyere plate big hole and small hole switching structure |
| 11/24/2010 | CN201645207U Blank clamping and indexing device of lighter pagoda punching mechanism |