ClassID:

38559

B21D19/12 - CPC Classification

Classification description:

Flanging or other edge treatment, e.g. of tubes Edge-curling

Sub-classes:
Recent Application in this class:
#1
20240297380
2024-09-05

DEVICE AND METHOD FOR MANUFACTURING BATTERY CELL

#2
20220170576
2022-06-02

Tube end member, flange tube, band joint structure for flange tube, and method for manufacturing tube end member

#3
20220048088
2022-02-17

Press-forming method, blank member for sheet-shaped material, intermediate formed product, method for manufacturing press-formed product, and press-formed product

#4
20200366039
2020-11-19

Coaxial connector and method for producing the outer contact of the same

#5
20200362936
2020-11-19

Manufacturing method for cylinder device

#6
20200102117
2020-04-02

End closure with double anti-missile score

#7
20190291158
2019-09-26

Press forming method for compound material

#8
20190168283
2019-06-06

Shell system locating assembly for shells

#9
20190126336
2019-05-02

DEVICE AND METHOD FOR FLANGING AN END OF A RIGID TUBE FOR CONVEYING FLUID

#10
20190032818
2019-01-31

Thin wall pipe and manufacturing process

#11
20180304446
2018-10-25

Arrangement for working a tube end

#12
20180304331
2018-10-25

BENDING MACHINE

#13
20180281044
2018-10-04

Method for producing a shaped sheet metal part produced by UO forming, and shaped sheet metal part

#14
20180214922
2018-08-02

Method of molding back cover of display and die for molding back cover

#15
20180154423
2018-06-07

Press die

#16
20170368588
2017-12-28

Method for machining outer circumference of metal end cross-section and method for joining metal component obtained by the machining method with another member

#17
20170333970
2017-11-23

Method and apparatus for producing a rolled curl on an open end of metal container

#18
20170313149
2017-11-02

Leaf spring device and method for manufacturing leaf spring device

#19
20170252793
2017-09-07

Shell system locating assembly for shells

#20
20170166345
2017-06-15

INVERTED CURLING METHOD FOR METAL BEVERAGE CONTAINERS AND BEVERAGE CONTAINERS WITH INVERTED CURLS

#21
20170043388
2017-02-16

COST-REDUCED TORQUE CONVERTER SHROUDS

#22
20170042375
2017-02-16

Stay-flat sheet pan

#23
20170021962
2017-01-26

End closure with double anti-missile score

#24
20160136709
2016-05-19

Apparatus and method for robotic roller hamming

#25
20160116092
2016-04-28

Method for forming a pipe joint, pipe joint and flange part arrangement

#26
20160029749
2016-02-04

DEVICE AND METHOD OF MANUFACTURE FOR A METAL BRACELET

#27
20150224562
2015-08-13

VALVE HOLE FLARE FOR VEHICLE WHEELS

#28
20150175300
2015-06-25

End closure with double anti-missile score

#29
20150165509
2015-06-18

Method for forming a metal closure

#30
20150042019
2015-02-12

Method for forming an angled flange

#31
20150016872
2015-01-15

Panel assembly and method of forming same

#32
20140360244
2014-12-11

Bending pliers

#33
20140353990
2014-12-04

Energy absorbing member, method for producing same, and electromagnetic tube expansion method for rectangular cross-section member and polygon cross-section member

#34
20140133940
2014-05-15

Rail system for thermoformer with dual motor chain drive

#35
20140008854
2014-01-09

Method and apparatus for forming an angled flange

#36
20110241413
2011-10-06

WHEEL FOR VEHICLE

#37
20110156444
2011-06-30

PANEL STRUCTURE AND MANUFACTURING METHOD THEREOF

#38
20110056583
2011-03-10

MULTI-WALLED TUBE AND METHOD OF MANUFACTURE

#39
20110008134
2011-01-13

Double seaming chuck-knockout

#40
20110005292
2011-01-13

Method of forming curled portion

#41
20100116775
2010-05-13

MULTI-COLOR PRINTED AND EMBOSSED LID FOR CREAM JARS AND METHOD FOR PRODUCING SUCH LIDS

#42
20100021270
2010-01-28

Tooling and method for the manufacture of a tab with coin precurl for improved curl formation

#43
20090260412
2009-10-22

Curling die tool

#44
20090165526
2009-07-02

Process and apparatus to make an edge or a collar featuring a complex structure on metal rough pieces

#45
20080289280
2008-11-27

Single web grid with reinforced bulb

#46
20080253862
2008-10-16

Formation of a curl in a unitary closable container

#47
20080229802
2008-09-25

Method of Forming a Metal Sheet Blank

#48
20080216539
2008-09-11

Method and device for the integral molding of a flange to the end of a round or oval pipe of thin-walled sheet metal and pipe produced by the method

#49
20080169489
2008-07-17

Multi-walled tube and method of manufacture

#50
20080168818
2008-07-17

Formation of a curl in a unitary closable container

#51
20080120941
2008-05-29

SINGLE WEB GRID WITH REINFORCED BULB

#52
20080087067
2008-04-17

Curling tool assembly and curling unit having same

#53
20070296249
2007-12-27

Panel fastening method and panel member for automobile

#54
20070278230
2007-12-06

Tab with coin precurl for improved curl formation

#55
20070143988
2007-06-28

Method for molding vehicular wheel rim

#56
20060230808
2006-10-19

Method for producing a workpiece in the form of a metal sheet with at least one at least partly rolled edge, and workpiece produced in such a way

#57
15357377
2019-02-05

Crown cap fabrication method