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 41 - Application of procedures in order to alter the diameter of tube ends
Patents for B21D 41 - Application of procedures in order to alter the diameter of tube ends (2,982)
09/2014
09/03/2014EP2771136A2 Manufacture method of tubular member and tubular member manufactured by the same
08/2014
08/13/2014EP2345487A9 Reflare tool and process
08/13/2014CN203764813U 一种毛细管缩头机 One kind of capillary chickened machine
08/13/2014CN203764812U 薄壁金管自动缩口机 Gold thin-walled pipe automatic necking machine
08/13/2014CN203764811U 一种钢管扩口装置 For a steel pipe flaring apparatus
08/13/2014CN203764810U 卧式缩管机 Horizontal reduction of the machine
08/13/2014CN103978118A 轨道式水平移动电感加热均温转动机 Orbital rotation of the horizontal moving average temperature induction heating machine
08/13/2014CN102909282B 一种冰箱储液器自动加工设备的管件端部收口成型装置 A refrigerator fluid reservoir automatic processing equipment shut pipe ends forming apparatus
08/13/2014CN102596441B 用于形成防污染装置外壳的设备和方法 Apparatus and method for forming the anti-pollution device housing
08/06/2014CN203751168U 管口收口工装 Nozzle shut tooling
08/06/2014CN203751167U 用于大直径导管端头胀形成型的工装 Tooling for the formation of large-diameter pipe end stretching type
08/06/2014CN103962798A 管密封方法、油填充用管的密封方法及液封型压力传感器 Tube sealing method, a sealing method using the oil fill tube and liquid seal type pressure sensor
08/06/2014CN103962466A 薄壁管材扩口方法和装置 Thin-walled pipe flaring method and apparatus
08/06/2014CN102500639B 减少方管打尖次数的矩形管生产工艺方法 Reducing the square tube rectangular tube production process for jumping the queue times
07/2014
07/31/2014US20140208816 Apparatus for correcting deformation of reaction vessel and method for correcting deformation therefor
07/31/2014DE102013100765A1 Gerüstrohr eines Baugerüsts und Gerüstelement A tube of construction scaffolding and scaffolding element
07/30/2014EP2759608A2 Heating medium utilizing apparatus
07/30/2014EP2759356A1 Device and instrument for the cold expansion of mounting holes
07/30/2014CN203743655U 波纹管及其成型模块 Bellows and molding module
07/30/2014CN203738382U 自动缩压口机 Automatic shrink pressure port machine
07/30/2014CN103958084A 管端成形方法 Tube end forming method
07/24/2014WO2014112865A1 A method of producing a unitary pipe having a combination of square and circular cross sections
07/23/2014CN203725636U 一种新型的实用性缩口装置 A novel means APPLICABILITY necking
07/23/2014CN103945954A 用于管端部成形设备的伺服电机控制的液压泵单元 For forming the ends of the tube of the hydraulic pump unit of the apparatus of servo motor control
07/23/2014CN103939683A 波纹管及其成型模块 Bellows and molding module
07/23/2014CN102225508B 空心齿杆及空心齿杆的制造方法 The method of manufacturing hollow rack and hollow rack
07/23/2014CN102009104B 力控摆碾式滚压封口机 Forcecontrol pendulum-type rolling mill sealing machine
07/16/2014CN203711672U 氨用截止阀成型热压缩口模具 Ammonia shutoff valve hot compression molding mold mouth
07/16/2014CN203711671U 一种高效扩孔机 An efficient reaming machine
07/16/2014CN203711670U 一种具有缓冲装置的立式胀管机 Vertical expanding machine having a cushioning device
07/16/2014CN203711669U 一种胀管机及其扩口套筒 One kind of tube expander and flaring sleeves
07/15/2014US8776572 Necking machine
07/09/2014CN203695794U 挤压缩口模具 Extrusion die necking
07/09/2014CN203695793U 组合式多管径缩管机工装夹具 Combined multi-diameter reduction of the machine fixture
07/09/2014CN203695792U 波纹管扩边设备 Bellows expansion side equipment
07/09/2014CN203695738U 一种铜管收口、翻边装置 A brass shut, flanging device
07/09/2014CN103909162A 一种毛细管缩头机 One kind of capillary chickened machines
07/02/2014CN203685723U 复合钢管管端扩径机油压控制系统 Composite steel pipe end flaring machine hydraulic control system
07/02/2014CN203679064U 一种热管缩管设备 A heat pipe shrink tube equipment
07/02/2014CN203679063U 一种可伸缩直管自动形成装置 A scalable straight automatic forming apparatus
07/02/2014CN203678931U 一种弯管机自动上下料系统 A tube bender automatic loading and unloading systems
07/02/2014CN103906588A 管状部件的制造方法和通过该方法制造的管状部件 The method of manufacturing a tubular member and the tubular member manufactured by the method of
06/2014
06/26/2014WO2014099496A1 Knockout for use while necking a metal container, die system for necking a metal container and method of necking a metal container
06/25/2014EP2745950A1 Method and apparatus for manufacturing a pipe element having shoulder, groove and bead
06/25/2014CN203665085U 一种穆尼晾衣架竖管自动缩管冲孔机 One kind Mooney shrink tube racks automatic punching machine standpipe
06/25/2014CN203664529U 球笼缩径装置 Cage necking device
06/25/2014CN203664528U 管件旋转冲压装置 Pipe rotating stamping device
06/25/2014CN203664527U 一种缩径工装 A condensing diameter tooling
06/25/2014CN203664526U 圆管端头快速扩大机 Pipe ends rapidly expanding machine
06/25/2014CN103878259A 新型全自动钢管扩口机 New automatic pipe belling machine
06/18/2014CN203649194U 一种打尖自动送料台架 One kind of jumping the queue automatic feed bench
06/18/2014CN203649186U 一种落水管收口装置 One kind of device shut downspouts
06/18/2014CN203649185U 金属管铆接口成型机 Metal pipe riveting machine interface
06/18/2014CN203649164U 钢管缩管模具 Shrink tube steel mold
06/18/2014CN203649131U 气弹簧缩管翻边机 Gas springs shrink tube flanging machine
06/18/2014CN103861963A Automatic thin wall gold tube necking machine
06/18/2014CN103861889A Tower crane, standard knot, slant beam square tube and closing-in forming method of end part of slant beam square tube
06/12/2014DE102012112133A1 Method for transferring heat to end of pipe that is used as functional devices for fluid transportation in wide areas of machine and equipment construction, involves determining heat conduction between tube section and mold
06/11/2014CN203635790U 一种气动封管机 One kind of pneumatic tube sealing machine
06/11/2014CN203635789U 一种自动化管件收颈机 An automated pipe income neck machine
06/11/2014CN103857479A Manufacturing method for stepped rectangular pipe
06/11/2014CN102688950B Integral forming process of steel cylinders
06/11/2014CN102284643B Flared scanning device
06/05/2014WO2014082666A1 Cylinder tube closed at the end so as to be fluid-tight and method for production thereof
06/04/2014CN203621291U 钢管管端定内径设备 Set inside diameter steel pipe end device
06/04/2014CN203621285U 一种汽车转向柱管夹铆装置 A vehicle steering column tube clamp riveting device
06/04/2014CN203621284U 洗衣机内桶缩口机 Necking machine washing machine drum
06/04/2014CN203621252U 一种扁管缩口模具 One kind of flat tube necking die
06/04/2014CN103842109A Manufacturing method for stepped rectangular pipe
06/04/2014CN103831593A Forming method of air-conditioner blower-fan end ring
06/04/2014CN103831362A Rotation necking-down device
05/2014
05/29/2014US20140144020 Device and method for expanding tubes
05/28/2014CN203610465U 一种双金属复合管管端水压复合装置 A dual-metal composite pipe end pressure composite device
05/28/2014CN103817490A 一种长炉龄冲天炉水冷风口帽的制造方法及装置 A long-age cupola furnace manufacturing method and apparatus for water-cooled air cap
05/22/2014WO2014075778A1 Expansion head for expansion tools and expansion tool comprising the same
05/21/2014CN203599402U 散热器支管封头机 Radiator manifolds head machine
05/21/2014CN203599401U 温控器毛细管专用封口剪断钳 Capillary thermostat special seal cutting pliers
05/21/2014CN203599400U 一种旋压式钢管端头扩径设备 One kind of spinning steel tubular end flaring equipment
05/21/2014CN102847831B 一种收口治具 One kind of shut Fixture
05/14/2014CN203592080U 一种甲醇泵冲压收口夹具 Methanol pump shut punching jig
05/14/2014CN103785764A 薄壁铜管简易电动扩口机 Simple electric thin-walled copper tube flaring machine
05/07/2014CN203586894U 一种排液法热管密封装置 A heat pipe fluid sealing device row law
05/07/2014CN203578620U 热水器外壳内外收口两用机 Shell shut the water heater inside and outside the dual-purpose machine
05/07/2014CN203578598U 一种加热器用铝管扩口工装 A heater with aluminum tube flaring tooling
05/07/2014CN203578597U 一种扫描扩管件口径装置 A scanning device expansion pipe diameter
04/2014
04/30/2014CN203565694U Radial die assembly for closing-in operation of steel tube
04/30/2014CN103752711A High-precision heat pipe shrinking device
04/23/2014CN203556753U Numerical control pipe end forming machine
04/23/2014CN203556752U Automatic pipe end forming machine
04/16/2014CN203541318U Hydraulic flaring die device
04/16/2014CN203541278U Oil tube shell nosing die for iron support fuel sensor
04/16/2014CN103722384A Automatic pipe shrinking and punching machine of Mooney laundry rack vertical tube
04/16/2014CN103722383A Automatic opening contracting and pressing machine
04/09/2014CN203526369U Full-automatic pipe end forming machine
04/09/2014CN103706725A Pipe orifice necking tool
04/09/2014CN103706724A Device for automatically forming retractable straight pipes
04/09/2014CN102397954B Full-automatic metal pipe double-head sealing machine
04/03/2014WO2014051940A1 Precision forged cartridge case
04/02/2014CN203508825U Pipe fitting necking down equipment
04/02/2014CN203508824U Stripping positioning device
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