ClassID:

38914

B21F3/02 - CPC Classification

Classification description:

Coiling wire into particular forms helically

Sub-classes:
Recent Application in this class:
#1
20260135452
2026-05-14

STATOR MANUFACTURING APPARATUS

#2
20260100626
2026-04-09

HAIRPIN COIL FORMING APPARATUS

#3
20260097229
2026-04-09

METAL GUIDE TUBE

#4
20260042138
2026-02-12

COIL SPRING MANUFACTURING METHOD

#5
20260007858
2026-01-08

STEERABLE DELIVERY DEVICES WITH WRAPPING SET SCREWS

#6
20250320902
2025-10-16

COIL SPRING AND MANUFACTURING METHOD OF THE SAME

#7
20250218657
2025-07-03

MANUFACTURING METHOD OF COIL UNIT

#8
20250211076
2025-06-26

MANUFACTURING METHOD OF ROTARY ELECTRIC MACHINE COIL

#9
20250207214
2025-06-26

HEATING METHOD AND HEATING SYSTEM

#10
20250178069
2025-06-05

COILING MACHINE AND PRODUCTION METHOD FOR COIL SPRINGS

#11
20250178068
2025-06-05

COILING MACHINE AND COIL SPRING MANUFACTURING METHOD

#12
20250121304
2025-04-17

HOLLOW CYLINDRICAL FILTER, AND MANUFACTURING METHOD

#13
20250088081
2025-03-13

METHOD FOR MANUFACTURING STATOR COIL, METHOD FOR MANUFACTURING ROTATING ELECTRICAL MACHINE, STATOR, AND ROTATING ELECTRICAL MACHINE

#14
20250079952
2025-03-06

METHOD FOR THE MAKING OF A STATOR FOR ELECTRIC MOTORS, AND RESPECTIVE STATOR FOR ELECTRIC MOTORS

#15
20250065394
2025-02-27

CENTER PIN FOR A SECONDARY CELL HAVING AN ENGAGEMENT PROFILE

#16
20250041923
2025-02-06

MONITORING SYSTEM FOR A SPRING MACHINE

#17
20250009360
2025-01-09

DYNAMIC MANDREL FOR INDUCING STRESS INTO AN EMBOLIC COIL

#18
20240388178
2024-11-21

Automatic wire inserting process for flat wire stator

#19
20240356418
2024-10-24

SYSTEM AND METHOD FOR INSERTING I-PINS INTO A STATOR OR ROTOR WINDING ASSEMBLY

#20
20240345605
2024-10-17

METHOD FOR PRODUCING A NONLINEAR CYLINDRICAL SPRING AND USE OF SUCH A SPRING

#21
20240305177
2024-09-12

METHOD OF MANUFACTURING STATOR

#22
20240235338
2024-07-11

CLAMP DEVICE AND METHOD OF MANUFACTURING STATOR

#23
20240146143
2024-05-02

STATOR FOR AN ELECTRIC DRIVE UNIT AND METHOD FOR PRODUCING A STATOR FOR AN ELECTRIC DRIVE UNIT

#24
20240052453
2024-02-15

WIRE ROD AND STEEL WIRE FOR SPRING, SPRING WITH IMPROVED FATIGUE RESISTANCE AND NITRIDING PROPERTIES, AND METHODS FOR MANUFACTURING SAME

#25
20230421030
2023-12-28

APPARATUS FOR BENDING AND EXPANDING HAIRPINS OF HAIRPIN MOTOR OF ELECTRIC VEHICLE

#26
20230369950
2023-11-16

PRODUCTION DEVICE FOR PRODUCING A COIL OF AN ELECTRIC MACHINE

#27
20230311195
2023-10-05

Method of automating and optimizing coil formation in a wire rod line cooling conveyor

#28
20230268813
2023-08-24

APPARATUS AND METHOD FOR DEFORMING THE CONDUCTORS OF AT LEAST ONE WINDING ASSEMBLY, PROTRUDING FROM A SIDE OF A STATOR OR ROTOR OF AN ELECTRIC MACHINE

#29
20230226673
2023-07-20

Automatic installation machine for an installation tool for a wire thread insert, and installation method

#30
20230216364
2023-07-06

STATOR OF ELECTRIC MOTOR AND MANUFACTURING METHOD FOR STATOR OF ELECTRIC MOTOR

#31
20230198356
2023-06-22

METHOD AND DEVICE FOR FORMING WINDING ELEMENTS

#32
20230114519
2023-04-13

Method and system of producing coil springs

#33
20230108101
2023-04-06

Positioning apparatus for positioning spring product fed from spring coiling machine

#34
20230070121
2023-03-09

Twisting device of hair pin type stator coil

#35
20220410250
2022-12-29

Twisted helically shaped member

#36
20220385150
2022-12-01

METHOD FOR SHAPING A CONDUCTOR PIECE ARRANGED IN A STATOR CORE AND CORRESPONDING DEVICE AND THE USE OF SAME

#37
20220371076
2022-11-24

Multicolored Aluminum Spiral for Paper Binding

#38
20220314301
2022-10-06

Spring forming machine

#39
20220288669
2022-09-15

Method and means of forming threaded ties and rods

#40
20220184687
2022-06-16

Method for preventing shape changes in metal coils, in particualr for preventing a collapsing of newly wound hot coils

#41
20210379335
2021-12-09

MANUFACTURE OF STEERABLE DELIVERY DEVICES

#42
20210308738
2021-10-07

Wire forming apparatus

#43
20210222749
2021-07-22

Upholstery Spring, Method For Producing An Upholstery Spring, Mattress, And Upholstered Furniture

#44
20210085334
2021-03-25

Endovascular coil and method for making the same

#45
20210023623
2021-01-28

Raw material for metal porous body and metal porous body

#46
20200395825
2020-12-17

Device and method for shaping wire ends in a circumferential direction

#47
20200360983
2020-11-19

Triaxial spring-making machine and method thereof

#48
20200215598
2020-07-09

Spring Manufacturing Machine

#49
20200180009
2020-06-11

Methods for manufacturing a spring, a spring brake, and a spring brake comprising a spring

#50
20200141463
2020-05-07

METHOD OF PRODUCING COIL SPRING

#51
20200047239
2020-02-13

Spring manufacturing machine with selectable configuration for processing tools

#52
20190326802
2019-10-24

Nozzle turning apparatus and winding machine

#53
20190260276
2019-08-22

WAVE WINDING DEVICE AND METHOD FOR PRODUCING A WAVE WINDING

#54
20190168287
2019-06-06

Wire shaping apparatus and method of shaping a wire

#55
20190093205
2019-03-28

Method of manufacturing a spring with improved thermal stabilization

#56
20190085927
2019-03-21

Coil spring

#57
20190001386
2019-01-03

Wire forming machine

#58
20180297833
2018-10-18

Automatic bagged spring production apparatus

#59
20180263633
2018-09-20

IN VIVO INDWELLING MEMBER, AND IN VIVO INDWELLING MEMBER PLACEMENT DEVICE PROVIDED WITH SAID IN VIVO INDWELLING MEMBER

#60
20180185973
2018-07-05

Selecting device for a springs forming machine, and springs forming machine provided with such selecting device

#61
20180182544
2018-06-28

Bending device for a wire

#62
20180085819
2018-03-29

Servo-rotating all-function tool module for use with spring forming machine

#63
20180085818
2018-03-29

Servo-rotating all-function tool module for use with spring forming machine

#64
20180015529
2018-01-18

Method of manufacturing coil spring and coil spring manufacturing apparatus

#65
20170368595
2017-12-28

Controlling device for coil spring bending tool and controlling method therof

#66
20170354400
2017-12-14

Collector for detection and reversible capturing of cells from body fluids in vivo

#67
20170348734
2017-12-07

Method for verifying operative parameters of a selecting device of a spring forming machine, and spring forming machine

#68
20170284446
2017-10-05

Wire thread insert with redressable mounting tang as well as its manufacturing and installation

#69
20170284445
2017-10-05

Wire thread insert with redress mounting tang as well as its manufacturing and installation

#70
20170284444
2017-10-05

Wire thread insert with redressable mounting tang as well as its manufacturing and installation

#71
20170275721
2017-09-28

Method for producing hot-formed steel springs

#72
20170233844
2017-08-17

STAINLESS STEEL SPRING AND STAINLESS STEEL SPRING MANUFACTURING METHOD

#73
20170224966
2017-08-10

Checker balloon winding machine

#74
20170182545
2017-06-29

Servo-rotating all-function tool module for use with spring forming machine

#75
20170164951
2017-06-15

Aneurysm treatment coils

#76
20170008064
2017-01-12

COILING APPARATUS AND METHOD

#77
20160332212
2016-11-17

Wire-forming mechanism for spring making machine

#78
20160107220
2016-04-21

Spring forming device, method for forming a helical spring and corresponding computer program

#79
20160074631
2016-03-17

Coil, guide wire, and coil manufacturing method

#80
20150276511
2015-10-01

Method of identifying and reducing lateral force of a coil spring

#81
20150273565
2015-10-01

Hot formed coiling machine

#82
20150252863
2015-09-10

Helical compression spring and method for manufacturing same

#83
20150239032
2015-08-27

Methods for forming an orthogonal end on a helical stent

#84
20150231687
2015-08-20

SYSTEM FOR ADJUSTING LOAD CHARACTERISTICS OF CONICAL SPRING

#85
20150152908
2015-06-04

Method for producing threaded parts

#86
20150101699
2015-04-16

Device and method for forming end of coiled spring

#87
20150075244
2015-03-19

Wire forming apparatus

#88
20140346721
2014-11-27

Hollow spring utilizing seamless steel pipe

#89
20140166152
2014-06-19

Checker balloon winding machine

#90
20140046476
2014-02-13

Method and system for programming the control of a multiaxis forming machine and forming machine

#91
20140034182
2014-02-06

Device and method for manufacturing wire coils

#92
20140000752
2014-01-02

ASSEMBLY OF A BEAD WIRE BUNDLE MANUFACTURING DEVICE AND OF A TOOL

#93
20130276287
2013-10-24

Wire thread insert with redressable mounting tang as well as its manufacturing and installation

#94
20130239637
2013-09-19

Process for manufacturing seamless steel pipe, hollow spring utilizing seamless steel pipe

#95
20130190801
2013-07-25

Aneurysm treatment coils

#96
20130133391
2013-05-30

Coil-spring manufacturing apparatus

#97
20130089750
2013-04-11

Method for forming a spiral support structure with continuous wire coil

#98
20130062162
2013-03-14

Apparatus and process for forming rolled bar bundles

#99
20130036783
2013-02-14

SYSTEM FOR ADJUSTING LOAD CHARACTERISTICS OF CONICAL SPRING

#100
20120291957
2012-11-22

Checker balloon winding machine

#101
20120174398
2012-07-12

Method of manufacturing an electrical connector

#102
20120167652
2012-07-05

Linear-spring forming apparatus

#103
20120090739
2012-04-19

High strength valve spring for vehicle engine and method of manufacturing the same

#104
20110247383
2011-10-13

Manufacture of coil springs

#105
20110247213
2011-10-13

Methods for manufacturing coil springs

#106
20110239718
2011-10-06

Method and apparatus for production of helical springs by spring winding

#107
20110218667
2011-09-08

FORMING MACHINE FOR PRODUCING FORMED PARTS

#108
20110214467
2011-09-08

Method and apparatus for production of helical springs by spring winding

#109
20110209514
2011-09-01

Method and equipment for making a spring

#110
20110162752
2011-07-07

Device for the disposal of residual wire

#111
20110124243
2011-05-26

Flat plate folding type coil spring, pogo pin and manufacturing method

#112
20110114217
2011-05-19

ABUTTING APPARATUS OF SPRING CONFIGURATION MACHINE

#113
20110071620
2011-03-24

Methods for forming an orthogonal end on a helical stent

#114
20110071619
2011-03-24

Stent with constant stiffness along the length of the stent

#115
20110071618
2011-03-24

Helical stent with connections

#116
20110071617
2011-03-24

Stent With Improved Flexibility

#117
20110071615
2011-03-24

Methods for forming an orthogonal end on a helical stent

#118
20110068523
2011-03-24

Longitudinal canted coil spring contacts to facilitate assembly

#119
20110067471
2011-03-24

Method and Apparatus for Creating Formed Elements Used to Make Wound Stents

#120
20110016942
2011-01-27

Shaping station of a wire shaping machine with annular tool holder arm

#121
20110016940
2011-01-27

Device and process for forming rolled bar bundles

#122
20110000604
2011-01-06

Checker balloon winding machine

#123
20100300254
2010-12-02

CUTTING SYSTEM FOR WIRE PROCESSING MACHINES

#124
20100071300
2010-03-25

Three-dimensional cellular light structures weaving by helical wires and the manufacturing method of the same

#125
20100061826
2010-03-11

PAPER SHEET HANDLING DEVICE AND COIL FORMING DEVICE

#126
20100037976
2010-02-18

SEAMLESS STEEL PIPE, HOLLOW SPRING UTILIZING SEAMLESS STEEL PIPE, AND PROCESS FOR MANUFACTURING THE SAME

#127
20090283173
2009-11-19

Device and method for forming end of coiled spring

#128
20090258228
2009-10-15

STEEL WIRE FOR SPRING

#129
20090241598
2009-10-01

METHOD OF FORMING HOLLOW AND SOLID JEWELRY CHAINS AND CHAINS FORMED THEREFROM

#130
20090173126
2009-07-09

Spring manufacturing apparatus

#131
20090120153
2009-05-14

Spring manufacturing apparatus

#132
20090007619
2009-01-08

Wire-forming machine

#133
20080314110
2008-12-25

Spring manufacturing apparatus

#134
20080302156
2008-12-11

Helical part manufacturing apparatus and control method thereof

#135
20080302155
2008-12-11

Coil spring manufacturing machine

#136
20080264132
2008-10-30

Spring manufacturing machine

#137
20080245122
2008-10-09

Method and System of Production of Springs From Wire of Circular or Other Cross-Sectional Area

#138
20080184757
2008-08-07

Multi-groove feed system and method for a dual point coiler

#139
20080022742
2008-01-31

Spring manufacturing apparatus and control method thereof

#140
20070234773
2007-10-11

Spring manufacturing apparatus

#141
20070074792
2007-04-05

Method for producing helical springs or stabilizers

#142
20060283226
2006-12-21

Spring manufacturing apparatus

#143
20060230803
2006-10-19

Spring winding machine and a method for controlling a spring winding machine

#144
20060196242
2006-09-07

Wire rod cutting apparatus of spring manufacturing machine

#145
20060149359
2006-07-06

Stent

#146
20060053853
2006-03-16

Wire feeder driving mechanism for spring manufacturing machine

#147
20050204797
2005-09-22

Wire guide for a wire processing machine, in particular for a spring manufacturing machine

#148
20050204794
2005-09-22

Method for producing an end lug of a spring member formed of a strand of wire, and apparatus for manufacturing same

#149
20050056066
2005-03-17

Methods for manufacturing coil springs

#150
20050044914
2005-03-03

Movable mounting bed apparatus of spring forming machine

#151
20050023317
2005-02-03

Spring manufacturing machine

#152
20050016348
2005-01-27

Cutting device for spring manufacturing machines

#153
20050016347
2005-01-27

Wire rod cutting apparatus of spring manufacturing machine

#154
15349653
2017-08-29

Continuous heating device for coil springs and heating method for coil springs using the same device

#155
15224552
2017-10-24

Tool holde panel mounting structure for spring making machine