ClassID:

38528

B21D13/02 - CPC Classification

Classification description:

Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing

Recent Application in this class:
#1
20260070110
2026-03-12

METHOD AND PRESS FOR INTRODUCING A DEFORMATION PATTERN INTO A SHEET

#2
20250281967
2025-09-11

PRESS DIE ASSEMBLY

#3
20250091110
2025-03-20

PLEATING MACHINE FOR MANUFACTURING CORRUGATED WIRE MESH

#4
20250050401
2025-02-13

BIPOLAR PLATE, AND METHOD FOR EMBOSSING A CHANNEL STRUCTURE

#5
20240399437
2024-12-05

COMPRESSIVE STRESS FORMING SYSTEMS AND METHODS

#6
20240226987
2024-07-11

ENERGY-DISSIPATING COVER AND METHODS FOR MAKING THE COVER

#7
20240001422
2024-01-04

WAVE ROLL DIE ASSEMBLY

#8
20230035262
2023-02-02

CONCAVE-CONVEX METAL PLATE AND FLOOR HEATING USING THE SAME

#9
20220337137
2022-10-20

TRANSLATION MOTOR AND A METHOD FOR PRODUCING A STATOR OF SUCH A TRANSLATION MOTOR

#10
20220203425
2022-06-30

Apparatus and method for bending contoured metal sheeting about a fold line

#11
20220142641
2022-05-12

Method of forming an anvil for a surgical stapler

#12
20220039278
2022-02-03

Energy-dissipating cover and methods for making the cover

#13
20220023932
2022-01-27

Cable Bending System

#14
20210355556
2021-11-18

Method for improving yield strength of a workpiece, an apparatus and a workpiece thereof

#15
20210245223
2021-08-12

Connecting sheet metal end sections by means of forming

#16
20210111670
2021-04-15

Processing device and method for forming connection conductors for semiconductor components

#17
20200290104
2020-09-17

Manufacturing method of body frame and body frame

#18
20200122213
2020-04-23

Punching tool comprising a punch and a die

#19
20200108434
2020-04-09

Manufacturing method of middle member structure

#20
20200011421
2020-01-09

Multilayer static gasket, distance layer with improved stopper region therefor, and method of construction thereof

#21
20190301733
2019-10-03

Stove, flame port structure disposed in a stove and method of making flame port structure

#22
20190184442
2019-06-20

MACHINE AND METHOD FOR FORMING INTER-SHEET REGISTERING CONTOURS IN METAL BLANKS FOR SEPARATION

#23
20190160517
2019-05-30

Method and apparatus for forming a beaded can end

#24
20190143388
2019-05-16

Method for manufacturing a middle frame for mobile terminal and mobile terminal with a middle frame

#25
20190009320
2019-01-10

Metal plate and metal cover employing same

#26
20180304342
2018-10-25

HEAT EXCHANGER WITH IMPROVED FINS

#27
20180297097
2018-10-18

Forming a bend in a corrugation

#28
20180281040
2018-10-04

METHOD OF MANUFACTURING METAL EMBOSSED PLATE

#29
20180223408
2018-08-09

Separator production method

#30
20180221934
2018-08-09

Die assembly for a stamping press

#31
20180215572
2018-08-02

Apparatus for folding a sheet of material into a support structure

#32
20180154417
2018-06-07

Method and apparatus for forming metal sheet

#33
20180154416
2018-06-07

Sheet metal forming method and apparatus

#34
20180097241
2018-04-05

Flow field plates in fuel cells

#35
20180050380
2018-02-22

Method for producing a shaped sheet metal part having wall thicknesses differing from each other by region, and axle subframe

#36
20170299079
2017-10-19

DENTING DEVICE FOR IMPROVING SURFACE ROUGHNESS OF VALVE PLATE AND VALVE PLATE HAVING DENT PATTERN

#37
20170252790
2017-09-07

Folding device for simultaneous formation of a plurality of corrugations in a metal sheet and method for use of said device

#38
20170216901
2017-08-03

Manufacturing method of press-formed article, press-formed article, and press forming apparatus

#39
20170066027
2017-03-09

Folding device for forming a corrugation in a metal sheet and method for using a folding device

#40
20170008058
2017-01-12

Method for forming metal plate and apparatus for forming metal plate

#41
20160361751
2016-12-15

Method for manufacturing metal compact and apparatus for manufacturing metal compact

#42
20160361744
2016-12-15

Press die apparatus

#43
20160271673
2016-09-22

Assembly and method for press forming a deformable material

#44
20160221061
2016-08-04

System and method of varying dwell time in a honeycomb plate press

#45
20160219751
2016-07-28

Structure for a heat transfer interface and method of manufacturing the same

#46
20160211532
2016-07-21

Molding method for removing separator distortion and molding device for removing separator distortion

#47
20160130169
2016-05-12

Corrugated sheet, method of manufacture thereof, and mold therefor

#48
20160129491
2016-05-12

Device and method for forming thin plate-shaped substrate

#49
20160096218
2016-04-07

Method and apparatus for creating formed elements used to make wound stents

#50
20160089712
2016-03-31

Versatile dynamic stamping/restriking tool

#51
20160074919
2016-03-17

Metal separator molding device and method for molding metal separator

#52
20160067756
2016-03-10

Metal plate forming method and forming device

#53
20150352620
2015-12-10

System and method of varying dwell time in a honeycomb plate press

#54
20150340711
2015-11-26

Flow field plates in fuel cells

#55
20150290693
2015-10-15

Corrugated plate manufacturing apparatus

#56
20150290692
2015-10-15

Device for molding and method for molding metal plate

#57
20150266078
2015-09-24

Metal plate stamping method and stamping apparatus

#58
20150174641
2015-06-25

Processing machine and bending method

#59
20150158075
2015-06-11

Press molding machine

#60
20150101385
2015-04-16

Tool and method for producing stamped parts

#61
20140352395
2014-12-04

Press die

#62
20140352394
2014-12-04

Press die

#63
20140352393
2014-12-04

Forming die apparatus and die member

#64
20140238092
2014-08-28

Method for Producing a Crown of a Golf Club Head

#65
20140157856
2014-06-12

Sheet forming tool and a method for the manufacture of a corrugated sheet

#66
20130277884
2013-10-24

Method and apparatus for creating formed elements used to make wound stents

#67
20130255345
2013-10-03

Fin processing apparatus

#68
20130125609
2013-05-23

Method for bending process and processing machine

#69
20130105046
2013-05-02

SYSTEM AND METHOD FOR GENERATING A WELDED ASSEMBLY

#70
20120263969
2012-10-18

Apparatus for manufacturing truss structure using multi-point pins, method of manufacturing truss structure using the same, truss core sandwich panel having the truss structure, method of manufacturing the truss core sandwich panel

#71
20120118174
2012-05-17

Baguette tray and method for manufacturing the same

#72
20120055223
2012-03-08

Method of producing a separator

#73
20110229689
2011-09-22

Method And Device For Manufacturing A Structured Lining Wave, And Such A Lining Wave

#74
20110219847
2011-09-15

Circular groove pressing mechanism and method for sputtering target manufacturing

#75
20110209861
2011-09-01

METHOD OF MANUFACTURING PLATE HEAT EXCHANGER AND PLATE HEAT EXCHANGER

#76
20110209517
2011-09-01

Production equipment for producing corrugated fin

#77
20110162495
2011-07-07

Method for manufacturing imaging element

#78
20100275671
2010-11-04

Forming apparatus and forming method

#79
20100261030
2010-10-14

METHOD FOR CREATING PATTERN ON A METAL SURFACE BY IMPRINTING WITH THE AID OF HEATING

#80
20100252954
2010-10-07

Apparatus and method for forming panel

#81
20100229618
2010-09-16

Method and apparatus for forming a turbofan mixer

#82
20100229359
2010-09-16

Sheet metal casket with inlays

#83
20100218442
2010-09-02

Deep-drawing device

#84
20100170315
2010-07-08

Assembly and method for press forming a deformable material

#85
20100030362
2010-02-04

Curved surface forming method of a metal plate

#86
20090266127
2009-10-29

Device for marking fin material as it is being formed on a fin machine

#87
20090013633
2009-01-15

Metal framing members

#88
20080314189
2008-12-25

Deformable element of a steering wheel spindle in the form of a corrugated tube

#89
20080127706
2008-06-05

Adjustable corrugating die sets and method of forming corrugations of varying configurations

#90
20080040926
2008-02-21

Apparatus and method for forming corrugated members

#91
20070107485
2007-05-17

Device for sheet material corrugation

#92
20070098835
2007-05-03

Device for sheet material corrugation

#93
20060283529
2006-12-21

Apparatus and Method of Producing Net-Shaped Components from Alloy Sheets

#94
20060193939
2006-08-31

Equipment for producing corrugate fin

#95
20050262918
2005-12-01

Method and apparatus for pressing sheet material

#96
20050188740
2005-09-01

Press forming apparatus for fuel cell metal separator

#97
20050178182
2005-08-18

Metal-forming die and method for manufacturing same

#98
20050061407
2005-03-24

Wave-processing method and wave-processing die for core metal of wet friction material

#99
20050044918
2005-03-03

Apparatus and method for folding a sheet material

#100
12976941
2018-08-14

Heat exchanger fin forming machine