ClassID:

38704

B21D39/03 - CPC Classification

Classification description:

Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating ; Tube expanders of sheet metal otherwise than by folding

Sub-classes:
Recent Application in this class:
#1
20250210754
2025-06-26

HOT MANAGEMENT COMPONENT AND MANUFACTURING METHOD THEREOF, BATTERY, AND ELECTRIC DEVICE

#2
20250196217
2025-06-19

JOINT STRUCTURE FOR GROOVE-SHAPED MEMBERS AND JOINING METHOD FOR GROOVE-SHAPED MEMBERS

#3
20250073772
2025-03-06

METHOD OF MANUFACTURING STAKING ASSEMBLY, METHOD OF MANUFACTURING HUB UNIT BEARING, STAKING DEVICE, STAKING ASSEMBLY, AND METHOD OF MANUFACTURING VEHICLE

#4
20240367214
2024-11-07

FLATTENING AND SMOOTHING METALLIC WAFERS AND PLATES FOR FLEXIBLE ELECTRONICS

#5
20230356282
2023-11-09

METHOD OF MANUFACTURING PRESS-FORMED PRODUCT, AND TRAY AND HOT-PRESS MANUFACTURING LINE USED FOR MANUFACTURING PRESS-FORMED PRODUCT

#6
20230249241
2023-08-10

Fixing device, fixing method, and structure

#7
20230100562
2023-03-30

Method for stacking sheet metal parts made from an electrical steel strip or sheet to form lamination stacks

#8
20220219222
2022-07-14

Equipment and method for manufacturing separator for fuel cell

#9
20220203422
2022-06-30

Multi-axis roll-forming of stepped-diameter cylinder

#10
20220152684
2022-05-19

Fixing device, fixing method, and structure

#11
20220069682
2022-03-03

Method for forming a crown from a plurality of U-shaped electrically conductive hairpins

#12
20220055089
2022-02-24

Method of manufacturing staking assembly, method of manufacturing hub unit bearing, staking device, staking assembly, and method of manufacturing vehicle

#13
20220055088
2022-02-24

Method for manufacturing laminated steel sheet, apparatus for manufacturing laminated steel sheet, and curable composition used for the same

#14
20210237196
2021-08-05

MANUFACTURING METHOD OF THIN PLATE

#15
20210104940
2021-04-08

Apparatus for aligning wire conductors extending from coil members inserted in slots of a core of a dynamo electric machine

#16
20210078066
2021-03-18

Fixing device, fixing method, and structure

#17
20210053146
2021-02-25

APPARATUS FOR AND A METHOD OF KEYHOLE FREE FRICTION STIR SPOT WELDING

#18
20210002895
2021-01-07

PANEL STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

#19
20200274170
2020-08-27

Metal porous body and method for manufacturing metal porous body

#20
20200212771
2020-07-02

Pre-fitting nest for forming a crown from a plurality of u-shaped electrically conductive hairpins

#21
20200177065
2020-06-04

Method and a device for inserting windings into a stator or rotor with gripping members

#22
20200158372
2020-05-21

Apparatus and method for production of duct members

#23
20200122217
2020-04-23

Methods and punch handling apparatuses for the production of a workpiece

#24
20200103160
2020-04-02

Enclosure assembly with sliding lock

#25
20200101512
2020-04-02

Multi-axis roll-forming of stepped-diameter cylinder

#26
20200094302
2020-03-26

Metal plate and method of producing tubular body

#27
20200086374
2020-03-19

Method for producing a steel component assembly and steel component assembly

#28
20200039203
2020-02-06

Metal laminate and manufacturing method of metal laminate

#29
20200016648
2020-01-16

Method of operating a manual press with a safety power assist

#30
20190366471
2019-12-05

Method for producing a continuous strip-shaped composite material

#31
20190344329
2019-11-14

Method of riveting

#32
20190329314
2019-10-31

Method and device for joining workpieces having at least two transport devices which can be controlled independently of each other to configure an offset between head ends and/or rear ends of the workpieces prior to joining

#33
20190329307
2019-10-31

Method and device for producing a continuous strip-shaped composite material

#34
20190305654
2019-10-03

Method of manufacturing stacked core with adhesive

#35
20190284834
2019-09-19

Readily installable fence system, and method therefor

#36
20190270160
2019-09-05

Method and device for producing a continuous strip-shaped composite material

#37
20190210093
2019-07-11

Method and device for joining at least two components

#38
20180361457
2018-12-20

Elastomer formed beaded joint

#39
20180306221
2018-10-25

JUNCTION METHOD FOR JOINING MEMBERS CONSTITUTING FRAME STRUCTURE ATTACHED TO AUTOMOBILE, AND FRAME STRUCTURE ATTACHED TO AUTOMOBILE

#40
20180297100
2018-10-18

Machined article and pressing method

#41
20180187800
2018-07-05

Tubular structures and knurling systems and methods of manufacture and use thereof

#42
20180099320
2018-04-12

Rectangilar-Ribbed Profile Tubular Core and Method

#43
20180093318
2018-04-05

COMPOSITE MATERIAL AND METHOD FOR PRODUCING COMPOSITE MATERIAL

#44
20180085864
2018-03-29

Methods for the production of workpieces

#45
20180051830
2018-02-22

Tubular structures and knurling systems and methods of manufacture and use thereof

#46
20170355010
2017-12-14

Safety power assist for manual press

#47
20170341124
2017-11-30

Elastomer formed beaded joint

#48
20170259322
2017-09-14

Metal joint body and apparatus for manufacturing the metal joint body

#49
20170209913
2017-07-27

Method for assembling products in die

#50
20170203396
2017-07-20

Hot isostatic pressing system for the assembly of modular components usable in a turbine engine

#51
20170106428
2017-04-20

End cap seaming apparatus and method for seaming an end cap

#52
20170086948
2017-03-30

Kit and system for assembling an orthodontic bracket

#53
20170028457
2017-02-02

Elastomer formed beaded joint

#54
20170008068
2017-01-12

PROCESSING CLAMP

#55
20160339506
2016-11-24

Linear actuator assembly

#56
20160332215
2016-11-17

Method of riveting

#57
20160325342
2016-11-10

Linear actuator assembly

#58
20160325341
2016-11-10

Mounting assembly

#59
20160281753
2016-09-29

Web component and method of making a web component

#60
20160279731
2016-09-29

Blank Forming Device Using Electric Direct Heating Method

#61
20160175914
2016-06-23

Method for manufacturing caulked assembly

#62
20150375288
2015-12-31

CLOSED STRUCTURE PARTS, METHOD AND PRESS FORMING APPARATUS FOR MANUFACTURING THE SAME

#63
20150354540
2015-12-10

ROOT BUSHING FOR A BLADE ROOT OF A WIND TURBINE ROTOR BLADE, A BLADE ROOT, A WIND TURBINE ROTOR BLADE, A WIND TURBINE AND A METHOD FOR MANUFACTURING A ROOT BUSHING

#64
20150251236
2015-09-10

Galvanized metal objects and their manufacturing process

#65
20150151347
2015-06-04

Method for producing an assembly unit

#66
20150074970
2015-03-19

Producing composite fiber/metal workpieces

#67
20150001004
2015-01-01

Method for joining a composite sheet to a metallic substrate

#68
20140325823
2014-11-06

METHOD FOR ASSEMBLING A TITANIUM SHELL WITH A TITANIUM FIRE RESISTANT ALLOY SHELL

#69
20140290064
2014-10-02

Method of joining aluminium alloy sheets of the AA7000-series

#70
20140150230
2014-06-05

Internal roller swaging device and method

#71
20140123720
2014-05-08

Method and apparatus for producing tailored sheet-metal strips

#72
20130334857
2013-12-19

Method for connecting two components of a vehicle seat

#73
20130328744
2013-12-12

Retaining and anchoring device on a metal plate for fastening a functional support

#74
20130192048
2013-08-01

Method for manufacturing a caulked assembly

#75
20130099040
2013-04-25

GROOVED INCISOR SHREDDER CUTTING BLADE SET AND METHOD

#76
20130047689
2013-02-28

Method of constructing a shell for a room air conditioner/heat pump with lateral strength

#77
20120266409
2012-10-25

Pipe or cable lead-through having modularized modules

#78
20120260491
2012-10-18

Setting device, supply module for the setting device, and a joining method for connecting at least two components

#79
20120247927
2012-10-04

ARCHIMEDEAN SCREW

#80
20120167372
2012-07-05

Internal roller swaging device and method

#81
20120124805
2012-05-24

Method for making joints between sheet formed members and an apparatus for carrying out said method

#82
20110223440
2011-09-15

High thermal conductivity, high yield strength metal composite and method

#83
20110187155
2011-08-04

Vehicle body side structure

#84
20110174868
2011-07-21

Closed structure parts, method and press forming apparatus for manufacturing the same

#85
20110076510
2011-03-31

Metal joint body and apparatus for manufacturing the metal joint body

#86
20110062279
2011-03-17

Hybrid beam for a thrust reverser unit

#87
20110056061
2011-03-10

Key, X-structure and manufacturing method thereof

#88
20100062278
2010-03-11

Composite of sheet metal parts

#89
20090107205
2009-04-30

Apparatus for Apertured Attachment of Metal Sheets

#90
20080282527
2008-11-20

Process for Producing an Object Having at Least Two Moving Parts

#91
20070286673
2007-12-13

METHOD FOR FASTENING PLATE-LIKE MEMBERS AND FASTENING STRUCTURE FOR PLATE-LIKE MEMBERS

#92
20070094983
2007-05-03

Sheet metal joint

#93
20070033792
2007-02-15

Key, X-structure and manufacturing method thereof

#94
20060269774
2006-11-30

High thermal conductivity, high yield strength, metal composite and method

#95
20060150390
2006-07-13

Method and die for fixing a functional element to a part made of sheet metal

#96
20060117546
2006-06-08

Method for the attachment of a functional element

#97
20060048835
2006-03-09

Corner piece-less duct, method of producing the same, and duct-forming machine

#98
20050193553
2005-09-08

Method and device for joining at least two parts

#99
20050071976
2005-04-07

Assembly process for scrapless clutch plate assmebly

#100
14161534
2017-05-23

Readily installable fence system, and method therefor