ClassID:

38465

B21D5/14 - CPC Classification

Classification description:

Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers

Sub-classes:
Recent Application in this class:
#1
20260014611
2026-01-15

METHOD OF MANUFACTURE OF A REINFORCED PIPE

#2
20230415214
2023-12-28

POCKET FLANGE FORMING DEVICE FOR DUCT

#3
20230085421
2023-03-16

Steel Thermal Stud And Method Of Manufacture Thereof

#4
20220331852
2022-10-20

Roll stamping apparatus and method

#5
20210276063
2021-09-09

Apparatus for and method of manufacturing roll-formed component

#6
20210129203
2021-05-06

SIDE TRIMMING DEVICE

#7
20210053097
2021-02-25

Method and computer program product for setting the bending of at least one straightening roller of a roller straightening machine

#8
20210009250
2021-01-14

Processing device and processing method

#9
20200269302
2020-08-27

Apparatus and method for support and controlled advancement of a metal sheet in a bending machine for obtaining cylindrical or truncated cone structures

#10
20200263812
2020-08-20

HELICALLY WOUND TUBULAR STRUCTURES

#11
20200256486
2020-08-13

ELONGATE TUBULAR STRUCTURES

#12
20200139417
2020-05-07

Method of aligning a flat or profiled metal sheet

#13
20200130043
2020-04-30

Device and method for guiding and directing a metal sheet in a bending machine to obtain frustoconical structures

#14
20200122212
2020-04-23

Bending machine and method for controlling the bending machine

#15
20200094303
2020-03-26

Machines to roll-form variable component geometries

#16
20200086369
2020-03-19

Apparatus for forming round and flat-oval shaped HVAC ducts

#17
20200078845
2020-03-12

MANUFACTURING METHOD OF AN UNEQUAL-TORQUE COIL SPRING AND A MANUFACTURING MACHINE THEREOF FOR A CURTAIN SPRING MOTOR

#18
20200056375
2020-02-20

Metal roof panel with deformation resistant rib and method of making the same

#19
20200016642
2020-01-16

Roller tool for a machine tool, roller tool system, and method for the linear forming of a metal sheet

#20
20190344320
2019-11-14

Seam sealing assembly

#21
20190201959
2019-07-04

Apparatus for and method of manufacturing roll- formed component

#22
20190167001
2019-06-06

Guide rail of a guidance system, guidance system, method for producing a guide rail and furniture

#23
20190009319
2019-01-10

Roll stamping apparatus and method

#24
20180281035
2018-10-04

Rolling bending method and rolling bending apparatus

#25
20180133772
2018-05-17

Plate roll bending machine bending control system and method

#26
20180133768
2018-05-17

Plate roll bending machine with distributed hydraulic system

#27
20180133766
2018-05-17

Plate roll bending machine with roll position feedback contained within roll positioning cylinder

#28
20170355012
2017-12-14

Method for press-rolling a timepiece mainspring

#29
20170266713
2017-09-21

METHOD AND SYSTEM FOR VARYING THE GAGE OF METAL STRIPS

#30
20170259767
2017-09-14

Multi-tubular reinforcement beam with center leg

#31
20170203350
2017-07-20

Apparatus for and method of manufacturing roll-formed component having variable width

#32
20170157660
2017-06-08

Roll-bending processing method and processing device

#33
20170072445
2017-03-16

Method and device for manufacturing a tubular lagging element from sheet metal

#34
20170008056
2017-01-12

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#35
20160038987
2016-02-11

STRETCH ROLL FORMING

#36
20150343509
2015-12-03

Method of manufacturing a sub-muffler outer cylinder

#37
20150321236
2015-11-12

ROLL-BENDING PROCESS APPARATUS AND ROLL-BENDING PROCESS METHOD

#38
20150224554
2015-08-13

Bending machines for bending profiles, metal sheets and the like

#39
20150183017
2015-07-02

Sheet roll forming method, and running cutter and round bender applied thereto

#40
20150136799
2015-05-21

PROCESS FOR MANUFACTURING A STORAGE TANK PANEL

#41
20150040633
2015-02-12

Systems and methods for forming a pipe carcass using multiple strips of material

#42
20150015007
2015-01-15

Tubular beam with center leg and method for forming the same

#43
20140348619
2014-11-27

Method for moving a packed section about a remote manufacturing yard

#44
20140345975
2014-11-27

Scaffolding assembly

#45
20140345504
2014-11-27

Assembly table for building air separation units remotely

#46
20140345352
2014-11-27

Trolley and method of using the trolley for vertical rolling

#47
20140345206
2014-11-27

Weather shelter for use in a remote manufacturing yard

#48
20140345115
2014-11-27

Remote manufacturing yard

#49
20140345114
2014-11-27

Yard leveling base and method of using the same

#50
20140345106
2014-11-27

Method for installing a condenser in a remote manufacturing yard

#51
20140345102
2014-11-27

Method of installing packing in a remote manufacturing yard

#52
20140260486
2014-09-18

Foil configuring device

#53
20140260485
2014-09-18

Panel crimping machine with control system for controlling timing between crimping rollers with an adjustable separation

#54
20140238095
2014-08-28

Installation and method for continuously shaping longitudinally slotted pipes

#55
20140033791
2014-02-06

Method for forming tubular beam with center leg

#56
20130309523
2013-11-21

Plate-shaped workpiece forming method

#57
20130233039
2013-09-12

Pre-rounding element on a rounding apparatus

#58
20130168360
2013-07-04

Apparatus for making tubular beam with center leg

#59
20130098130
2013-04-25

Bending machine for helically bending an elongated workpiece

#60
20130025335
2013-01-31

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#61
20120297624
2012-11-29

Unified rolling and bending process for roller bearing cages

#62
20120189404
2012-07-26

Pre-rounding element on a rounding apparatus

#63
20120131874
2012-05-31

Curved Building Panel, Building Structure, Panel Curving System and Methods for Making Curved Building Panels

#64
20120074720
2012-03-29

TUBULAR BEAM WITH SINGLE CENTER LEG

#65
20120055219
2012-03-08

Apparatus and method for curving metal panels

#66
20110302982
2011-12-15

Device for Forming Conical Sections

#67
20110174046
2011-07-21

Method for producing a large steel tube

#68
20110126967
2011-06-02

Tube forming apparatus and tube forming method

#69
20110107808
2011-05-12

Contoured roller system and associated methods and resulting articles of manufacture

#70
20100263424
2010-10-21

Stretch roll forming

#71
20100154500
2010-06-24

Method and device for bending sheet metal sections

#72
20100154499
2010-06-24

Method and device for adjusting a flexer station during the rounding of metal sheets

#73
20100146789
2010-06-17

Curved building panel, building structure, panel curving system and methods for making curved building panels

#74
20100140322
2010-06-10

Pre-rounding element on a rounding apparatus

#75
20100089114
2010-04-15

APPARATUS FOR BENDING PLATES WITH ROLLS

#76
20100018274
2010-01-28

ANTI-BENDING PROFILING HEAD AND PROFILING MACHINE FITTED WITH SUCH HEADS

#77
20090301376
2009-12-10

Planing pontoon tube

#78
20090263213
2009-10-22

Pre-rounding element on a rounding apparatus

#79
20090107199
2009-04-30

Flexible forming device for forming three-dimensional shaped workpieces

#80
20090019908
2009-01-22

METHOD AND BENDING DEVICE FOR BENDING A SHEET METAL PART

#81
20080271509
2008-11-06

Computer controlled flexible rolling machine

#82
20080216540
2008-09-11

Apparatus and method for curving metal panels

#83
20080098790
2008-05-01

Sheet bending

#84
20080047316
2008-02-28

Sheet metal bending machine and production line incorporating a machine of this type

#85
20060175311
2006-08-10

Machine for bending of long products and a method to control such a machine

#86
18648409
2024-12-10

Precision roll bending method, system, and electronic equipment for cylinder with variable curvature section

#87
15194717
2017-09-26

Metal ceiling panel system with retaining clips and method