Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 9 - Bending tubes using mandrels or the like
Patents for B21D 9 - Bending tubes using mandrels or the like (1,513)
03/2015
03/03/2015US8967606 Pipe vise stand
02/2015
02/26/2015WO2015024644A1 Shaping mould and forming device with a shaping mould and method for producing and bending hollow profiles
02/11/2015CN104338813A 管道弯制芯杆 Mandrel pipe bending
02/04/2015CN104324994A 用于全自动数控液压弯管机的快拆式注油芯棒装置 Quick release mandrel oiling device for automatic CNC hydraulic bending machine
02/04/2015CN104324993A 用于全自动数控液压弯管机的主夹夹紧浮动装置 Primary for automatic CNC hydraulic bender clip it floats
02/04/2015CN103286173B 一种管材绕弯方法 Raowan method of a pipe
01/2015
01/28/2015CN204122576U 一种弯管冲孔一体机 A tube bender punching machine
01/28/2015CN204122540U 一种空间无直线段连续弯管模具 A spatial non-linear segment continuous bending die
01/28/2015CN204122539U 一种弯管成型机 A tube bender machine
01/28/2015CN104307949A 一种空心铝型材冷弯成型模具及使用该模具的成型工艺 One kind of cold-formed hollow aluminum mold and molding process using the mold
01/28/2015CN104307948A 矩形空心型钢拉弯成型方法及其专用卡紧装置 Rectangular hollow section steel bending molding method and special clamping device
01/28/2015CN103252392B 一种大口径薄壁弯管成型设备 One kind of large-diameter thin-walled elbow molding equipment
01/22/2015DE102011013441B4 Biegevorrichtung sowie Verfahren zum Biegen eines Langprofils, insbesondere eines Rohres sowie Biegeanlage zur dreidimensionalen Formgebung eines Langprofils mit wenigstens zwei Biegevorrichtungen The bending apparatus and method for bending a long profile, in particular a pipe bending machine as well as for three-dimensional shape of an elongated profile having at least two flexures
01/21/2015CN204108144U 一种弯管装置 A tube bender device
01/21/2015CN204108051U 一种应用于中频弯管加工的多匝感应圈 IF Bend Processing Applied to multi-turn induction coil
01/21/2015CN104289570A 一种弯管用弹性芯棒 A tube bender elastic rod
01/21/2015CN102836905B 全手动u型管冷弯成型装置 Full manual u-tube roll forming equipment
01/20/2015US8935948 Electric-hydraulic riveter and crimper hand power tool
01/07/2015CN204074854U 异形钢管折弯装置 Shaped pipe bending device
01/07/2015CN104259278A 一种用于双脊矩形管绕弯成形的柔性叉形芯模 A flexible forked double-ridged rectangular tube mandrel forming Raowan
01/07/2015CN102974670B 管材成型用易熔合金循环利用、清除管壁粘连方法及装置 Pipe molding fusible alloy recycling, remove the wall adhesion method and device
12/2014
12/31/2014CN204052500U 一种弯管机床用的抽芯装置 A tube bender machine with core pulling device
12/31/2014CN204052499U 弯管穿心杆与铜套连接结构 Bending mandrel rod and copper sleeve connection structure
12/24/2014CN204035274U 弯头热推成型加热装置 Elbow Hot Pushing Forming heating device
12/24/2014CN204035273U 薄壁管煨管机 Thin-walled tube simmer tube machine
12/24/2014CN204035272U 弯管机的通芯驱动装置 Bender drive through the core
12/24/2014CN104226755A 一种冷凝器用翻转式弯头自动成型机 One kind of flip-elbow condenser automatic machine
12/24/2014CN102974669B 管材成型用易熔合金循环利用方法 Pipe molding fusible alloy recycling method
12/17/2014CN204018453U 一种特高压钢管塔钢管制弯装置 One kind of UHV steel tower steel pipe bender
12/17/2014CN204018452U 软管接头芯弯管模具 Hose fittings core bending die
12/17/2014CN102873150B 一种用于汽车门框冷弯成型的插芯机构 A car door frame roll forming ferrule body
12/16/2014US8910500 Low friction end feeding in tube hydroforming
12/10/2014CN203991975U 小弯曲半径航空导管弯管成型模 Small bending radius pipe bending mold aviation
12/10/2014CN203991847U 钢管折弯机的套管固定装置 Casing pipe bending machine fixtures
12/10/2014CN203991846U 一种拔芯机构 One kind of pull core institutions
12/10/2014CN104190793A 一种弯管模具及弯管压制方法 A tube bender bending mold and pressing method
12/10/2014CN104190767A 一种大直径弯管的热煨成型装置 One kind of large-diameter pipe bending heat and simmer molding device
12/10/2014CN103056221B 球窝节结构的软式弯管模具 Soft ball joints bending die structure
12/10/2014CN102626731B 一种未正火钢管的煨弯方法 One kind of steel is not normalizing simmer bending method
11/2014
11/11/2014US8881572 Supporting core for producing hollow profiled elements
10/2014
10/28/2014US8872060 Apparatus for making tubular beam with center leg
10/28/2014US8869583 Multi-sided tube swaging apparatus and method
10/09/2014DE102013103461A1 Vorrichtung und Verfahren zum Biegen von Rohren Apparatus and method for bending pipes
09/2014
09/18/2014WO2014140794A1 Pipe bending for reel-lay operations
09/18/2014DE102011000845B4 Verfahren zum Biegen und axialen Stauchen eines Rohres und Vorrichtung hierzu Method of bending and axial compression of a pipe and apparatus therefor
09/16/2014US8833132 Pipe expanding tool
09/16/2014US8833129 Motor vehicle pedals and manufacturing methods thereof
09/16/2014US8833128 Method for producing slit hollow profiles
09/12/2014WO2014135829A1 Apparatus for making an adaptor which is used in heating and ventilation systems
09/09/2014US8826712 Pressure sequence process for hydro-forming an extruded structural tube
08/2014
08/26/2014CA2782928C Pipe reel load simulator
08/13/2014CN203764709U 新型单向芯轴 The new way mandrel
08/13/2014CN103978078A 一种薄壁管子的弯曲装置及弯曲方法 A thin-walled tube bending device and bending method
08/12/2014CA2801248C Sectional metal pallet formed from corrigated metal tubes
08/06/2014CN102688920B 一种弯管机及使用该弯管机的折弯方法 And use a tube bender bender bending method
07/2014
07/31/2014US20140208820 Lever Bender and Related Method of Use
07/23/2014CN203725565U 一种方管弯曲装置 One kind of square tube bending device
07/23/2014CN103934326A 换热器小弯头的加工方法及其加工设备 Small bends heat processing method and processing apparatus
07/16/2014CN103920765A 薄壁金属管推弯成形方法 Bending thin-walled metal tube forming methods
07/15/2014US8776571 Pliers
07/09/2014CN203695692U 一种弯制hdr双相不锈钢管的芯头和防皱板 A bending hdr duplex core head and wrinkle-free plate stainless steel pipe
07/09/2014CN203695681U 弯管器上的活动板 Activities of the board on the elbow
07/09/2014CN103909125A 等壁厚弯管的弯曲挤压成形方法 Such as the wall thickness of the elbow bent extrusion method
07/02/2014CN203678967U 滑门中导轨弯曲成型装置 Curved sliding door rail molding device
06/2014
06/25/2014CN203664431U 大直径输油管冷弯设备 Large diameter pipeline Cold Equipment
06/25/2014CN203664430U 一种弯管柔性芯棒 A tube bender flexible mandrel
06/24/2014US8756971 Bending device
06/18/2014CN203649083U 一种钢管填砂自动夯实装置 For a steel pipe filled sand compaction device automatically
06/18/2014CN103861913A Multi-shaft bending machine for bending rectangular pipes
06/18/2014CN103861912A Aluminum alloy pipe bend forming method
06/12/2014WO2014088801A1 Surgical rod bending system and method
06/05/2014DE102012111803A1 Method for preparing pressure capsule component, involves making welded connection between mating end and connection opening by resistance welding
06/04/2014CN203629918U 一种制作反u形弯曲试样装置 An anti-u-bend specimens device production
05/2014
05/28/2014CN103817187A 一种管件弯曲装置 A pipe bending device
05/21/2014CN203599321U 一种软式热弯液压芯棒 A soft-type hydraulic mandrel bending
05/15/2014DE10125151B4 Biegevorrichtung Bender
05/14/2014CN203592031U 一种软式冷弯液压芯棒 A soft cold-formed hydraulic mandrel
05/14/2014CN103792987A 一种弯管机改进装置 A tube bender improved apparatus
05/07/2014CN203578618U 一种弯管机的弯管送料机构 A tube bender bends feeding mechanism
05/07/2014CN103769452A 一种数控弯管机 One kind of CNC bending machine
05/07/2014CN103769451A 一种超薄管材小半径弯曲成形的方法 A method of thin tubes of small radius bending
05/06/2014US8716624 Method for forming tubular beam with center leg
04/2014
04/30/2014CN103753118A Bending method of large-diameter thin-wall aluminum pipe and die
04/30/2014CN103752666A Bending method of pipes with flexible chained-ball mandrel
04/23/2014CN102641926B Filling and recovering device for low-melting-point alloy
04/23/2014CN102527790B Pneumatic type pipe bender for small pipe fittings
04/16/2014CN203541265U Bending die of rectangular tubes
04/16/2014CN203541181U Full-servo low movable numerical control bending machine belt drive system
04/16/2014CN103722060A Thin-walled pipe end sealing device and charging push-bending forming method
04/16/2014CN103722059A Push bending forming method for preventing plastic instability of ultra-thin wall metal bend
04/15/2014US8695393 Motor vehicle pedals and manufacturing methods thereof
04/10/2014WO2014054527A1 Plate forming method and plate forming device
04/09/2014CN203526277U Mandrel for abnormal-shaped magnesium pipe bending machine
04/02/2014CN103691783A Large-diameter petroleum pipeline cold bending equipment
04/02/2014CN102581091B Flexible core mold for bending thin-wall rectangular tube
04/02/2014CN102527848B Numerical-control heating bending die and forming method for large-diameter thin-wall pure titanium tube
03/2014
03/26/2014CN103658274A Pipe fitting forming device
03/26/2014CN103658273A Combined core mould and pipe fitting bending mould
03/25/2014US8677588 Rivet setting tool
03/20/2014DE102013218183A1 Method for manufacturing of seat part of car, involves flexing pipe to desired form, and holding filling material to form wall of pipe when pipe is flexed, where filling material comprises corn-based material and bio-plastic
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