ClassID:

39119

B21J5/12 - CPC Classification

Classification description:

Methods for forging, hammering, or pressing ; Special equipment or accessories therefor for performing particular operations Forming profiles on internal or external surfaces

Recent Application in this class:
#1
20260022728
2026-01-22

METHOD AND CONNECTING DEVICE FOR CONNECTING AT LEAST TWO ELEMENTS BY A CONNECTING ELEMENT

#2
20250381593
2025-12-18

CLOSED DIE FORGED BOP BONNET HOUSING AND METHOD

#3
20250320890
2025-10-16

METHOD AND CONNECTING DEVICE FOR CONNECTING AT LEAST TWO ELEMENTS BY A CONNECTING ELEMENT

#4
20250241470
2025-07-31

COLD SPRAY POT WITH BOTTOM OIL ACCUMULATING FUNCTION AND MANUFACTURING METHOD THEREFOR

#5
20240351094
2024-10-24

APPARATUS AND METHOD FOR MANUFACTURING RACK BAR

#6
20230398598
2023-12-14

FORMING METHOD AND FORMING MACHINE FOR PRODUCING A HELICAL TOOTHING OF A CYLINDRICAL WORKPIECE BY EXTRUSION

#7
20230019199
2023-01-19

Equipment and method for forming a front toothing on an inner ring of a wheel hub

#8
20230013212
2023-01-19

Forging device and forging method for outer joint member of constant-velocity universal joint

#9
20220403761
2022-12-22

Method and device for manufacturing hollow, internally cooled valves

#10
20220314846
2022-10-06

REAR LINK ASSEMBLY FOR VEHICLE SEAT AND METHOD OF MANUFACTURING SAME

#11
20220297179
2022-09-22

HOLLOW DRIVE SHAFT USING UPSETTING METHOD AND MANUFACTURING METHOD THEREFOR

#12
20220241844
2022-08-04

Method for obtaining face teeth on an inner ring of a wheel hub and associated tool

#13
20220241841
2022-08-04

EQUIPMENT AND METHOD FOR FORMING A FRONT TOOTHING ON AN INNER RING OF A WHEEL HUB

#14
20220184688
2022-06-16

Processing unit and processing machine for processing a workpiece wall of a workpiece, and method for producing such a processing unit

#15
20220152688
2022-05-19

Method and device for producing a hose nipple

#16
20210402460
2021-12-30

Equipment and method for forming a front toothing on an inner ring of a wheel hub

#17
20210379648
2021-12-09

Apparatus and method for manufacturing rack bar

#18
20210370387
2021-12-02

Forging device and forging method for outer joint member of constant-velocity universal joint

#19
20210346941
2021-11-11

NOVEL HOLLOW SHAFT MANUFACTURING METHOD

#20
20210260646
2021-08-26

Manufacturing method of casing

#21
20210252584
2021-08-19

Hollow drive shaft using upsetting method and manufacturing method therefor

#22
20210205937
2021-07-08

Torsion bar active length control and method of manufacturing

#23
20210098240
2021-04-01

Sputtering Target Member And Method For Producing Same

#24
20210094132
2021-04-01

Method for manufacturing kitchen knife by using multilayer material

#25
20210053106
2021-02-25

Method of forging outer joint member of constant velocity universal joint

#26
20200290113
2020-09-17

Shaft for steering device, method of manufacturing shaft for steering device, and electric power steering device

#27
20200277002
2020-09-03

Manufacturing method for hollow rack bar and hollow rack bar manufacturing apparatus

#28
20200261961
2020-08-20

Method for the forming manufacturing of a gear toothing and tool device for the calibration of the gear cutting inlet and/or gear cutting outlet

#29
20200254314
2020-08-13

Method for manufacturing iron golf club head, iron golf club head, and iron golf club

#30
20200248792
2020-08-06

Metal sleeve and method for producing it

#31
20200230693
2020-07-23

Methods of forming forged fixed-cutter earth-boring drill bit bodies

#32
20200206804
2020-07-02

Method of manufacturing outside joint member

#33
20200130046
2020-04-30

Method and apparatus for forging gear

#34
20200130039
2020-04-30

Appartus and method for steering metal pipe during grooving process

#35
20200122218
2020-04-23

Method and apparatus for producing a connecting element

#36
20200122214
2020-04-23

Connecting element, method and apparatus for its production

#37
20200114491
2020-04-16

Method for manufacturing gear

#38
20200108437
2020-04-09

Method for manufacturing stainless steel ball stud for automotive suspension system

#39
20200102987
2020-04-02

Method and device for manufacturing bearing unit

#40
20200101517
2020-04-02

Rotating member and forming method thereof

#41
20200078854
2020-03-12

Tool manufacturing method and tools produced thereby

#42
20190366420
2019-12-05

Additive forging method for preparing homogenized forged pieces

#43
20190351476
2019-11-21

Texture workpiece and method for texturing a workpiece

#44
20190329313
2019-10-31

Bulk textured material sheeting

#45
20190291167
2019-09-26

Systems and methods for improving backward flow forming of shafts

#46
20190277727
2019-09-12

Gas sensor

#47
20190277330
2019-09-12

Torsion bar active length control and method of manufacturing

#48
20190232359
2019-08-01

FORGING APPARATUS AND FORGING METHOD

#49
20190224741
2019-07-25

METHOD FOR PRODUCING FORGED CRANKSHAFT

#50
20190217417
2019-07-18

Temperature control system for additive manufacturing and method for same

#51
20190210092
2019-07-11

Forging method and forging apparatus

#52
20190193138
2019-06-27

METHOD FOR MANUFACTURING UNIVERSAL JOINT USING PIPE

#53
20190162261
2019-05-30

Brake disc and method of producing the same

#54
20190160511
2019-05-30

Method of manufacturing cup structure

#55
20190076906
2019-03-14

Textured sheet metal, and process and apparatus for producing textured sheet metal

#56
20190015885
2019-01-17

Method for producing gun barrels and apparatus for performing such method

#57
20180257128
2018-09-13

METHOD OF FORGING DOGS OF DOG CLUTCH AND DOGS OF DOG CLUTCH

#58
20180243819
2018-08-30

Methods of forming forged fixed-cutter earth-boring drill bit bodies

#59
20180243812
2018-08-30

Forming device and method for forming an inner rim of an annular round blank

#60
20180229285
2018-08-16

Method and device for monitoring the functional state of a shaping tooth arrangement on a forming tool

#61
20180202495
2018-07-19

Method and device for manufacturing bearing unit

#62
20180099328
2018-04-12

Apparatus for texturing the surface of a brake plate

#63
20180087591
2018-03-29

MATERIAL WITH VARIABLE HEIGHT BARBS

#64
20180079098
2018-03-22

Method for splitting end part of metal plate or metal rod

#65
20180078995
2018-03-22

Constructing-and-forging method for preparing homogenized forged pieces

#66
20180071814
2018-03-15

Method for producing forged crankshaft

#67
20180057903
2018-03-01

Splined power transmission components made using heat-assisted calibration process and method of forming such splined power transmission components

#68
20180042137
2018-02-08

Method of producing a liquid cooled coldplate

#69
20180036791
2018-02-08

TOOL AND METHOD FOR FORMING SURFACE FEATURES ONTO A WORKPIECE

#70
20180029648
2018-02-01

Pillar for a motor vehicle and method for manufacturing a pillar

#71
20170348763
2017-12-07

Method of manufacturing mechanical part and mechanical part

#72
20170274444
2017-09-28

METHOD OF MANUFACTURING BIFURCATED PIPE AND BIFURCATED CONNECTOR FOR CONNECTING HOSES AND FUEL SUPPLY HOSE MANUFACTURED USING THE SAME

#73
20170266715
2017-09-21

Open die forging process for minimizing end losses and a product made using it

#74
20170259780
2017-09-14

Frame component for a belt winder and method for producing same

#75
20170066041
2017-03-09

Apparatus for texturing the surface of a brake plate

#76
20170050233
2017-02-23

Protrusion forming device and method for forming protrusion part for heat exchanger

#77
20170030398
2017-02-02

Method of manufacturing light rotor shaft for eco-friendly vehicles

#78
20160375480
2016-12-29

Bulk textured material sheeting

#79
20160338222
2016-11-17

Method of producing a liquid cooled coldplate

#80
20160297092
2016-10-13

Method for manufacturing figure-T shaped metal part and figure-T shaped metal part

#81
20160288191
2016-10-06

METHOD FOR BONDING METAL PARTS MANUFACTURED BY SPLITTING END PART OF METAL PLATE OR METAL ROD

#82
20160265645
2016-09-15

Metal sleeve and method for producing it

#83
20160236265
2016-08-18

Center hole forming method and forging device

#84
20160091043
2016-03-31

Material with variable height barbs

#85
20160023267
2016-01-28

Apparatus for texturing the surface of a brake plate

#86
20150367404
2015-12-24

METHOD OF AND A DEVICE FOR FORMING A PROJECTION ON A METAL MEMBER AND A METAL PART PROCESSED BY THE METHOD OF FORMING A PROJECTION

#87
20150354638
2015-12-10

Synchronizer ring for a synchronization unit of a manual transmission and method for manufacturing such synchronizer ring

#88
20150322981
2015-11-12

U-BOLT ASSEMBLY

#89
20150321245
2015-11-12

Forged crankshaft and method for manufacturing the forged crankshaft

#90
20150283600
2015-10-08

Ball screw and manufacturing method of nut for ball screw

#91
20150283599
2015-10-08

Forged material sizing method and apparatus

#92
20150183065
2015-07-02

Method for manufacturing a forging

#93
20150174641
2015-06-25

Processing machine and bending method

#94
20150174634
2015-06-25

Manufacturing method and manufacturing apparatus of press-formed body

#95
20150114072
2015-04-30

Tube notching method and associated notching machine

#96
20150096346
2015-04-09

Process for upset forging of drill pipe and articles produced thereby

#97
20150086750
2015-03-26

Bulk textured material sheeting

#98
20150086377
2015-03-26

Method of making a metal reinforcing member for a blade of a turbine engine

#99
20150074976
2015-03-19

JOINT MEMBER MANUFACTURED USING PIPE AND MANUFACTURING METHOD OF THE SAME

#100
20140349131
2014-11-27

Method for splitting end part of metal plate or metal rod, metal parts manufactured by such end splitting method, and method for bonding such metal parts

#101
20140291081
2014-10-02

Steel back two-way synchronous broaching device and use method thereof

#102
20140223985
2014-08-14

Method and apparatus for manufacturing a gear wheel with stub toothing

#103
20140020442
2014-01-23

Method for forming a workpiece

#104
20140007640
2014-01-09

Forging device

#105
20130287513
2013-10-31

Apparatus and method for manufacturing thick-walled hollow wheels having an internal gear toothing

#106
20130247636
2013-09-26

Flow formed spline and design suitable for burr free machining

#107
20130216853
2013-08-22

Workpiece produced from an elongated blank or intermediate product and method for the production thereof

#108
20130181504
2013-07-18

Method of forming a frontal toothing on an inner ring of a wheel hub, upset collar and wheel hub with frontal toothing thus obtained

#109
20130181376
2013-07-18

Method of forming a frontal toothing on an inner ring of a wheel hub

#110
20130181375
2013-07-18

Method of forming a frontal toothing on an inner ring of a wheel hub

#111
20130180310
2013-07-18

Equipment for forming a frontal toothing, in particular on an inner ring of a wheel hub

#112
20130174422
2013-07-11

Method of forming a frontal toothing on an inner ring of a wheel hub

#113
20130086968
2013-04-11

Groove processing device and groove processing method

#114
20130042662
2013-02-21

Die apparatus for forging steering racks

#115
20130008275
2013-01-10

Method for manufacturing nut for ball screw and ball screw

#116
20120325036
2012-12-27

Ball Screw and Manufacturing Method of Nut for Ball Screw

#117
20120247172
2012-10-04

Manufacturing apparatus of plate-like tooth profile member

#118
20120186085
2012-07-26

RACK AND MANUFACTURING METHOD THEREOF

#119
20120137520
2012-06-07

Integrated valve sleeve

#120
20120131981
2012-05-31

Cold Forged Stub End

#121
20110314887
2011-12-29

Screw plug made of a metallic material, method for the production thereof, corresponding blank, and corresponding tool

#122
20110247196
2011-10-13

Method of manufacturing a rotor

#123
20110185783
2011-08-04

METHOD AND DEVICE FOR THE NON-CUTTING PRODUCTION OF AN OUTSIDE THREAD ON HOLLOW METAL WORK PIECES

#124
20110067477
2011-03-24

Steering rack manufacture

#125
20110052389
2011-03-03

Method for producing a lubricant feed line of a thrust bearing

#126
20110050029
2011-03-03

Shaft-hub component and method for manufacturing a component of this type

#127
20110016944
2011-01-27

METHOD OF PRODUCING METALLIC MEMBER

#128
20110000335
2011-01-06

Powder metal forging and method and apparatus of manufacture

#129
20100327486
2010-12-30

Manufacturing method of cylindrical member and manufacturing method of vibration damping rubber bushing having the cylindrical member

#130
20100307045
2010-12-09

Projectile weapons

#131
20100281941
2010-11-11

Core rod forging for precise internal geometry

#132
20100162843
2010-07-01

RACK AND MANUFACTURING METHOD THEREOF

#133
20100126020
2010-05-27

Method for producing internal and external toothings on thin-walled, cylindrical hollow parts

#134
20100092265
2010-04-15

SHEET METAL STRUCTURE, AND METHOD OF MAKING A SHEET METAL STRUCTURE

#135
20100035077
2010-02-11

Powder metal forging and method and apparatus of manufacture

#136
20100023054
2010-01-28

Suturing needle

#137
20100015465
2010-01-21

Method of and a device for forming a projection on a metal member and a metal part processed by the method of forming a projection

#138
20090217725
2009-09-03

Flow formed spline and design suitable for burr free machining

#139
20090211095
2009-08-27

Microgrooves as Wick Structures in Heat Pipes and Method for Fabricating the Same

#140
20090116932
2009-05-07

Process for Producing Molded Article with Undercut, Forging Apparatus Therefor, and Intermediate Molded Object

#141
20090090154
2009-04-09

Method for producing a gear wheel

#142
20090082117
2009-03-26

Hollow power transmission shaft and method of manufacturing the same

#143
20090064652
2009-03-12

METHOD OF MAKING BUSHING WITH BLIND GROOVES USED AS OIL RESERVOIR FOR CHAIN

#144
20080250838
2008-10-16

METHOD AND DEVICE FOR PRODUCING METAL RINGS

#145
20080209971
2008-09-04

Method and device for correcting a bevel error of a polygonal profile, in particular a flank alignment error of a toothing

#146
20080184833
2008-08-07

Method of manufacturing a steering rack

#147
20080156058
2008-07-03

METHOD FOR MAKING METALLIC COVER

#148
20080148907
2008-06-26

Spanner with prevention of disengagement of fasteners

#149
20080115552
2008-05-22

METHOD OF PLASTICALLY FORMING SPLINES ON SHAFT-LIKE WORKPIECE

#150
20080029212
2008-02-07

SLEEVE, SLEEVE UNIT, MOTOR, AND METHOD FOR MANUFACTURING SLEEVE AND SLEEVE UNIT

#151
20080010830
2008-01-17

Manufacturing method for toothed power transmission member having oil reservoir and toothed power transmission member manufactured by this manufacturing method

#152
20070271986
2007-11-29

Method and device for making at least partly profiled tubes

#153
20070199774
2007-08-30

Bottomed cylindrical piston and method of manufacturing bottomed cylindrical piston

#154
20070151104
2007-07-05

Dynamic bearing manufacturing method

#155
20070137343
2007-06-21

Composite steering rack

#156
20070107484
2007-05-17

Forging method, forged article and forging apparatus

#157
20070090154
2007-04-26

Method of forming a product of metal-based composite material

#158
20070079643
2007-04-12

Steering rack manufacture

#159
20070059460
2007-03-15

Flow-formed chamber component having a textured surface

#160
20070039163
2007-02-22

Method for producing a cup-shaped annular part having an inner toothing, a cup-shaped preform and a cup-shaped annular part

#161
20070006834
2007-01-11

Camshaft and method for producing a camshaft

#162
20060260115
2006-11-23

Method and apparatus for upsetting cylindrical material

#163
20060248936
2006-11-09

Metal molding method and machine, and metal molded body

#164
20060213246
2006-09-28

Backward extrusion process for inner profiles

#165
20060193683
2006-08-31

Shaft and shaft molding device

#166
20060183561
2006-08-17

Shaft assembly and method of manufacture thereof

#167
20060162417
2006-07-27

Method and apparatus for manufacturing a battery terminal with undercut rings

#168
20060162416
2006-07-27

Oil grooves formed in a race

#169
20060153661
2006-07-13

Screw plug made of a metallic material, method for the production thereof, corresponding blank and corresponding tool

#170
20060101887
2006-05-18

Method for forging plate and method for manufacturing a liquid ejection head

#171
20060098907
2006-05-11

Hydrodynamic bearing device

#172
20060048556
2006-03-09

Method of manufacturing a splined member for use in a driveshaft assembly

#173
20050268466
2005-12-08

Method and apparatus for making a cylindrical bearing member

#174
20050257374
2005-11-24

Cylindrical bearing member and method and apparatus for manufacturing same

#175
20050210674
2005-09-29

Method of using a tool to form angled orifices in a metering orifice disc

#176
20050204562
2005-09-22

Method for the production of a spindle nut of a spherical thread drive mechanism

#177
20050187065
2005-08-25

Manufacturing method for variator part of torodidal-type continuously variable transmission, variator part of toroidal-type continuously variable transmission and toroidal-type continuously variable transmission

#178
20050183485
2005-08-25

Roll preshaping

#179
20050159227
2005-07-21

Wheel drive unit

#180
15703210
2018-07-03

Textured sheet metal