Patents
Patents for B21D 39 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders (11,420)
07/2004
07/08/2004US20040128815 Tool kit and method for repairing a damage vehicle body member with a hem flange
07/06/2004US6758262 Heat sink, method for manufacturing same, and pressing jig
07/06/2004US6757974 Fuel inlet and manufacturing method thereof
07/01/2004DE10260979A1 Workpiece producing device for use on metal blank has deforming tool with rivet recess for rivet being driven into blank
06/2004
06/30/2004EP1433547A1 Heat exchanger and method of manufacturing the heat exchanger
06/24/2004WO2004054074A1 Method and device for manufacturing flat commutator
06/24/2004WO2004053415A1 Method for producing cross-fin tube for heat exchanger, and cross fin-type heat exchanger
06/24/2004WO2004019768A3 Hand held stent crimping apparatus and method
06/24/2004US20040118827 Weld bracket
06/24/2004US20040118239 Casing tube of a steering column of a motor vehicle and a method for producing the casing tube
06/24/2004DE10326609A1 Hollow part assembled of two shells of different materials, in particular used as component of vehicle, joined by folding edges twice
06/23/2004CN2621097Y Tube expander
06/17/2004WO2003042030A8 Method of constructing a large, three-dimensional, laminar body
06/17/2004US20040115025 Method for the application of a function element to a mouldable metal piece using a high pressure moulding process, assembled piece and die
06/17/2004US20040112005 Quick change metal stud to hemmed track roll forming system
06/17/2004US20040111863 Folded-seam connection, method of producing it and device
06/17/2004DE19913757B4 Verfahren zur Herstellung einer Nietverbindung A process for producing a riveted joint
06/16/2004EP1428590A1 Method to produce a conduit element with concentric pipes and corresponding conduit element
06/16/2004CN1505548A Tool for the mechanical connection of plates
06/10/2004US20040107560 Spring assembly and method for manufacturing the same
06/10/2004US20040107559 Hemming apparatus and method using a horizontal motion for actuating the die sets
06/08/2004US6745846 Expandable downhole tubing
06/08/2004US6745608 Hemming units and apparatus
06/08/2004US6745606 Device and method for bending cylinder edge
06/08/2004US6745448 Pipe body and forming method of the same
06/03/2004WO2004045787A1 An apparatus for carrying out an operation on a mechanical workpiece
06/03/2004WO2004020895B1 Method of manufacturing an insulated pipeline
06/03/2004WO2004015280A3 Pull type swage fasteners with removable mandrel
06/02/2004EP1424522A2 Structure for connecting two members, method therefor, and die
06/01/2004US6742606 Method and apparatus for drilling and lining a wellbore
06/01/2004US6742372 Hemming machine
06/01/2004US6742258 Method of hydroforming articles and the articles formed thereby
05/2004
05/27/2004DE19846279B4 Anlasserzahnkranz und Verfahren zu seiner Herstellung Starter gear and process for its preparation
05/27/2004DE10248551B3 Point-focal mechanical three-sheet joint producing process involves using two joint punches on carrier part to stamp local joints
05/26/2004EP1422426A1 Hemmed joint
05/26/2004EP1420908A1 Roller folding head and method for folding a flange
05/26/2004EP1420907A1 Flange device for application of a flanged edge to a workpiece by roll folding comprising at least two folding steps
05/26/2004EP1420906A4 Method of forming a tube
05/26/2004EP1420906A2 Method of forming a tube
05/26/2004CN2617493Y Multi-stage ball style pipe expander
05/25/2004US6739169 Method for hemming
05/25/2004US6739168 Hemming device and hemming method
05/20/2004US20040096538 Swaging technology
05/20/2004US20040094312 Expander for expanding a tubular element
05/20/2004US20040093924 Seam closing apparatus
05/19/2004EP1418829A1 Method for manufacturing a beam for a storage rack and arrangement for beams for storage racks
05/19/2004DE10250342A1 Jointing process for connecting overlapping components involves exerting counter-pressure to deform first component to form undercut in stamped region of second one
05/19/2004CN1497574A Plastic-flow connector and its connecting method
05/19/2004CN1497199A Spring assembly and manufacturing method thereof
05/19/2004CN1150067C Hydraulic pipe locking machine
05/13/2004WO2004026499A9 Duct reinforcement rod and fabrication apparatus
05/13/2004WO2004001248A3 Splined clutch hub and method of making same
05/13/2004DE10248020A1 Verfahren und Vorrichtung zum Fügen von zumindest zwei Bauteilen Method and apparatus for assembling at least two components
05/12/2004EP1418357A2 Elastic shaft coupling and elastic bush forming method
05/12/2004CN1496312A Fixing crosspiece and arm, particularly for semi-rigid axle
05/11/2004US6734400 Method of joining a rod-shaped heating element with a tubular carrier element, and a glow plug including a rod-shaped heating element in a tubular carrier element
05/11/2004US6732425 Heat exchanger sleeve end expander apparatus
05/06/2004US20040086328 Bolt element comprising a shaft part and a spherical head, assembly component and method for producing a bolt element
05/06/2004US20040083595 Method of manufacturing a hollow shaft having a flange at one end thereof
05/06/2004US20040083592 Method for covering a flower pot and floral grouping
05/06/2004EP1416186A2 Spring assembly and method for manufacturing the same
05/06/2004DE10161250B4 Verfahren zum mechanischen Fügen von Blechen A method for mechanical joining of sheets
05/04/2004US6729009 Method for connecting workpieces by cold forming
04/2004
04/29/2004WO2004036969A1 Method and device for joining at least two parts
04/29/2004US20040080157 Pipe fitting for a panel, especially for a panel of a lid or container
04/29/2004US20040079528 Tubing anchor
04/29/2004US20040079132 Pressing tool
04/27/2004US6725537 Method of connecting circuit element
04/22/2004US20040074077 Work piece
04/22/2004DE10197111T5 Elektrische Falzpresse Electrical crimper
04/21/2004EP1410869A1 Weld bracket, a weld bracket to sheet metal assembly and method for coupling this bracket to the sheet metal
04/21/2004EP1409176A1 Crimping unit
04/20/2004US6722013 Method, tool and punch for joining components to a plate
04/15/2004WO2004030844A1 Method and device for permanently joining overlapping, plate-shaped parts
04/15/2004WO2004020895A3 Method of manufacturing an insulated pipeline
04/15/2004WO2004004959A3 Method for making a section of a support strut member of an offshore oil-drilling rig
04/15/2004US20040071504 Method of bonding metallic members by plastic-flow bonding and plastic-flow bonded body
04/15/2004US20040070304 Electric motor
04/15/2004DE10245604A1 Verfahren und Vorrichtung zum dauerhaften Verbinden von einander überlappenden, plattenförmigen Bauteilen Method and apparatus for permanently joining overlapping plate-shaped parts
04/14/2004EP1406737A2 Method and device for connecting superimposed plates
04/14/2004CN1488876A Pipe and joint-connection structure and connection method thereof
04/08/2004WO2004028720A1 Process for producing tubular ring with beads and die for use therein
04/08/2004DE10317686A1 Method for folding a hermetically sealed joint between two metallic sheets has the adjoining sheet edges formed upwards at different heights and the longer rolled over the shorter and crushed
04/07/2004EP1406027A1 Method of bonding metallic members by plastic-flow bonding and plastic-flow bonded body
04/06/2004US6715335 Portable crimping device for crimping fitting sockets
04/01/2004WO2004026732A2 Seam closing apparatus
04/01/2004WO2004026499A2 Duct reinforcement rod and fabrication apparatus
04/01/2004US20040062598 Workpiece
03/2004
03/31/2004EP1402968A1 Hemming device
03/31/2004CN2608181Y Locating device of tube expander
03/30/2004US6712259 Method for assembling sheet metals and rigid structure obtained by said method
03/30/2004US6711799 Method and device for tightly fixing a piece of flexible tubing consisting of an elastomer material to a connecting part
03/25/2004WO2004025065A1 Method and apparatus for assembling a 2-piece skin door
03/25/2004WO2004024364A1 Method and die for fixing a functional element to a part made of sheet metal
03/25/2004US20040055132 Method for jointing metal components
03/23/2004US6709061 Seat frame structure and method for forming
03/18/2004WO2004022987A1 Self-attaching female fastener element, sealed fastener and panel assembly and method of forming same
03/18/2004WO2004022257A1 Method and device for joining a planar component to a hollow section
03/18/2004US20040050130 Method and forming machine for deforming a hollow workpiece
03/18/2004US20040049915 Method for prestressing tubes of a heat exchanger with precise tailoring of the prestress
1 ... 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 ... 115