ClassID:

38576

B21D22/16 - CPC Classification

Classification description:

Shaping without cutting, by stamping, spinning, or deep-drawing; Spinning over shaping mandrels or formers

Recent Application in this class:
#1
20260008089
2026-01-08

INTEGRATED SPINNING MACHINE AND USE METHOD

#2
20250360550
2025-11-27

SEQUENTIAL SHAPING METHOD

#3
20250332627
2025-10-30

FLOW FORMING OF ADDITIVE MANUFACTURED PRODUCTS

#4
20250262656
2025-08-21

A TOOL HEAD FOR MANUFACTURING A SEPARATION DISC AND A METHOD FOR MANUFACTURING A SEPARATION DISC USING A TOOL HEAD

#5
20250108425
2025-04-03

SYSTEMS AND METHODS FOR IMPROVING BACKWARD FLOW FORMING OF SHAFTS

#6
20250050402
2025-02-13

WORKING OF SHEET METAL

#7
20240308153
2024-09-19

STAGED SHEARING AND FORMING METHODS FOR T-BAR CYLINDRICAL MEMBERS

#8
20240216975
2024-07-04

DEEP-CUP-SHAPED THIN-WALL PART CURRENT AUXILIARY COMPOSITE SPINNING FORMING DEVICE AND METHOD

#9
20240191491
2024-06-13

MONOLITHIC DRAIN, TOOLING, AND METHOD FOR MAKING SAME

#10
20240173763
2024-05-30

FLOW-FORMING MACHINE AND METHOD FOR FLOW-FORMING

#11
20230381847
2023-11-30

AUTOMATIC CONTROL SYSTEM FOR BACKWARD FLOW FORMING PROCESS

#12
20230173840
2023-06-08

Method for manufacturing a one-piece wheel by forging and a one-piece wheel manufactured thereby

#13
20230173571
2023-06-08

Method for producing a screw foundation for securing elements in the ground

#14
20230166312
2023-06-01

Hot-spinning formation method for large-diameter titanium alloy cylindrical parts

#15
20220388050
2022-12-08

Spinning device and spinning method

#16
20220280991
2022-09-08

A Method of Making a Fluid Conduit

#17
20220219218
2022-07-14

METHOD FOR PRODUCING A HOLLOW SHAFT

#18
20220203422
2022-06-30

Multi-axis roll-forming of stepped-diameter cylinder

#19
20220152690
2022-05-19

Method for producing a hollow valve for internal combustion engines

#20
20220136227
2022-05-05

MONOLITHIC DRAIN, TOOLING, AND METHOD OF MANUFACTURING THE SAME

#21
20220088664
2022-03-24

Method for coreless spinning of large-ratio multi-variable-diameter hollow shaft

#22
20220062967
2022-03-03

METHODS AND MACHINES FOR PRODUCING TUBES BY MEANS OF FLOW FORMING

#23
20220048089
2022-02-17

Systems and methods for improving backward flow forming of shafts

#24
20210370386
2021-12-02

VEHICLE WHEEL DISC AND MANUFACTURING METHOD OF VEHICLE WHEEL DISC

#25
20210370376
2021-12-02

Method for producing a hollow valve for internal combustion engines

#26
20210323041
2021-10-21

Working of sheet metal

#27
20210299727
2021-09-30

Method of forming thick-walled cylinder by spinning

#28
20210276067
2021-09-09

Integrated shape/property control method for hot power spinning of a cylindrical part based on hot processing map

#29
20210276066
2021-09-09

Method for the chipless production of a rotationally symmetrical body from a circular sheet metal blank

#30
20210199029
2021-07-01

Method for producing a hollow valve with an optimised interior stem geometry for internal combustion engines

#31
20210023602
2021-01-28

Full-electric servo vertical three-counter-roller driving power spinning device

#32
20200368803
2020-11-26

Actuator-based compensation for deformation of a mandrel

#33
20200360980
2020-11-19

Wheel spinning die and die releasing device

#34
20200197999
2020-06-25

Method and forming system for producing a drum-shaped gear part

#35
20200149775
2020-05-14

Sealed and/or reinforced flanged ring connector for single- and double-wall HVAC ducting

#36
20200114409
2020-04-16

Friction forming

#37
20200108435
2020-04-09

Vehicle wheel disc and manufacturing method of vehicle wheel disc

#38
20200101511
2020-04-02

Multi-axis roll-forming methods, systems, and products

#39
20200023419
2020-01-23

FLOW-FORMING MACHINE AND FORMING METHOD FOR PRODUCING A WHEEL

#40
20200009632
2020-01-09

Flowforming Gun Barrels and Similar Tubular Devices

#41
20190388949
2019-12-26

Method for producing a moulded body comprising a hub and device for carrying out the method

#42
20190346037
2019-11-14

Universal bellhousing, system and method therefore

#43
20190291167
2019-09-26

Systems and methods for improving backward flow forming of shafts

#44
20190291159
2019-09-26

METHOD AND DEVICE FOR PRODUCING A FORMED PART

#45
20190160509
2019-05-30

Spinning method and spinning apparatus

#46
20190151924
2019-05-23

Method and device for incremental forming of a metal workpiece

#47
20190151923
2019-05-23

Method for Producing a Formed Body

#48
20190022728
2019-01-24

Spinning apparatus and spinning method

#49
20190015885
2019-01-17

Method for producing gun barrels and apparatus for performing such method

#50
20180347756
2018-12-06

METHOD OF FABRICATING SPACE SATELLITE TANK COMPONENTS UTILIZING ADDITIVE MANUFACTURING AND SPIN FORMING

#51
20180236521
2018-08-23

METHOD FOR PRODUCING A SHAPED PART, AND A SHAPED PART

#52
20180236519
2018-08-23

Method for producing a joint outer part, joint outer part, and tool

#53
20180178266
2018-06-28

Device and method for flow-forming workpieces

#54
20180147580
2018-05-31

Separation disc for a centrifugal separator and a method for manufacturing the separation disc

#55
20180056366
2018-03-01

Forming method for disk-shaped component and forming device for disk-shaped component

#56
20180015518
2018-01-18

Forming machine for spinning/flow forming and method for spinning/flow forming

#57
20170349002
2017-12-07

Method for manufacturing a light-alloy hybrid wheel including a front flange and a rim

#58
20170341122
2017-11-30

Method for manufacturing a light-alloy hybrid wheel including a front flange and a rim

#59
20170333973
2017-11-23

Method for manufacturing a rotationally symmetrical shaped article

#60
20170299120
2017-10-19

Container for receiving and storing cryogenic fluids particularly cryogenic liquids and viscous materials, and method for the production thereof, and use thereof

#61
20170291207
2017-10-12

Vehicle axle

#62
20170002978
2017-01-05

Method of fabricating space satellite tank components utilizing additive manufacturing and spin forming

#63
20160303634
2016-10-20

Tooling system for and method of manufacturing decorating nozzles

#64
20160303579
2016-10-20

Method for manufacturing a separation disc and the separation disc

#65
20160281835
2016-09-29

Universal bellhousing, system and method therefore

#66
20160236258
2016-08-18

Fixing sleeve and manufacturing method thereof

#67
20160228947
2016-08-11

In-situ selective reinforcement of near-net-shaped formed structures

#68
20160223110
2016-08-04

Device and method for forming pipe elements

#69
20160215517
2016-07-28

Connection element and method for producing same

#70
20160089708
2016-03-31

Method and device for producing rotationally symmetrical metal components

#71
20160059286
2016-03-03

Spinning method and spinning apparatus

#72
20160052038
2016-02-25

Deformation apparatus

#73
20160052036
2016-02-25

Spinning method and spinning apparatus

#74
20150377304
2015-12-31

Clutch assembly cover, method of making same, and optional heat management

#75
20150361728
2015-12-17

Cold Forming and Heat Treatment Process for Tubulars

#76
20150343511
2015-12-03

Apparatus for manufacturing long-neck flange by applying roller spinning and method therefor

#77
20150328673
2015-11-19

SPINNING FORMING DEVICE

#78
20150239156
2015-08-27

Plastic working method and spinning machine used in the same

#79
20150209991
2015-07-30

Spinning forming method and spinning forming apparatus

#80
20150202677
2015-07-23

Spinning forming apparatus and forming method

#81
20150184698
2015-07-02

Method for producing a connecting element for transmitting rotational movements

#82
20150183015
2015-07-02

Method of producing cold-worked centrifugal cast tubular products

#83
20150121702
2015-05-07

V-pulley manufacturing process

#84
20150027190
2015-01-29

Method and device for roll-forming workpieces

#85
20150000108
2015-01-01

Method and machining device by combined addition of material and shaping

#86
20140366601
2014-12-18

Flow formed drum with a retention ring and a substantially burr free tooth profile

#87
20140283572
2014-09-25

Device and method for manufacturing a metal wheel

#88
20140260480
2014-09-18

Methods for manufacture of pipe element having shoulder, groove and bead

#89
20140210206
2014-07-31

Pipe element having shoulder, groove and bead

#90
20140202379
2014-07-24

CRUCIBLES MADE WITH THE COLD FORM PROCESS

#91
20140148327
2014-05-29

Separation disc for a centrifugal separator and a method for manufacturing the separation disc

#92
20140023486
2014-01-23

Tie shaft for gas turbine engine and flow forming method for manufacturing same

#93
20140020505
2014-01-23

Method, system and apparatus to provide for universal bellhousing between engine and transmission of vehicle

#94
20140007638
2014-01-09

Helical spline forming

#95
20140007431
2014-01-09

Method of manufacturing wheel disc

#96
20130152652
2013-06-20

Spin forming process and apparatus for manufacturing articles by spin forming

#97
20130117990
2013-05-16

Method of forming industrial housings

#98
20130055780
2013-03-07

Spin forming method

#99
20130008283
2013-01-10

Pot-shaped housing part, especially for a hub part of a hybrid drive

#100
20120304723
2012-12-06

Method of manufacturing a wheel rim for a vehicle

#101
20120291699
2012-11-22

CRUCIBLES MADE WITH THE COLD FORM PROCESS

#102
20120285215
2012-11-15

Device and method to shape worked pieces

#103
20120231904
2012-09-13

CONTROLLING THE STIFFNESS OF A HOLLOW METAL BAT BY PROVIDING HELICAL INTERNAL RIBS

#104
20120216590
2012-08-30

Method of forming industrial housings

#105
20120186936
2012-07-26

CLUTCH ASSEMBLY COVER, METHOD OF MAKING SAME, AND OPTIONAL HEAT MANAGEMENT

#106
20120177879
2012-07-12

Flow formed drum with a retention ring and a substantially burr free tooth profile

#107
20120149522
2012-06-14

Differential mechanism having multiple case portions

#108
20120139236
2012-06-07

Pipe element having shoulder, groove and bead and methods and apparatus for manufacture thereof

#109
20120131797
2012-05-31

Processing Method of Tube Body, Manufacturing Method of Cylinder Device and Cylinder Device Manufactured By the Same

#110
20120117806
2012-05-17

Rolling forming method of wheel disc

#111
20120090372
2012-04-19

Method and device for stretch-flow forming

#112
20120031516
2012-02-09

Axle Sleeve Manufacturing Process

#113
20120024032
2012-02-02

Spinning method for forming a diameter reduced portion

#114
20120011911
2012-01-19

FLOW FORMED GEAR

#115
20110262062
2011-10-27

MANUFACTURING METHOD OF ARC-SHAPED RAIL

#116
20110241413
2011-10-06

WHEEL FOR VEHICLE

#117
20110214832
2011-09-08

Forging apparatus and forging method for rheocasting

#118
20110185782
2011-08-04

Flow form tool mandrel

#119
20110180471
2011-07-28

Method for making a bag filter housing

#120
20110126606
2011-06-02

Device and process for producing or processing workpieces from a preform, in particular for integrally forming internal profiles or internal tooth systems

#121
20110010940
2011-01-20

Spinning method

#122
20100236122
2010-09-23

Flowforming Gun Barrels and Similar Tubular Devices

#123
20100226698
2010-09-09

Tube and method for manufacturing the same

#124
20100192723
2010-08-05

Method for producing a pot-shaped housing part, and a pot-shaped housing part, especially for a hub part of a hybrid drive

#125
20100181822
2010-07-22

Automobile wheel and process for producing the same

#126
20100083783
2010-04-08

Forming preforms and parts therefrom

#127
20100011830
2010-01-21

DEVICE AND METHOD FOR PRODUCING A HOLLOW BODY FROM A WORKPIECE IN THE FORM OF A ROUND BLANK

#128
20090301154
2009-12-10

Method and apparatus for shaping a rim of a three-dimensionally arched sheet metal

#129
20090293575
2009-12-03

Closing method and closing machine

#130
20090288464
2009-11-26

Method for producing workpieces

#131
20090278399
2009-11-12

Wheels of unitary construction and method of making same

#132
20090194900
2009-08-06

Drawing apparatus and drawing method

#133
20090139292
2009-06-04

Closing method and closing machine

#134
20090126443
2009-05-21

METHOD AND APPARATUS FOR MANUFACTURING A RIM BED BY MEANS OF COLD FORMING

#135
20090056400
2009-03-05

METHOD AND APPARATUS FOR PRODUCING STEPPED HOLLOW SHAFTS OR STEPPED CYLINDRICAL HOLLOW MEMBERS BY TRANSVERSE ROLLING

#136
20090049881
2009-02-26

Method of forming a tubular ring

#137
20090013533
2009-01-15

Differential mechanism assembly

#138
20080314113
2008-12-25

Processing method of tube body, manufacturing method of cylinder device and cylinder device manufactured by the same

#139
20080302154
2008-12-11

Stir forming apparatus

#140
20080236232
2008-10-02

Method of spinning multiple parts

#141
20080127699
2008-06-05

Method and apparatus for forming a changed diameter portion of a workpiece

#142
20080105021
2008-05-08

Method of forming a gear

#143
20080086886
2008-04-17

Cast aluminum wheel manufacturing and products

#144
20080028741
2008-02-07

Vertical Spinning Machine

#145
20080022741
2008-01-31

Metal spinning method and apparatus

#146
20070271982
2007-11-29

METAL SPINNING MACHINE

#147
20070251283
2007-11-01

Flow formed gear

#148
20070212198
2007-09-13

Shaped composites and method of making thereof

#149
20070186402
2007-08-16

Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same

#150
20070059460
2007-03-15

Flow-formed chamber component having a textured surface

#151
20060272378
2006-12-07

Method and apparatus for forming sheet metal

#152
20060191307
2006-08-31

Method and device for deforming a workpiece made of a material having an exponential tensile stress-strain behavior into a thin-walled, hollow shell

#153
20060156847
2006-07-20

Methods of producing an annulus gear and drive shell

#154
20060144110
2006-07-06

Method and device for producing tubular formed body

#155
20060070688
2006-04-06

α-β titanium alloy tubes and methods of flowforming the same

#156
20050257588
2005-11-24

Metal spin forming head

#157
20050183484
2005-08-25

Spinning method and apparatus

#158
20050145001
2005-07-07

Tube expanding apparatus

#159
20050126249
2005-06-16

Splined clutch hub and method of making same

#160
20050035179
2005-02-17

Stir forming apparatus and method