| Patents for B23D 21 - Machines or devices for shearing or cutting tubes (3,019) |
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| 03/06/2013 | CN202763587U Lubricating and cooling device for cutting knife wheel of pipe cutting machine and self-lubricating and self-cooling quick pipe cutting machine |
| 03/06/2013 | CN202763175U Rotary cutter |
| 03/06/2013 | CN202763174U Tube rolling machine steel tube automatic cutting knife |
| 03/06/2013 | CN202763173U Electric pipe cutting power head |
| 03/06/2013 | CN202763172U Rapid pipe-cutting mechanism with compound motion |
| 03/06/2013 | CN202763171U Tube cutting processor |
| 03/05/2013 | US8387502 Cutting anvil and method |
| 03/05/2013 | CA2595971C Method and apparatus for cutting a core |
| 02/28/2013 | US20130047803 Cutting machine |
| 02/27/2013 | CN202752682U Box body of pipe cutting machine |
| 02/27/2013 | CN202752681U Tube online rotary-cutting equipment |
| 02/27/2013 | CN202752680U Cutting device used for cutting heat pipe |
| 02/27/2013 | CN202752679U Spring pipe making machine with automatic cutting function |
| 02/22/2013 | DE202013001166U1 Rohrbearbeitungseinrichtung Tube processing equipment |
| 02/20/2013 | CN202741830U Novel pushing device applied to thin-wall rib rotary cutter |
| 02/20/2013 | CN202741829U Novel gripping device applied to thin-wall rib rotary cutter |
| 02/20/2013 | CN202741828U Novel guide pawl assembly applied to thin-wall rib rotary cutter feeding device |
| 02/20/2013 | CN101912993B Corrugated pipe cut-off machine |
| 02/13/2013 | CN202726603U Pulley propelling device for pipe cutter |
| 02/13/2013 | CN202726602U Pulley propelling mechanism for pipe cutter |
| 02/13/2013 | CN202726597U Main shaft driving device of pipe cutter |
| 02/13/2013 | CN202726177U Handle limit mechanism for pulley propelling plant of pipe cutter |
| 02/13/2013 | CN202726171U Pipe cutter |
| 02/13/2013 | CN202726170U 割管机 Pipe cutting machine |
| 02/13/2013 | CN202726169U Tube cutting assembly for tube cutting machine |
| 02/13/2013 | CN202726168U Synchronous cutting mechanism for tube making machine |
| 02/13/2013 | CN102335779B Automatic coiler feeding machine |
| 02/07/2013 | DE102011080450A1 Thick walled large-volume plastic pipe cutting device for use in construction site, has saw chain rotated around strut, where strut is displaceably arranged between resting and cutting positions relative to guide carriage |
| 02/07/2013 | DE102011052399A1 Verfahren und Vorrichtung zum Abtrennen von Rohren Method and apparatus for separating pipes |
| 02/06/2013 | CN202715880U Tool for cutting guide tubes |
| 02/06/2013 | CN202715879U Tool for cutting aluminum thin-wall flat tubes |
| 02/06/2013 | CN102909426A Semi-automatic pipe feeding machine |
| 02/06/2013 | CN102909425A Adjustable pipe cutting tool for cooling pipes of heat exchangers |
| 01/31/2013 | DE102010003807B4 Rohrbearbeitungsmaschinen-Spannfutter und Überwachungsverfahren dafür Pipe processing machines chuck and monitoring procedures for |
| 01/30/2013 | EP2550125A2 Method and device for producing can bodies and can bodies |
| 01/30/2013 | CN202701480U Short pipe cutting machine |
| 01/30/2013 | CN202701479U Cutter for cutting metal weaved hose |
| 01/23/2013 | CN202684184U Rotating tool rest used in pipe cutter |
| 01/23/2013 | CN202684183U Simple pipe fitting cutting frame |
| 01/23/2013 | CN202684182U Power supply device used for planetary pipe cutting machine |
| 01/23/2013 | CN102886560A Blanking equipment for evaporator pipe |
| 01/23/2013 | CN102886559A 自动切管机 Automatic pipe cutting machine |
| 01/16/2013 | CN202667776U Fully-automatic numerically-controlled dual-servo high-accuracy cutting machine tool for steel tube |
| 01/16/2013 | CN202667775U Pipe cut-off device |
| 01/16/2013 | CN202667774U Narrow-space membrane type wall pipe end beveling machine |
| 01/10/2013 | WO2013005149A1 A device for cutting large diameter pipes |
| 01/10/2013 | WO2013004918A1 Apparatus for machining a tubular piece |
| 01/10/2013 | US20130008031 Pipe cutter |
| 01/10/2013 | CA2840963A1 Apparatus for machining a tubular piece |
| 01/09/2013 | CN202655718U Novel steel pipe cutting mechanism |
| 01/09/2013 | CN102861947A Rotary type manual tubular product cutting device |
| 01/09/2013 | CN102861946A Cutting machine |
| 01/02/2013 | CN202639491U Pipe cutting material storage warehouse |
| 01/02/2013 | CN202639482U Corrugated pipe end socket cutting device |
| 01/02/2013 | CN202639481U Pipe cutting system |
| 01/02/2013 | CN102848008A Rotating cutting mechanism of chipless pipe cutting machine |
| 01/02/2013 | CN101743652B Battery can, manufacturing method and manufacturing device thereof, and battery using the same |
| 12/27/2012 | DE112009005371T5 Rohrschneider Pipe Cutter |
| 12/26/2012 | CN202622402U Clamping device for steel pipe sawing cutter |
| 12/26/2012 | CN202622037U Automatic pipe cutting device |
| 12/26/2012 | CN102837062A Differential motion pipe cutting machine capable of carrying out internal and external chamfering machining on two end faces of incision simultaneously |
| 12/26/2012 | CN102837061A Electric power head for cutting tubes |
| 12/19/2012 | CN202606973U Follow-up type online pipe cutting machine |
| 12/19/2012 | CN102825330A Automobile flexible pipe cutting machine |
| 12/19/2012 | CN102825329A On-line cutting method of vehicle door anti-collision pipe after roller forming |
| 12/19/2012 | CN102294511B Automatic rotary cutting blanking machine |
| 12/12/2012 | CN202591711U Novel cutter |
| 12/12/2012 | CN202591710U High speed tube shearing machine |
| 12/12/2012 | CN202591709U Multifunctional cylindrical cutting machine |
| 12/12/2012 | CN202591708U Tube chipless cutting machine |
| 12/12/2012 | CN102814687A Pulley propulsion device for pipe cutting machine |
| 12/12/2012 | CN102814684A Spindle drive device for pipe cutting machine |
| 12/12/2012 | CN102814543A Rapid pipe cutting mechanism capable of moving compositely |
| 12/05/2012 | CN202571444U Pipeline cutting beveling machine with movable workpiece clamping mechanisms |
| 12/05/2012 | CN202571443U Automatic pipe cutting machine of aluminum alloy radiator pipe |
| 12/05/2012 | CN202571442U Pipeline end-surface cutting machine |
| 12/05/2012 | CN102806384A Handle limit mechanism for pulley propulsion device of pipe cutting machine |
| 12/05/2012 | CN102806383A Pipe cutting assembly for pipe cutting machine |
| 12/05/2012 | CN102806382A Rotary knife rest for pipe cutter |
| 12/05/2012 | CN102275005B Chipless metal pipe cutter |
| 11/29/2012 | US20120297627 Pipe cutter |
| 11/28/2012 | CN202555893U Gradual type rotary shearing machine |
| 11/28/2012 | CN202555892U Steel pipe cut-to-length device |
| 11/28/2012 | CN202555891U Full-automatic numerical control cutting machine for steel pipes |
| 11/27/2012 | DE202012004775U1 Rundmaterialschere zum Abscheren von Rundmaterial Round material shears for shearing round material |
| 11/22/2012 | WO2012158044A1 Cutting device safety valve, method and uses for severing a pipe-string-related object in a safety valve for a well |
| 11/22/2012 | CA2834927A1 Cutting device, safety valve, method and uses for severing a pipe-string-related object in a safety valve for a well |
| 11/21/2012 | CN202539668U Automatic pipe-cutting machine |
| 11/21/2012 | CN202539667U Cutting die device |
| 11/21/2012 | CN102785112A Pulley propelling mechanism for pipe cutter |
| 11/21/2012 | CN102784960A Pipe cutting device for pipe cutter |
| 11/21/2012 | CN102784959A Automatic pipe cutting machine |
| 11/14/2012 | CN202527777U Pipe fitting cutting tool |
| 11/14/2012 | CN202527770U Cutting frame for thin-wall metal tube |
| 11/14/2012 | CN102773543A Pipe cutting machine |
| 11/14/2012 | CN102773542A Rotary centrifugal pipe chipless cutting machine |
| 11/08/2012 | US20120279366 Pipe cutter and method |
| 11/07/2012 | CN202517119U Pipe cutting machine applicable to cutting pipes having different pipe diameters |
| 11/07/2012 | CN202517113U Adjustable exhaust pipe cutter |
| 11/07/2012 | CN202517112U Automatic feeding device for automatic pipe cutter |