Patents for B21D 17 - Forming single grooves in sheet metal or tubular or hollow articles (1,507)
03/2005
03/30/2005EP1518616A2 Sheet rolling machine for forming beads, edges and the like on metal sheets
03/24/2005US20050061050 Method of forming spline and keyway for sheet metal rotating member with boss part
03/17/2005US20050056065 Deformation of thin walled bodies
03/10/2005US20050050939 Press, punch & die
03/08/2005US6862807 Method of producing a steering wheel skeleton and vehicle steering wheel
03/03/2005DE4117614B4 Kupplungsscheibe Clutch plate
03/03/2005DE10297647T5 Verfahren zum Ausbilden einer Rille und einer Keilnut für ein sich drehendes Blechglied mit Nabenteil A method of forming a groove and a keyway for a rotating plate member with hub part
03/02/2005EP1510651A2 Method and apparatus for expanding a liner patch
02/2005
02/24/2005US20050039512 Method and device for notching tubes and the tube thus obtained
02/24/2005DE10392402T5 Umlaufende, mit Rollen versehene Rillenbildungseinrichtung für ein Rohr Circumferential provided with rollers groove educational institution for a pipe
02/20/2005CA2477793A1 Valve guide grooving tool
02/17/2005US20050034499 Processing method of forming a concavity in a pipe member and an apparatus thereof
02/09/2005EP1505251A2 Drilling method
02/03/2005US20050022573 Method and device for procuding a switch cylinder
01/2005
01/27/2005WO2005007391A1 Method and device for manufacturing support body for run flat
01/27/2005US20050016248 Method of working recessed portion in headrest stay and press apparatus for working recessed portion in headrest stay
01/18/2005US6843096 Process and device for producing press fittings from steel, in particular special steel
01/12/2005EP1495841A1 Surface treatment facility of metal plate, method for producing metal plate and system for producing metal plate
01/12/2005EP1494827A1 Device for the plastic deformation of work pieces
01/06/2005US20050000260 Deformation of thin walled bodies
01/05/2005EP1492650A1 Method for manufacturing a directionally dependent reflective surface
12/2004
12/29/2004WO2004112984A1 Method and device for molding whell rim hump part
12/29/2004WO2004112982A1 Embossing machine and method for embossing workpieces
12/29/2004WO2004026630A3 Method of making automotive parts having spline
12/28/2004US6834523 Method for producing seamless tube with grooved inner surface
12/08/2004EP1141517B1 Drilling method
12/01/2004EP1480768A1 Device for reshaping and/or folding bodies of cans
12/01/2004CN1177659C Bordering and/or crease-closing machine and method for operating the same
11/2004
11/18/2004US20040226723 Procedures and equipment for profiling and jointing of pipes
11/16/2004US6817919 Method and apparatus for manufacturing a frame work for shadow mask
11/11/2004US20040222270 Method for manufacturing fuel inlet
11/11/2004US20040221460 Razor blade and method of manufacture
11/10/2004EP1474645A1 Waste gas heat exchanger
11/04/2004US20040216925 Method and apparatus for drilling and lining a wellbore
11/04/2004US20040216878 Method and apparatus for drilling and lining a wellbore
10/2004
10/27/2004EP1469956A1 Reshaping tool
10/19/2004US6805196 Expander
10/14/2004WO2004087346A1 A method of making the groove of pipe materials
10/06/2004EP1463622A1 Die assembly
09/2004
09/29/2004EP1461170A1 Method and device for notching tubes and the tube thus obtained
09/23/2004US20040182547 Waste gas heat exchanger
09/23/2004DE19840260B4 Sickenmaschine zum Sicken von Blechelementen Beading machine for beading of sheet metal elements
09/21/2004US6792782 Method for deforming a tube near one of its ends and tool used in this method
08/2004
08/31/2004US6782772 Hollow rack shaft and manufacturing method thereof
08/18/2004EP1446248A1 Device and method for flaring and shaping can bodies
08/17/2004US6776018 Roll grooving apparatus
08/11/2004CN1519067A Slot shaping appts.
08/05/2004US20040149454 Downhole sealing
08/05/2004US20040149149 Method and apparatus for marking workpieces
08/04/2004CN2629869Y Wiredrawing machine
08/03/2004US6769164 Method and an apparatus for can making
07/2004
07/28/2004CN1516217A Cutting device for shadow mask support
07/28/2004CN1516216A Grinding device for shadow mask support
07/22/2004US20040139775 Method of forming double O-ring
07/20/2004US6763739 Hollow rack shaft and manufacturing method thereof
07/15/2004US20040134252 Method of making automotive parts having spline
07/14/2004EP1216112B1 Deformation of thin walled bodies
07/06/2004US6757974 Fuel inlet and manufacturing method thereof
06/2004
06/29/2004US6755068 Ironing-deep drawing process
06/24/2004DE202004006708U1 Machine for making grooves in headrest tubes for motor vehicle seats has punch with alignment and working faces to engage surface of tube
06/02/2004CN2618693Y Channelling machine for water pipe
06/02/2004CN2618692Y Slot digger
06/01/2004US6742606 Method and apparatus for drilling and lining a wellbore
06/01/2004US6742234 Method of rollforming with transverse scorer and dimpler
05/2004
05/27/2004WO2004026630A9 Method of making automotive parts having spline
05/06/2004WO2004037459A1 Method and device for stamping notches onto hollow pipes
05/06/2004US20040086329 Ornamental tube machine and method for using same
05/06/2004DE10250045A1 Verfahren und Vorrichtung zum Prägen von Kerben an Hohlrohren Method and apparatus for embossing grooves on the hollow pipes
04/2004
04/29/2004US20040079528 Tubing anchor
04/21/2004CN1146938C Method for producing shadow mask support
04/13/2004US6718813 Pipe rack forming method and apparatus
04/08/2004US20040065129 Method for forming a groove and flow-forming machine
04/07/2004EP1405683A2 Deformation of thin walled bodies
04/07/2004EP1207972A4 Hydraulic positioning assembly for cold rolling tubes
04/01/2004WO2004026630A2 Method of making automotive parts having spline
03/2004
03/24/2004EP1400291A2 Deformation of thin walled bodies
03/11/2004US20040045778 Outer shell unit and method of manufacturing the unit
03/10/2004CN1141192C Means for making trough on roller
03/09/2004US6702030 Procedures and equipment for profiling and jointing of pipes
03/09/2004US6702029 Tubing anchor
02/2004
02/26/2004WO2004016367A1 Press for tube notching provided with a mandrel which is arranged inside said tube and a piece corresponding to produced notch
02/26/2004DE10236822A1 Verfahren und Vorrichtung zur Herstellung einer Schalttrommel Method and apparatus for producing a shift drum
02/11/2004EP1388689A2 Method and apparatus for producing a gear changing roll
02/11/2004EP1146973B1 Method for deforming a tube in the proximity of one of its ends and tool therefor
02/10/2004US6688400 Downhole sealing
02/10/2004US6688150 Roll grooving apparatus
02/10/2004CA2437172A1 Method and device for producing a switch cylinder
01/2004
01/22/2004US20040011112 Device and method for the widening and forming of a can body
01/15/2004WO2004004943A1 Fine forging method, method of manufacturing liquid injection head, and liquid injection head
01/08/2004US20040003645 Method and device for producing steel, especially stainless steel press fittings
12/2003
12/23/2003US6666062 Pipe preparation device
12/11/2003US20030226387 Orbiting roller groover for pipe
12/02/2003US6655451 Heat transfer tube for falling film type evaporator
11/2003
11/27/2003US20030217844 Deformable member
11/20/2003US20030213321 Hollow rack shaft and manufacturing method thereof
11/20/2003DE20313395U1 Metal embossing assembly has upright frame with height-adjustable cross-beams and pressing rollers
11/12/2003CN2585717Y Grooving appts. for pipe end
10/2003
10/30/2003WO2003089159A1 Orbiting roller groover for pipe
10/30/2003CA2482642A1 Orbiting roller groover for pipe
10/23/2003WO2003086719A1 Method for manufacturing a directionally dependent reflective surface
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