| Patents for B21D 3 - Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts (4,094) |
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| 11/06/2013 | CN203265318U Correcting device for sectional material with bent end portion |
| 11/06/2013 | CN203265317U Repair tool for air conditioner heat exchanging system U-shaped tube flat-collapse or deformation |
| 11/06/2013 | CN203265308U Bending adjusting device |
| 11/06/2013 | CN103381435A Manual spool correction device |
| 11/06/2013 | CN103381434A Spool hydraulic correction device |
| 10/31/2013 | US20130283876 Motorcycle frame rack |
| 10/30/2013 | EP2654987A1 Method for the roller-straightening of crankshafts |
| 10/30/2013 | CN203254667U Single-column type hydraulic correction machine |
| 10/30/2013 | CN203253780U Shaping tool for internal tooth gear ring |
| 10/30/2013 | CN203253779U Shape correction device for aluminum alloy wheels |
| 10/30/2013 | CN203253778U Copper strip flattening device |
| 10/30/2013 | CN203253777U Straightening operation frame for bent steel tube |
| 10/30/2013 | CN203253776U Flange leveling tool mechanism |
| 10/30/2013 | CN203253772U Full drive leveller |
| 10/30/2013 | CN102553978B 淬火矫直机 Quenching leveler |
| 10/30/2013 | CN102527780B Quenching and straightening integrated machine for steel billets |
| 10/24/2013 | DE102010018394B4 Verfahren zum Betrieb einer Biegemaschine mit verfahrbarer Richteinheit Method for operating a bending machine with movable aligner |
| 10/23/2013 | CN203245217U Portable correction mechanism of multistage cold former |
| 10/23/2013 | CN203245216U Square pipe correcting device |
| 10/23/2013 | CN103370152A Method for correcting pipe end of seamless pipe formed from high-Cr stainless steel |
| 10/23/2013 | CN103370149A Method for straightening |
| 10/23/2013 | CN103357710A Straightening and measuring machine for slender shafts |
| 10/23/2013 | CN103357709A Adjusting and repairing device for vehicle body aluminum profile components of rail vehicle |
| 10/23/2013 | CN102601172B Connected roll forging steel fork shaper |
| 10/23/2013 | CN102049434B Straightening roller, device for straightening steel rail and method for rolling steel rail |
| 10/16/2013 | CN203235845U Expanding rounder |
| 10/16/2013 | CN103352174A Roll ring for rolling and straightening track beam, and manufacturing method for same |
| 10/16/2013 | CN103350130A Pre-bending type automatic control straightening device |
| 10/16/2013 | CN103350129A Hydraulic shaping device of car purifier flange |
| 10/15/2013 | US8555695 Current collector shape adjusting device |
| 10/09/2013 | CN203227704U Pressure bearing device for correcting channel steel |
| 10/09/2013 | CN203227703U Shaft end locking device for section steel straightening machine |
| 10/09/2013 | CN203227702U High-chromium alloy straightening roll |
| 10/09/2013 | CN103341531A Inner support device for manufacturing penstock |
| 10/09/2013 | CN103341530A Slewing bearing ferrule circular degree error automatic detection and correction device |
| 10/09/2013 | CN103341529A Method for straightening deformation of tank opening of large transformer tank body |
| 10/09/2013 | CN102500710B Automatic tee shaping equipment and shaping method thereof |
| 10/09/2013 | CN102489557B Mechanism for automatically correcting roundness of inner ring and outer ring of joint bearing |
| 10/02/2013 | EP2644292A1 Apparatus and method for the straightening of pipes on profile machines |
| 10/02/2013 | CN203221088U Straightening machine with pressing starting point detecting function |
| 10/02/2013 | CN203221087U Electric hydraulic rubber tray calibration device |
| 10/02/2013 | CN103331338A Collimation automatic control aligning device |
| 10/02/2013 | CN103331337A Portable handheld hydraulic tube expander of radiator flat tube and tube expanding system using portable handheld hydraulic tube expander |
| 10/02/2013 | CN103331336A Section material shaping manufacturing technology |
| 10/02/2013 | CN102430626B Thin-wall equant (small)-radius elbow secondary forming device and secondary forming method thereof |
| 09/25/2013 | CN203209487U Taper-shank drill pressure straightening tool |
| 09/25/2013 | CN203209486U Guardrail pit repair device |
| 09/25/2013 | CN203209485U Straightening device for welding-type single-blade gun drill |
| 09/25/2013 | CN203209484U Upper roller frame system suitable for precise leveler |
| 09/25/2013 | CN203209328U Full-automatic workpiece straightness sorting and straightening machine |
| 09/25/2013 | CN103317030A Pipe fitting shaping die |
| 09/25/2013 | CN103316967A Tab shaping mechanism |
| 09/25/2013 | CN103316966A Straight pipe orifice shaping die |
| 09/25/2013 | CN103316965A Straight pipe orifice shaping die |
| 09/25/2013 | CN102527779B Quenching and straightening machine for steel billets |
| 09/25/2013 | CN102527778B Quenching and straightening machine for bar billets |
| 09/25/2013 | CN102430657B 胀管器 Expander |
| 09/19/2013 | US20130239646 Post straightening apparatus and method |
| 09/18/2013 | CN203197050U Guide rod root portion bending straightening machine |
| 09/18/2013 | CN203197049U Aluminum reduction cell anode aluminum guiding rod straightening tool and clamp thereof |
| 09/18/2013 | CN203197048U Bar re-straightening device |
| 09/18/2013 | CN203197047U Horizontal and vertical dual-purpose pressure repairing machine for mining |
| 09/18/2013 | CN203197046U Single straightening pressing machine touch screen with closed-loop control |
| 09/18/2013 | CN203197045U Correcting device for H-shaped steel |
| 09/18/2013 | CN203197044U Fuel distributor reshaping tool for adjusting fixed pipe |
| 09/18/2013 | CN103302143A Angle steel straightening machine |
| 09/18/2013 | CN103302142A Automated extrusion straightening machine system and straightening method |
| 09/18/2013 | CN103302137A Electric shaper |
| 09/17/2013 | US8533952 Pipe flange forming method |
| 09/11/2013 | CN203184532U Bearing stamping automatic feeding and shaping device |
| 09/11/2013 | CN203184370U 搓丝机 Roll |
| 09/11/2013 | CN203184369U Full-automatic locking device for straightening roll |
| 09/11/2013 | CN203184368U Transmission shaft straightener platform |
| 09/11/2013 | CN203184367U Swing arm automatic shape adjusting tool |
| 09/11/2013 | CN103290188A Method for controlling martensite/austenite structure in process of straightening WB36 steel pipes |
| 09/11/2013 | CN103286232A Transmission device for screw rod pusher |
| 09/11/2013 | CN103286181A Method for bending connecting rod of automobile chassis component |
| 09/11/2013 | CN103286166A Portable straightener of hydraulic linear wire splicing sleeve |
| 09/11/2013 | CN103286165A Single-slit square steel pipe closing and straightening shaper production line |
| 09/11/2013 | CN103286164A Single straightening press adopting close-loop control |
| 09/11/2013 | CN103286163A Lead screw shaping device and thermal correction method for elliptic deformation of ring product |
| 09/11/2013 | CN103286146A Integrated framework type screw rod manipulator |
| 09/04/2013 | CN203170771U Roundness correction tool for rotary kiln cylindrical body |
| 09/04/2013 | CN203170770U 棒材矫直辊及矫直机 Bar straightening rollers and straightening machine |
| 09/04/2013 | CN103276177A Heat treatment-straightening integrated device for rod/wire production, and rod/wire heat treatment-straightening method adopting the heat treatment-straightening integrated device |
| 09/04/2013 | CN103272894A Middle beam deflection adjusting device |
| 09/04/2013 | CN103272893A Cantilever type straightening machine |
| 09/04/2013 | CN103272892A Straightener capable of changing rolls quickly |
| 09/04/2013 | CN103272891A Press-down mechanism of leveler |
| 09/04/2013 | CN103272888A Press-down adjusting mechanism for leveler roll row included angle |
| 09/04/2013 | CN102284566B Follow-up material pressing device |
| 08/28/2013 | CN203157131U Pipe fitting shaping tool |
| 08/28/2013 | CN203155771U Checking circle tooling for cylinder body |
| 08/28/2013 | CN203155770U Titanium tube straightener |
| 08/28/2013 | CN203155769U Tail end support device of protective sleeve end part shaping machine |
| 08/28/2013 | CN203155768U Straightener |
| 08/28/2013 | CN203155767U Straightening machine preventing non-single steel pipes from being fed |
| 08/28/2013 | CN203155766U Connecting rod calibrating fixator |
| 08/28/2013 | CN103264072A Multi-caliber roundness-correcting set |
| 08/28/2013 | CN103264071A Hydraulic barrel shaper |