| Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707) |
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| 12/05/2007 | CN200984752Y Ultrasonic paillette machine |
| 12/05/2007 | CN200984604Y Plunger chip quick changing type punching apparatus |
| 12/05/2007 | CN200984603Y Generatrix round angle processing hydropress |
| 12/05/2007 | CN200984602Y Blanking die of the ultrathin element of the notebook-type computer card reader |
| 12/05/2007 | CN100352641C Punch press |
| 11/29/2007 | US20070271979 Punch For Producing Holes In The Wall Of Hollow Parts Subjected To The Action Of Internal High Pressure |
| 11/28/2007 | EP1859876A1 Centering device for blanking dies |
| 11/28/2007 | CN200981267Y Clicking knife rest die |
| 11/28/2007 | CN101080577A Flow shreading fixator with cone seat used for metal sheet |
| 11/22/2007 | DE102004021695B4 Verfahren zur Herstellung einer Kettenlasche und eine Kettenlasche A method of manufacturing a link plate and a link plate |
| 11/22/2007 | DE102004020905B4 Verfahren zur Herstellung einer Kettenlasche für eine Rollenkette A method of manufacturing a link plate for a roller chain |
| 11/21/2007 | CN200978153Y Feeding device for supersonic wave paillette machine |
| 11/21/2007 | CN200977535Y High speed oil pressure die-cutting device |
| 11/21/2007 | CN101073870A Process for forging driven-gear briquette plate and circular piece of rear bridge of motor-automobile |
| 11/21/2007 | CN101073814A Method and mould for forming waved flat and waved flat |
| 11/21/2007 | CN100349667C Shape imitation hydraulic punching machine |
| 11/15/2007 | WO2007058941A3 Hot tap machine |
| 11/14/2007 | EP1853402A1 Reinforced sealing, trimming or guiding strips |
| 11/14/2007 | CN200974265Y One-way hydraulic punching machine |
| 11/14/2007 | CN200974264Y Bidirectional hydraulic punching machine |
| 11/14/2007 | CN200974092Y Portable multifunctional tube material punching device |
| 11/14/2007 | CN101069912A Fully-automatic bent-pipe punching machine |
| 11/14/2007 | CN101069911A Square-pipe punching machine |
| 11/13/2007 | US7293442 Method for hydroforming a ring-shaped tubular structure |
| 11/08/2007 | US20070256468 Assembled workstation |
| 11/08/2007 | DE102006020446A1 Machining tool for machining workpiece has data unit with digitally readable storage medium containing data on measurements and type of tool |
| 11/08/2007 | DE102006020315A1 Press device for processing workpiece has two slides connected by traverse carrying at least one processing tool |
| 11/08/2007 | DE102006019238A1 Pusher-arm stamp for non-metal and soft materials has stamp stroke implemented by hydraulic cylinder or linear drive |
| 11/08/2007 | DE102006014454B3 Stanzvorrichtung mit Zuführeinrichtung Punching device with feeding |
| 11/07/2007 | EP1852196A1 Metal member with through hole and method of manufacturing the same |
| 11/07/2007 | CN101068635A Method of designing fold lines in sheet material |
| 11/07/2007 | CN101066549A Die and die apparatus |
| 11/07/2007 | CN100346925C Electric permanent-magnet following clamp for delivery and its uses |
| 11/07/2007 | CN100346897C Stripper plate retention system |
| 11/06/2007 | US7290473 Pierce cam |
| 11/01/2007 | WO2007122294A1 Punch press |
| 10/31/2007 | EP1848555A1 Flexible electromechanical punching device |
| 10/31/2007 | DE102006019793A1 Machine for forming and punching workpieces has lower section and mounting section, between which workpiece is held, punch being driven by wedge drive |
| 10/31/2007 | DE102006018847A1 Stamping apparatus for forming hole with small diameter-length ratio in strip-like sheet metal, by forming through-hole using punch followed by forming die with recessing profile |
| 10/31/2007 | DE102005045454B4 Presse und Verfahren zum Hartschneiden Press and method for cutting hard |
| 10/31/2007 | DE102005044275B4 Verfahren zur Herstellung eines umfänglich geschlossenen Hohlprofils A method for producing a peripherally closed hollow profile, |
| 10/31/2007 | CN200967076Y Section material blanking machine |
| 10/31/2007 | CN101062646A Forming method of calligraphy and painting in calligraphy and painting plates |
| 10/31/2007 | CN100346080C Hydraulic control in a hydraulic system, especially for the operation of scrap cutters |
| 10/25/2007 | US20070245791 Method and device for producing a tubular object from thermoplastic material |
| 10/25/2007 | DE102006017939A1 Verfahren zum Lochen von Werkstücken The method of piercing of workpieces |
| 10/24/2007 | CN200963847Y Welding bridge piece cutting tool with ambipolar body crystal adhered at surface thereof |
| 10/24/2007 | CN200963652Y One-time blanking forming punching die for automobile rectangle oil tank inner disc |
| 10/24/2007 | CN200963651Y Ultra-thin ultra-wide copper and aluminum net and metal strip coil high speed cold hole punched device |
| 10/24/2007 | CN200963650Y Continuous cutting press |
| 10/24/2007 | CN200963649Y Continuous cutting press with two or three crank axle |
| 10/24/2007 | CN101060956A Turret tool holder for a press |
| 10/24/2007 | CN101060947A Punching die |
| 10/24/2007 | CN101059142A Blanking material capable of producing multiple bending angle or connection piece |
| 10/24/2007 | CN101058106A Guiding protection equipment for exactitude long thin embossing die and reinforced method for its guiding surface |
| 10/24/2007 | CN101058105A Working device and method for band-type blade |
| 10/24/2007 | CN101058104A Cold punching mesh mould |
| 10/23/2007 | US7284403 Apparatus and method for performing a hydroforming process |
| 10/18/2007 | WO2007118146A2 Multi-tool technology |
| 10/18/2007 | WO2007116820A1 Method of drilling through hole in work peripheral wall and drilling device |
| 10/18/2007 | US20070240551 Punch tool lift spindle |
| 10/18/2007 | DE10161488B4 Verfahren und Vorrichtung zur Herstellung von Blechpaketen Method and apparatus for production of laminated cores, |
| 10/17/2007 | EP1439921B1 Method and tool for providing convexities |
| 10/17/2007 | CN200960541Y Punching shear and forming device for cover manufacturing machine |
| 10/17/2007 | CN200960533Y Cutting transmission device for round bar cutting machine |
| 10/17/2007 | CN200960532Y Triode screeding machine knife tool apparatus |
| 10/17/2007 | CN101053884A Expansion clinch bolt sleeve punching forming technology and special purpose cover die |
| 10/17/2007 | CN101053883A Device for processing keyhole of door and window aluminium section bar and processing method thereof |
| 10/11/2007 | WO2007113120A1 Stamping apparatus with feed device |
| 10/11/2007 | DE102006015711B3 Stanzeinrichtung Punch |
| 10/11/2007 | DE102006015148A1 Halterungsvorrichtung Mounting device |
| 10/11/2007 | DE102006015145A1 Production of a holder for fixing components and devices e.g. in the building industry comprises cutting blank molds of fixing elements leaving a connecting edge for each mold in the surface of a base plate and further processing |
| 10/11/2007 | DE102006015100A1 Metal hook and loop fastener cut from sheet steel with hook cut from plate and folded at right angles to base |
| 10/11/2007 | CA2645172A1 Stamping apparatus with feed device |
| 10/10/2007 | EP1842604A1 A manufacturing method, a hole-punching assembly and a pressing structure for a hole-punching unit |
| 10/10/2007 | CN200957613Y Trimming die device |
| 10/10/2007 | CN200957612Y Die against leakage punched hole |
| 10/10/2007 | CN101052483A Bend line with bend controlling grooves and method |
| 10/10/2007 | CN101049624A Processing method for superimposed riveting pressing pieces automatically |
| 10/10/2007 | CN101049623A Press device |
| 10/10/2007 | CN101049622A Zipper type cold stamping method, and splitting die |
| 10/04/2007 | WO2007111222A1 Method of manufacturing disc spring and clutch device |
| 10/04/2007 | US20070231593 Conductive connecting members and electrochemical systems |
| 10/04/2007 | DE202007010825U1 Lochschneideanlage für Lochmesser Hole cutting machine for hole diameter |
| 10/04/2007 | DE102007015120A1 Workpiece e.g. outlet pipe, separating and punching device, has cutting groove provided in forming die and running corresponding to separation line, where cutting groove exhibits cutting groove breadth that is adjustable |
| 10/04/2007 | DE102006000138A1 Vorrichtung zur Fertigung von aus Leichtmetall gefertigten Holmen eines Rahmens und/oder eines Flügels eines Fensters An apparatus for the production of made of light metal beams of a frame and / or of a wing of a window |
| 10/04/2007 | DE102004063952B4 Presseneinheit zum Pressen und/oder Stanzen und/oder Biegen von Werkstücken Press unit for pressing and / or punching and / or bending workpieces |
| 10/03/2007 | EP1839770A2 Device for producing light alloy beams for a frame and/or the leaf of a window |
| 10/03/2007 | EP1839768A1 Punch press, in particular for trimming and finsihing of the ends of a strip material for window fittings |
| 10/03/2007 | CN200954532Y Feeding device of triode rib punching machine |
| 10/03/2007 | CN101048242A Stamping machine with elastic supporting work piece support |
| 10/03/2007 | CN101045277A Method and equipment for processing screw pipe cap |
| 10/03/2007 | CN101045248A Method for forming and punching thin plate material |
| 10/03/2007 | CN100340384C Stamping device for generally flat articles |
| 10/03/2007 | CN100340371C Method for producing lighter base member |
| 09/27/2007 | DE202007007617U1 Stanzvorrichtung und Gegenstanzzylinder für eine Stanzvorrichtung Punching device and counter-punching cylinder for punching apparatus |
| 09/26/2007 | CN200951585Y Punching hole mould for motor wind cover |
| 09/26/2007 | CN200951447Y Power device for triode ribs impacting machine |
| 09/26/2007 | CN100339167C Method for manufacturing cooling fin of heat exchanger and its die apparatus |
| 09/20/2007 | US20070216736 Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head |