| Patents for B21D 13 - Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form (2,021) |
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| 08/10/2011 | CN201921923U 一种屋顶风机风帽导水楞片成型机 One kind of roof fan hood Water flute sheet molding machine |
| 08/09/2011 | US7992418 Sheet material |
| 08/03/2011 | CN201913141U 生产斜刻痕钢丝用模具 Production oblique notch wire mold |
| 08/03/2011 | CN102139327A Forming die of capsule for temperature controller |
| 07/20/2011 | CN201900167U Fine wave pitch adjusting device |
| 07/20/2011 | CN201900166U Flexible roller adjusting device for fin wave pitches |
| 07/20/2011 | CN201900165U Transmission mechanism for road, railroad/ bridge prestress metal corrugated machine |
| 07/14/2011 | WO2011083925A2 Method and apparatus for manufacturing a corrugated steel pipe |
| 07/13/2011 | CN201895031U Indentation roller for high-intensity three-side-indented prestressed wire |
| 07/13/2011 | CN201895030U Winding structure of roadway and railway bridge prestressed metal corrugating machine |
| 07/13/2011 | CN201895029U Supporting mechanism of roadway, railway and bridge prestressed metal corrugating machine |
| 07/07/2011 | WO2011081387A2 Sheet-material forming device and method |
| 07/06/2011 | CN201889342U Impression strengthening tool for integral wall plate of aircraft |
| 07/06/2011 | CN101537459B Corrugated sheet pressing die and corrugated sheet production system |
| 06/30/2011 | WO2011077474A1 Method and device for manufacturing separator for polymer electrolyte fuel cell |
| 06/30/2011 | CA2777860A1 Method and device for manufacturing separator for polymer electrolyte fuel cell |
| 06/29/2011 | EP2338617A2 Method for manufacturing convector sheet metal for radiators, its manufacturing process and respective convector sheet and radiator therewith |
| 06/29/2011 | CN201883548U Deformation joint device and manufacture mold thereof |
| 06/29/2011 | CN201880815U Feeding mechanism for producing curved wave plates |
| 06/29/2011 | CN201880770U Escalator pedal pattern punching and angle-opening device |
| 06/29/2011 | CN102107362A Cellular band processing device |
| 06/29/2011 | CN102107234A Complete device of spiral corrugated steel pipe and method for producing spiral corrugated steel pipe |
| 06/28/2011 | US7968208 Metal sheet having a microstructure relieved of notching, carrier body having a plurality of sheets, and exhaust system having the carrier body |
| 06/22/2011 | CN201871593U C-type purlin roll moulding device |
| 06/22/2011 | CN102101160A Apparatus and method for casting zinc |
| 06/22/2011 | CN101437633B Fastening element for dry construction elements, and method for the production of such a fastening element |
| 06/15/2011 | EP2205374B1 Process for producing a turbulence apparatus and apparatus for carrying out the process |
| 06/14/2011 | US7958763 Apparatus and process for reducing profile variations in sheet metal stock |
| 06/08/2011 | CN201855861U Special hydraulic machine tool for rolling mill rack reinforcing rib |
| 06/01/2011 | CN201848489U Complete equipment of spiral corrugated steel pipes |
| 06/01/2011 | CN102082407A Hammerhead of anti-vibration hammer as well as production process and device thereof |
| 06/01/2011 | CN102078893A S-shaped section molding process equipment |
| 05/26/2011 | DE102009052912A1 Metallic component for bicycle, has grid of hexagonal bulge parts made of natural materials and provided in honeycomb structure or tortoise shell structure |
| 05/26/2011 | DE102009044544A1 Device for forming inner and outer teeth in cylindrical workpiece e.g. disk carrier, of e.g. toothed belt disk, has profile rollers radially and movably supported relative to rotating axis and central axis by eccentric arrangement |
| 05/24/2011 | US7947380 Sheet material |
| 05/19/2011 | WO2011059165A1 Multilayer roll forming sheet for heat protection and a manufacturing method therefor |
| 05/19/2011 | WO2011058922A1 Plate material having concave/convex sections, and laminate structure and vehicle panel using said plate material |
| 05/19/2011 | DE112009001377T5 Gasströmungsweg-Bildendes Element, Verfahren zum Herstellen des Gasströmungsweg-Bildenden Elements und Vorrichtung zur Ausbildung des Gasströmungsweg-Bildenden Elements Gas flow path-forming member, method for producing the gas flow path-visual element and device for forming the gas flow path-visual element |
| 05/18/2011 | CN201832886U Production equipment for continuous forming of corrugated plate |
| 05/18/2011 | CN201832883U Rolling embedded type embossing die |
| 05/12/2011 | US20110111329 Method and facility for producing separator for use in polymer electrolyte fuel cell |
| 05/12/2011 | US20110111249 Plate-like body |
| 05/04/2011 | CN201815579U Rolling forming device of corrugated steel metal part |
| 04/28/2011 | WO2010133526A9 Method for producing a metal component from a hot-stamped raw material |
| 04/27/2011 | EP2314397A1 Method for producing a workpiece from sheet metal and such a workpiece |
| 04/20/2011 | EP2312678A1 Method and plant for manufacturing separator in solid polymer fuel cell |
| 04/20/2011 | EP2311584A1 Tool for cold rolling sheet material |
| 04/20/2011 | CN201799513U Novel corrugated plate forming roller |
| 04/20/2011 | CN201799512U Corrugated plate forming device |
| 04/20/2011 | CN201799511U Corrugated ribbon forming machine |
| 04/20/2011 | CN102022519A Roll-formed steel belt wheel and processing method thereof |
| 04/20/2011 | CN101603794B Enhanced heat transfer fin |
| 04/06/2011 | CN201783551U Embossing die |
| 04/06/2011 | CN102000722A Upper rolling-rib die for rotating station of numerically-controlled turret punch |
| 04/05/2011 | US7919027 Methods and devices for manufacturing of electrical components and laminated structures |
| 03/30/2011 | CN101223021B Apparatus and method for forming annular grooves on the outer surface of a cable or tube |
| 03/23/2011 | CN201768793U Spiral pipe bending machine |
| 03/23/2011 | CN101623717B Manufacture method of D-shaped copper tube and forming device thereof |
| 03/22/2011 | CA2476138C Sheetmetal forming method |
| 03/16/2011 | CN201760513U Positioning device in stainless steel inclined tube wave plate forming process |
| 03/16/2011 | CN201760483U Corrugated plate forming machine |
| 03/16/2011 | CN201760482U Forming device for stainless steel honeycomb inclined tube wave plates |
| 03/10/2011 | WO2011026163A1 Method and system for handling expanded material made from a metal foil |
| 02/23/2011 | CN201751034U Corrugated plate roller press |
| 02/16/2011 | CN201744542U Double-layer molding press for color steel PU foaming composite board |
| 02/16/2011 | CN201744541U Cross-rolling molding machine for ultrathin steel plates |
| 02/16/2011 | CN101977705A Multi-layered corrugated tubular article |
| 02/16/2011 | CN101972807A Corrugated plate continuous press-molding production method and equipment thereof |
| 02/09/2011 | EP1706230B1 Fluid forming of metal sheets |
| 02/09/2011 | CN201735656U Metal net double wave forming machine |
| 02/09/2011 | CN101970147A Sheet of cold material and method and tool for its manufacture |
| 02/09/2011 | CN101970146A Deep-drawing method |
| 02/02/2011 | CN101225692B Metal plate processing mould having emboss |
| 01/27/2011 | WO2010136496A3 Embossing method and apparatus |
| 01/27/2011 | DE102004058191B4 Pressformungsverfahren für Metallseparatoren für Brennstoffzellen Compression molding process for metal separators for fuel cells |
| 01/26/2011 | CN201720348U Multifunctional solar-energy slab core continuous press |
| 01/26/2011 | CN201720305U Collector plate core reinforcing mark continuous pressing machine |
| 01/19/2011 | EP2091674B1 Sheet of cold rolled material and method for its manufacture |
| 01/19/2011 | CN201711406U Full-automatic numerical control rolling forming machine |
| 01/19/2011 | CN101952063A Method and device for forming a metal-panel tile of male-and-female configuration having an embossed pattern |
| 01/19/2011 | CN101947588A Molding device of corrugated plate |
| 01/19/2011 | CN101947587A Rolling process method and equipment for producing corrugated plate |
| 01/19/2011 | CN101947586A Method and equipment for producing corrugated plate |
| 01/19/2011 | CN101947585A Method for producing side plate of dump truck bed |
| 01/12/2011 | CN201702233U Indenting device of four-side indented wire |
| 01/12/2011 | CN201702232U Corrugated ribbon forming machine |
| 01/12/2011 | CN101946349A Gas flow passage forming member, method of manufacturing the gas flow passage forming member, and device for forming the gas flow passage forming member |
| 01/11/2011 | US7866042 Method for producing a split louver heat exchanger fin |
| 01/05/2011 | CN101439375B Double-former block forming machine of color steel glazed tile |
| 12/29/2010 | CN201684822U Agitator drum pressing device |
| 12/22/2010 | CN201676931U Pressing machine in helical corrugated steel tube complete equipment |
| 12/15/2010 | EP2260941A1 Method for manufacturing a film-shaped catalyst |
| 12/15/2010 | CN101918157A Assembly and method for press forming a deformable material |
| 12/08/2010 | CN101905270A Supermatic capping and rib expanding machine |
| 12/07/2010 | CA2546603C Device for sheet material corrugation |
| 12/02/2010 | WO2010136496A2 Embossing method and apparatus |
| 11/30/2010 | CA2546606C Device for sheet material corrugation |
| 11/25/2010 | WO2010133526A1 Method for producing a metal component from a hot-stamped raw material |
| 11/23/2010 | US7838171 Metal separator for fuel cell and its production method |
| 11/17/2010 | EP2249979A1 Method for making a vane and device for implementing said method |