ClassID:

50719

B29C53/602 - CPC Classification

Classification description:

Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor; Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels for tubular articles having closed or nearly closed ends, e.g. vessels, tanks, containers

Sub-classes:
Recent Application in this class:
#1
20250312976
2025-10-09

COMPOSITE STRUCTURES

#2
20250271104
2025-08-28

NEW METHOD FOR PRODUCING A COMPOSITE TANK AND NEW COMPOSITE TANK PRODUCED BY THIS METHOD

#3
20240328578
2024-10-03

DOME REINFORCEMENT SHELL FOR A PRESSURE VESSEL

#4
20240208133
2024-06-27

Methods of forming a mandrel for forming composite structures, methods of forming composite structures, and related tools

#5
20240042673
2024-02-08

Process and systems for winding a filament around a winding support

#6
20230069166
2023-03-02

High-efficiency filament helical winding devices

#7
20230054599
2023-02-23

High-efficiency filament helical winding devices

#8
20230017601
2023-01-19

TRANSITION METHOD AND SYSTEM FROM HELICAL WINDING TO HOOP WINDING OF COMPOSITE FIBERS

#9
20220388227
2022-12-08

High-efficiency filament helical winding devices

#10
20220388226
2022-12-08

Filament winding devices

#11
20220347942
2022-11-03

Anti-rotational and anti-translational end ring for use in filament winding a pressure vessel

#12
20220314528
2022-10-06

Methods of forming a mandrel for forming composite structures, methods of forming composite structures, and related tools

#13
20220314526
2022-10-06

Manufacturing method for high-pressure tank and manufacturing jig for high-pressure tank

#14
20220274313
2022-09-01

Method for manufacturing high-pressure tank

#15
20220196208
2022-06-23

Method for producing a leak-tight vessel and leak-tight vessel obtained thereby

#16
20220170594
2022-06-02

Pressure vessel and method of manufacturing same

#17
20220112046
2022-04-14

Filament winding device

#18
20220034449
2022-02-03

Tank and manufacturing method for tank

#19
20220032531
2022-02-03

Manufacturing method of reinforced layer

#20
20220009150
2022-01-13

Method for manufacturing high pressure tank

#21
20210283825
2021-09-16

Filament winding apparatus and filament winding method

#22
20210252352
2021-08-19

SHAFTS WITH REINFORCING LAYER FOR SPORTING GOODS AND METHODS OF MANUFACTURE

#23
20210237335
2021-08-05

Method for manufacturing high-pressure tank

#24
20210146647
2021-05-20

Method for producing high-pressure gas storage container

#25
20200309309
2020-10-01

Pneumatic plug with sealing layer

#26
20200307947
2020-10-01

Filament winding device and bobbin replacement method

#27
20200299098
2020-09-24

Filament winding apparatus

#28
20200276775
2020-09-03

Method for producing tank

#29
20200240586
2020-07-30

Polar cap-reinforced pressure container

#30
20200230866
2020-07-23

Mandrel structure and manufacturing method thereof

#31
20200230865
2020-07-23

High-pressure tank manufacturing method

#32
20200224823
2020-07-16

Method for producing high-pressure tank

#33
20200223307
2020-07-16

Tank manufacturing method and tank

#34
20200141539
2020-05-07

HIGH PRESSURE CONTAINER AND METHOD FOR MANUFACTURING HIGH PRESSURE CONTAINER

#35
20200001519
2020-01-02

Filament winding apparatus

#36
20190375535
2019-12-12

Method for producing a leak-tight vessel, and a leak-tight vessel

#37
20190344512
2019-11-14

Filament winding apparatus, filament winding design method, and manufacturing method of tank

#38
20190160727
2019-05-30

Manufacturing process for making a dome element provided with thermal protection for a solid propellant rocket engine

#39
20190120429
2019-04-25

Method for producing high-pressure tank

#40
20190111609
2019-04-18

Wrapped object, mandrel therefor and method

#41
20190105851
2019-04-11

Internal metallic tank assembly for honeycomb structural high-pressure set tank and a manufacturing process therefor

#42
20190099937
2019-04-04

Structure and method for manufacturing structure

#43
20190091919
2019-03-28

High-pressure tank fabrication method

#44
20180345607
2018-12-06

Method of manufacturing tank

#45
20180290537
2018-10-11

Tank manufacturing method and tank

#46
20180283609
2018-10-04

HIGH PRESSURE CONTAINER AND METHOD FOR MANUFACTURING HIGH PRESSURE CONTAINER

#47
20180281271
2018-10-04

Tank production system and method

#48
20180229449
2018-08-16

Gas tank and method of manufacturing gas tank

#49
20180200968
2018-07-19

Method for producing tank

#50
20180050509
2018-02-22

Tank cooling device

#51
20160354970
2016-12-08

Manufacturing method of tank

#52
20160339632
2016-11-24

Manufacturing method of tank and tank manufacturing apparatus

#53
20160272413
2016-09-22

Aircraft water tank

#54
20160264284
2016-09-15

Aircraft water tank and manufacturing method therefor

#55
20160144560
2016-05-26

Method of manufacturing tank, heat curing method and heat curing apparatus

#56
20160031152
2016-02-04

Link between a thin metal liner and a composite wall by thermoplastic particle-filled coating

#57
20150290882
2015-10-15

Hoop winding device, filament winding apparatus and manufacturing method of tank

#58
20150266232
2015-09-24

Filament winding device

#59
20150167891
2015-06-18

Method of fabricating a pressure vessel using a variable viscosity solventless prepolymer formulation

#60
20150165703
2015-06-18

Tank and method of manufacturing the same

#61
20150136300
2015-05-21

Method for producing a formed article comprised of a fiber

#62
20150083735
2015-03-26

Composite materials

#63
20150075702
2015-03-19

Filament winding method and apparatus, and tank

#64
20150048195
2015-02-19

Filament winding device

#65
20140299274
2014-10-09

Filament winding method and filament winding apparatus

#66
20140263802
2014-09-18

Filament winding apparatus

#67
20140154437
2014-06-05

Component made of a fiber composite material containing wound layers and method of fabricating the component

#68
20140014667
2014-01-16

Pressure vessel and method for the production of such a vessel

#69
20130320129
2013-12-05

Filament winding device

#70
20130306783
2013-11-21

Filament winding apparatus

#71
20130299505
2013-11-14

Manufacturing method for high-pressure tank, and high-pressure tank

#72
20130256447
2013-10-03

Filament winding apparatus

#73
20130248637
2013-09-26

Filament winding method and filament winding apparatus

#74
20130200199
2013-08-08

Filament winding device

#75
20130193255
2013-08-01

Filament winding apparatus

#76
20130186996
2013-07-25

Filament winding device

#77
20130105501
2013-05-02

Method for producing a leak-tight vessel, and a leak-tight vessel

#78
20130087567
2013-04-11

High-pressure tank and manufacturing method of high-pressure tank

#79
20130068873
2013-03-21

Filament winding apparatus

#80
20120315569
2012-12-13

Filament Winding Method and Apparatus, and Tank

#81
20120024745
2012-02-02

Tank and manufacturing method thereof

#82
20120023731
2012-02-02

Gas tank and manufacturing method of gas tank

#83
20110094658
2011-04-28

Method for manufacturing a storage tank

#84
20110056960
2011-03-10

Pressurized fluid tank and method and apparatus for producing one such tank

#85
20100075200
2010-03-25

HIGH-PRESSURE TANK, METHOD OF MANUFACTURING HIGH-PRESSURE TANK, AND MANUFACTURING EQUIPMENT OF HIGH-PRESSURE TANK

#86
20100032510
2010-02-11

Filament winding apparatus

#87
20100025412
2010-02-04

PART MANUFACTURING METHOD, PART, AND TANK

#88
20090314785
2009-12-24

Damage and leakage barrier in all-composite pressure vessels and storage tanks

#89
20090314418
2009-12-24

Filament winding apparatus and method thereof

#90
20090127373
2009-05-21

Filament winding apparatus

#91
20090038759
2009-02-12

Filament winding automated system

#92
20090014114
2009-01-15

Method for manufacturing composite container with different opening sizes

#93
20080251620
2008-10-16

Method of and apparatus for winding a fiber strand onto a bobbin

#94
20060073282
2006-04-06

Method for making a thermally protective coating for a propulsive unit structure

#95
20060065664
2006-03-30

Pressure shell, high-pressure tank provided with the pressure shell, manufacturing method of the high-pressure tank and manufacturing apparatus of the high-pressure tank

#96
20060000543
2006-01-05

Internal pressure container and its manufacturing method

#97
20050260373
2005-11-24

Pressure vessel with improved impact resistance and method of making the same

#98
20050077643
2005-04-14

Pressure container manufacturing method

#99
12618358
2016-06-28

Repair and strengthening of piles and pipes with FRP laminates