Patents for B21D 19 - Flanging or other edge treatment, e.g. of tubes (3,484) |
---|
06/16/2004 | CN1153636C Continuous edge-curling mechanism without rivet for sheet |
06/15/2004 | US6751572 Auto-correcting part measurement system |
06/10/2004 | US20040107560 Spring assembly and method for manufacturing the same |
06/09/2004 | EP1276575B1 Method and apparatus for forming two flanges on a metal sheet |
06/09/2004 | CN2619737Y Joint angle dowel machine |
06/08/2004 | US6745606 Device and method for bending cylinder edge |
06/03/2004 | US20040104092 Synchronizer sleeve used in power transmission and press-forming apparatus for the same |
05/26/2004 | EP1422385A1 METHOD OF MANUFACTURING TURBINE FRAME OF VGS TYPE TURBO CHARGER, TURBINE FRAME MANUFACTURED BY THE METHOD, EXHAUST GAS GUIDE ASSEMBLY OF VGS TYPE TURBO CHARGER USING THE TURBINE FRAME, AND VGS TYPE TURBO CHARGER INCORPORATING THE EXHAUST GAS GUIDE ASSEMBLY |
05/25/2004 | US6739166 Method of forming tubular member with flange |
05/19/2004 | CN1498142A Method for producing rolled edge |
05/19/2004 | CN1497199A Spring assembly and manufacturing method thereof |
05/13/2004 | US20040089043 Method and device for forming a flange or a rim on an end of a steel pipe |
05/06/2004 | US20040083785 Tool for flanging coated brake pipes |
05/06/2004 | EP1416186A2 Spring assembly and method for manufacturing the same |
04/29/2004 | US20040078977 Flange sleeve, method for the production thereof and bending tool for producing flanges on a sleeve |
04/28/2004 | EP1289706B1 Hollow product, fluid processing system and joining method of hollow members |
04/22/2004 | DE10328957A1 Device for simultaneous production of metal or plastic bands including machining of edges |
04/22/2004 | DE10197111T5 Elektrische Falzpresse Electrical crimper |
04/21/2004 | EP1409172A1 Tool and method for opening a hem flange |
04/13/2004 | US6719375 Wheel rim and wheel rim manufacturing method |
04/07/2004 | CN1486802A I-Wheel curling formation process |
04/06/2004 | US6715329 Method and device for forming a corner limited on three sides, from a plate-shaped material with an even surface |
04/01/2004 | WO2004026503A1 Composite fabrication facility of steel tube and fabrication method of steel tube |
04/01/2004 | WO2004026497A1 Process and production line for manufacturing ultrathin hot rolled strips based n the thin slab technique |
04/01/2004 | DE10342396A1 Braddle tool for drilling holes in metal pipes esp. brake pipes in cars has a main body with a (cylindrical head and (inner thread and semi-cylindrical recess and insertion groove for pipe to be drilled also clamping screws |
03/23/2004 | US6709061 Seat frame structure and method for forming |
03/16/2004 | US6705148 End-forming of corrugated metal foil wrap tubing |
03/16/2004 | CA2087109C Method of making a brazeable metal pipe having tube-insertion apertures formed with guide lugs |
03/11/2004 | US20040045151 Method of manufacturing piping having joining portion |
03/11/2004 | DE20319565U1 Rohrendenbearbeitungsvorrichtung Beveling device |
03/03/2004 | CN1478620A Method for manufacturing pipeline system with connecting part |
02/26/2004 | US20040035173 Device for processing strip |
02/26/2004 | US20040035172 Device and method for hemming processing |
02/25/2004 | CN2604253Y Edge-curling machine |
02/18/2004 | EP1389694A1 Synchronizer sleeve used in power transmission and press-forming apparatus for the same |
02/18/2004 | CN1476358A Edge bending method and apparatus |
02/12/2004 | DE10233360A1 Machine to smooth the stamped edges of stamped metal sheets, before painting, has a pair of rollers in succession with structured peripheral ring grooves to press in the projecting flash without metal removal |
02/05/2004 | DE10333122A1 Verfahren zur Herstellung einer Rohrleitung mit einem Verbindungsbereich A process for producing a pipe with a connecting portion |
01/22/2004 | DE10257886A1 Nockenpresse Cam Press |
01/22/2004 | DE10228169A1 Vorrichtung zum Formen von Öffnungen in Blechen Apparatus for forming holes in metal sheets |
01/15/2004 | US20040007043 Negative angle forming type rotary cam moving apparatus |
01/15/2004 | US20040007038 Method for electromagnetically forming metallic member and metallic member formed by electromagnetic forming |
01/14/2004 | EP1380364A1 Method for electromagnetically forming metallic member and metallic member formed by electromagnetic forming |
01/14/2004 | EP1380360A1 Negative angle forming type rotary cam moving apparatus |
01/14/2004 | CN1467044A Negative angle forming type rotary cam moving apparatus |
01/12/2004 | CA2403565A1 Negative angle forming type rotary cam moving apparatus |
01/07/2004 | CN1466499A Method and device for forming a flange or a rim on an end of a steel pipe |
01/06/2004 | US6672123 System for cold-forming a flange |
01/02/2004 | EP1372880A1 Method for producing a rolled edge |
01/01/2004 | US20040000184 Cam-type press system |
12/18/2003 | US20030230119 Unitary wrought spinner |
12/11/2003 | US20030226388 Rotary drive apparatus for rotary body |
12/10/2003 | EP1369187A2 Rotary drive apparatus for rotary body |
12/10/2003 | CN1461247A Folded-seam connection, method and device for producing it |
12/07/2003 | CA2392582A1 Rotary drive apparatus for rotary body |
12/02/2003 | CA2070857C Post molding wedge forming process for pivot joint internal bushing ends, and applications |
11/20/2003 | DE20023261U1 Forming two opposite flanges on a metal sheet, involves moving metal sheet from front to back end, and vice versa, of a rollformer to form the corresponding flanges |
11/12/2003 | EP1360022A1 Flange sleeve, method for the production thereof and bending tool for producing flanges on a sleeve |
11/11/2003 | US6644083 Spin forming a tubular workpiece to form a radial flange on a tubular flange and a bead or thick rim on the radial flange |
11/04/2003 | US6640601 Electric hemming press |
11/04/2003 | US6640599 Tool for automatic roll folding |
10/30/2003 | US20030201663 Seat frame structure and method for forming |
10/29/2003 | CN1451498A United corner jointing machine |
10/21/2003 | US6634335 Component, especially a high-pressure component for fuel injection systems, and method for producing a component of this type |
10/15/2003 | EP1202825B1 Method and device for forming a corner limited on three sides, from a plate-shaped material with an even surface |
09/30/2003 | US6626020 Method of producing vibration-isolating bushing |
09/24/2003 | EP0996760B1 A method for improving the hemmability of age-hardenable aluminum sheet |
09/24/2003 | CN1443627A Cam equipment |
09/18/2003 | US20030173778 Hollow product, fluid processing system and joining method of hollow members |
09/17/2003 | EP1344586A1 Cam apparatus |
09/11/2003 | US20030167874 Cam apparatus |
09/11/2003 | US20030167814 Device and method for bending cylinder edge |
09/10/2003 | EP1342517A2 Attaching a bottom to a can body |
09/10/2003 | EP1342516A2 Roll forming a non circular cross sectional shape |
09/10/2003 | EP1341622A1 Folded-seam connection, method of producing it and device |
09/10/2003 | EP1165268B1 Tool for automatic roll folding |
09/03/2003 | CN1439537A Wheel rim and producing method thereof |
08/28/2003 | US20030159491 Sheet metal bending machine for forming cleats |
08/27/2003 | CN1119210C Device for forming external decorative material for building |
08/21/2003 | WO2003069185A1 Work piece, metal push belt and method and processing tool for producing the same |
08/21/2003 | US20030155805 Wheel rim and wheel rim manufacturing method |
08/19/2003 | US6607802 Method for joining two parts and a unit of joined parts joined by the same |
08/14/2003 | WO2003066251A1 Seat frame structure and method for forming |
08/07/2003 | WO2003064072A1 Metal sheet for building purposes, and method and apparatus for making such sheets |
08/06/2003 | CA2370811A1 Seat frame structure and method for forming |
07/30/2003 | EP1331048A1 Metal sheet for building purposes, and method and apparatus for making such sheets |
07/29/2003 | US6598285 Bordering and/or crease-closing machine and method for operating the same |
07/23/2003 | CN1431944A Hollow product, fluid processing system and joining method of hollow members |
07/17/2003 | WO2002057033A8 Electric hemming press |
07/16/2003 | EP1244529B1 A method and an apparatus for can making |
07/01/2003 | US6584661 Hemming machine |
06/25/2003 | EP1320429A1 Method and device for forming a flange or a rim on an end of a steel pipe |
06/25/2003 | EP1165266A4 Manufacturing process for container including a heat exchange unit as an integral part thereof |
06/04/2003 | CN1422192A Method and apparatus for forming two flanges on a metal sheet |
05/28/2003 | CN1419974A Process and device for making air metal intlet of fan |
05/13/2003 | US6560838 Sheet metal repair method, sheet metal repair tool, and sheet-like member fixing device |
05/08/2003 | WO2003037541A1 Device and method for hemming processing |
05/08/2003 | US20030085231 Reinforced metal container and method for making same |
04/24/2003 | US20030074943 Method and an apparatus for can making |
04/16/2003 | EP1302253A2 Spin-forming method, spin-forming apparatus, and catalytic converter |