ClassID:

38514

B21D11/08 - CPC Classification

Classification description:

Bending not restricted to forms of material mentioned in only one of groups , , ; Bending not provided for in groups  -  ; Twisting Bending by altering the thickness of part of the cross-section of the work

Sub-classes:
Recent Application in this class:
#1
20240399437
2024-12-05

COMPRESSIVE STRESS FORMING SYSTEMS AND METHODS

#2
20240367210
2024-11-07

METHOD FOR BENDING AND MACHINING WORKPIECES ON A MACHINE TOOL, AND MACHINE TOOL FOR MACHINING AND BENDING WORKPIECES

#3
20240033836
2024-02-01

METHODS AND APPARATUS FOR CUTTING PROFILES

#4
20230014821
2023-01-19

BUS BAR AND METHOD FOR PRODUCING SAME

#5
20220040747
2022-02-10

FLAT TOP METAL GAINER

#6
20210354184
2021-11-18

METHOD FOR MANUFACTURING A SPATIALLY STRUCTURED PRODUCT, SEMI-FINISHED PRODUCT FOR THE PRODUCTION OF SUCH A PRODUCT AND PRODUCT WITH A SPATIALLY STRUCTURED SURFACE

#7
20210291247
2021-09-23

Bending method

#8
20200130516
2020-04-30

Battery box for electric vehicles

#9
20190374989
2019-12-12

Sheet metal bending machine with variable roller geometry

#10
20190232397
2019-08-01

METHODS AND APPARATUS FOR CUTTING PROFILES

#11
20190226510
2019-07-25

SEMI-FINISHED PRODUCT HAVING FUNCTIONAL ELEMENTS FOR COMPONENTS, COMPONENT MADE FROM SAID SEMI-FINISHED PRODUCT, AND METHOD FOR THE COMPONENT PRODUCTION

#12
20190214620
2019-07-11

BATTERY CASE LID AND MANUFACTURING METHOD FOR BATTERY CASE LID

#13
20190149021
2019-05-16

Method for manufacturing core plate

#14
20190143624
2019-05-16

DOWNHOLDING PRESS FOR PRODUCING A SEMI-FINISHED PRODUCT FROM SHEET-METAL MATERIAL HAVING THICKNESS-REDUCED REGIONS, AND METHOD FOR PRODUCING A SHEET-METAL FORMED PART

#15
20190047030
2019-02-14

METHOD OF FOLDING METAL BLANK MADE OF HIGH-STRENGHT MATERIAL WITHOUT CRACKS

#16
20180078993
2018-03-22

Method of forming a closed cross-sectional structure

#17
20180071804
2018-03-15

Cooking appliance and method of manufacturing housing of cooking appliance

#18
20180057069
2018-03-01

Foldable underbody panel

#19
20170361368
2017-12-21

Stamped and welded process for making steel rectangular or square tubular parts and parts therefrom

#20
20170320119
2017-11-09

Apparatus for manufacturing elbow-shaped duct

#21
20170222201
2017-08-03

Manufacturing method for battery case lid including explosion-proof valve

#22
20170165735
2017-06-15

Press forming method and method of manufacturing press formed product

#23
20170074031
2017-03-16

Window spacer frame crimping assembly

#24
20170014886
2017-01-19

Press forming method and method of manufacturing pressed product as well as press forming apparatus

#25
20160297015
2016-10-13

Channel bender

#26
20160288186
2016-10-06

Blank steel plate, production method and production device therefor, and production method for press-formed product using blank steel plate

#27
20160271708
2016-09-22

Methods and apparatus for cutting profiles

#28
20160256966
2016-09-08

Device with multiple units for processing strips of material

#29
20160243603
2016-08-25

Method of producing polygonal closed cross-section structural component with a curved form and polygonal closed cross-section structural component produced by the method

#30
20160207236
2016-07-21

Composite member and composite-member manufacturing method

#31
20160199184
2016-07-14

Crimping accessory devices and methods of use

#32
20160149179
2016-05-26

Manufacturing method for battery case lid including explosion-proof valve

#33
20160144419
2016-05-26

Machine tool drive system

#34
20150336150
2015-11-26

Crimping apparatus for crimping prosthetic valve with protruding anchors

#35
20150308174
2015-10-29

TRACK STRUCTURE FOR A SLIDEWAY AND A METHOD FOR MAKING THE SAME

#36
20150224555
2015-08-13

Device and method for generating channel letters

#37
20150202679
2015-07-23

Method of making strip formed by web-connected wires

#38
20150170553
2015-06-18

Profiles used in generating channel letters

#39
20150165511
2015-06-18

Method and apparatus that forms a closed cross-sectional structure

#40
20150076215
2015-03-19

Method of manufacturing curvilineal closed structure parts without flange and apparatus for the same

#41
20150045143
2015-02-12

Golf club head and method for manufacturing same

#42
20130309523
2013-11-21

Plate-shaped workpiece forming method

#43
20130196188
2013-08-01

Manufacturing method for battery case lid including explosion-proof valve

#44
20130091918
2013-04-18

System and method of manufacturing a structure

#45
20130053976
2013-02-28

Method for producing an implant having at least one break line

#46
20130008222
2013-01-10

Molding method for plate-shaped workpiece, and molded article

#47
20120324705
2012-12-27

Generating channel letters using profiles

#48
20120297624
2012-11-29

Unified rolling and bending process for roller bearing cages

#49
20120202669
2012-08-09

Method of folding sheet materials via angled torsional strips

#50
20120103155
2012-05-03

METHODS AND APPARATUS FOR CUTTING PROFILES

#51
20120103050
2012-05-03

METHODS AND APPARATUS FOR CUTTING PROFILES

#52
20120023854
2012-02-02

Grid runner

#53
20110221214
2011-09-15

Impact absorbing member and a method for making same

#54
20110083541
2011-04-14

METHOD FOR SLITTING A METAL SHEET BEFORE FOLDING

#55
20110059330
2011-03-10

METHOD FOR PRECISION BENDING OF SHEET OF MATERIALS, SLIT SHEETS FABRICATION PROCESS

#56
20110030931
2011-02-10

HEAT EXCHANGER AIR PATH FORMING PLATE AND HEAT EXCHANGER EMPLOYING THE SAME

#57
20110027606
2011-02-03

Method for producing a corner of a frame-shaped spacer for insulating glass panes and spacer and insulating glass panes produced according the method

#58
20100129678
2010-05-27

METHOD OF MAKING STRIP FORMED BY WEB-CONNECTED WIRES

#59
20100122563
2010-05-20

METHOD AND APPARATUS FOR FORMING BEND-CONTROLLING STRAPS IN SHEET MATERIAL

#60
20090223272
2009-09-10

Method of bending metal sheets and a bending apparatus

#61
20090205387
2009-08-20

SYSTEM FOR LOW-FORCE ROLL FOLDING AND METHODS THEREOF

#62
20090100895
2009-04-23

Hinged Three-Dimensional Structure Formed With Two-Dimensional Sheet of Material

#63
20090100893
2009-04-23

Method of forming two-dimensional sheet material into three-dimensional structure

#64
20090025446
2009-01-29

Production line and a method of shaping profiles

#65
20080236698
2008-10-02

Heald support bar of bent sheet metal

#66
20080193714
2008-08-14

METHOD FOR PRECISION BENDING OF SHEET OF MATERIALS, SLIT SHEETS FABRICATION PROCESS

#67
20080022743
2008-01-31

Arc type blade transfer apparatus

#68
20080016937
2008-01-24

Process of forming bend-controlling structures in a sheet of material, the resulting sheet and die sets therefor

#69
20070283739
2007-12-13

FLANGE SLEEVE, METHOD FOR THE PRODUCTION THEREOF AND BENDING TOOL FOR PRODUCING FLANGES ON A SLEEVE

#70
20070123113
2007-05-31

Method for Forming Angles and Closures in Sheet Material and Sheet Therefor

#71
20070113614
2007-05-24

Method for forming sheet material with bend facilitating structures into a fatigue resistant structure

#72
20070104401
2007-05-10

FLANGE SLEEVE, METHOD FOR THE PRODUCTION THEREOF AND BENDING TOOL FOR PRODUCING FLANGES ON A SLEEVE

#73
20060147732
2006-07-06

Metal plate, method for making same and method for folding same

#74
20050126110
2005-06-16

Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor

#75
20050064138
2005-03-24

Method for precision bending of sheet of materials, slit sheets fabrication process

#76
20050062299
2005-03-24

Sweep forming assembly and method

#77
20050061049
2005-03-24

Process of forming bend-controlling structures in a sheet of material, the resulting sheet and die sets therefor

#78
20050005746
2005-01-13

Method for preparing three-dimensional signs