ClassID:

153248

F16L39/04 - CPC Classification

Classification description:

Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement

Recent Application in this class:
#1
20260092663
2026-04-02

PIPING STRUCTURE FOR MACHINE TOOL

#2
20250368348
2025-12-04

AN AIRCRAFT ASSEMBLY

#3
20250361020
2025-11-27

AN AIRCRAFT ASSEMBLY

#4
20250257834
2025-08-14

CONNECTOR FOR CONNECTING A DUCT FOR CIRCULATING A FLUID TO A UTILITY AND RELATED FIXING SYSTEM

#5
20250224062
2025-07-10

FLOATING ADAPTER MODULE

#6
20250207705
2025-06-26

COMPACT PORTABLE OXYGEN CONCENTRATOR

#7
20240426409
2024-12-26

SHAFT ARRANGEMENT

#8
20240351685
2024-10-24

INTERFACE SYSTEM FOR CONNECTING TROLLEYS

#9
20240344644
2024-10-17

Rotary union

#10
20240344643
2024-10-17

Rotary Union

#11
20240288105
2024-08-29

Swivel connector

#12
20240240738
2024-07-18

MULTIMEDIA-COMPATIBLE ROTARY UNION

#13
20240229994
2024-07-11

SWIVEL KNUCKLE CONNECTION

#14
20240142052
2024-05-02

ROTARY MULTI-PORT GREASING VALVE

#15
20240035605
2024-02-01

Double walled fuel line coupling components and assemblies capable of multiple degrees of displacement

#16
20230313926
2023-10-05

Swivel knuckle connection

#17
20230313922
2023-10-05

Adapter and method for connecting

#18
20230312332
2023-10-05

Modular rotary union

#19
20230288006
2023-09-14

Water transferring device and water purification faucet

#20
20230160513
2023-05-25

Compact portable oxygen concentrator

#21
20230011161
2023-01-12

Mitigation of Buckling in Subsea Pipe-in-Pipe Systems

#22
20230003006
2023-01-05

SANITARY FITTING

#23
20220349344
2022-11-03

Transfer tube assembly

#24
20220195688
2022-06-23

Multi-coupler and cover thereof

#25
20220186877
2022-06-16

Rotary multi-port greasing valve

#26
20220136208
2022-05-05

SWIVEL JOINT FOR CONSTRUCTION MACHINE

#27
20220120366
2022-04-21

Rotary joint

#28
20210348364
2021-11-11

Device for conducting hydraulic fluid

#29
20210317937
2021-10-14

Rotary joint

#30
20210071795
2021-03-11

Fluid loading joint

#31
20210061640
2021-03-04

Fluid loading joint and fluid loading equipment

#32
20210033228
2021-02-04

HIGH SPEED ROTARY UNION

#33
20200355304
2020-11-12

FLEXIBLE, THERMAL-ISOLATING, DUAL-WALLED TUBE WITH BELLOWS AND METHOD FOR MANUFACTURE THEREOF

#34
20200318777
2020-10-08

Decompression heat-insulating pipe structure

#35
20200309303
2020-10-01

Compact portable oxygen concentrator

#36
20200309115
2020-10-01

Compact portable oxygen concentrator

#37
20200306485
2020-10-01

Compact portable oxygen concentrator

#38
20200300397
2020-09-24

Quick connect fluid connector, swivel, and combination thereof

#39
20200191306
2020-06-18

Swivel knuckle connection

#40
20200156802
2020-05-21

Fuel line and expandable fuel line section for an aircraft and method for fabricating an expandable fuel line section

#41
20200018432
2020-01-16

Swivel knuckle connection

#42
20190368280
2019-12-05

High tensile strength winder connection for downhole tools

#43
20190331268
2019-10-31

Joint structure

#44
20190285207
2019-09-19

Pipe joint and joint connection device

#45
20190203866
2019-07-04

Coupling device

#46
20190113163
2019-04-18

Flexible, thermal-isolating, dual-walled tube with bellows and method for manufacture thereof

#47
20190107236
2019-04-11

Multiple passage rotary union

#48
20190105746
2019-04-11

Motor and spindle protection structure

#49
20190063174
2019-02-28

Hydraulic fluid distribution assembly

#50
20180224221
2018-08-09

Tube-to-header slip joint for air-to-air aftercooler

#51
20180224053
2018-08-09

Decompression heat-insulating pipe structure

#52
20180180209
2018-06-28

Push pull double swivel coupler

#53
20180128391
2018-05-10

NIPPLE

#54
20180128170
2018-05-10

Spherical compensator junction assembly for high pressure ducting system

#55
20180080588
2018-03-22

Rotary joint

#56
20180058593
2018-03-01

Rotary joint

#57
20170299102
2017-10-19

Conduit mount assembly

#58
20170299101
2017-10-19

Swivel knuckle connection

#59
20170296200
2017-10-19

Swivel knuckle connection

#60
20170183918
2017-06-29

Contraction joint with multiple telescoping sections

#61
20170074445
2017-03-16

Rotary joint

#62
20170045171
2017-02-16

Swivel joint with hydraulic position signal

#63
20160377211
2016-12-29

Toroidal fluid swivel for transfer of fluid across a rotary interface

#64
20160348818
2016-12-01

Rotating joint comprising pressurised sealing rings

#65
20160167185
2016-06-16

Rotary joint support structure spindle of machine tool, and electric motor

#66
20160116095
2016-04-28

Line connector and line set for fluid media

#67
20160010772
2016-01-14

Connecting plug, cooling circuit equipped with such a connecting plug and method for connecting such a cooling circuit and a cold plate

#68
20150308590
2015-10-29

Retractable pipe structure

#69
20150122478
2015-05-07

Modular connector

#70
20150114500
2015-04-30

Low-temperature conduit coupling

#71
20150107495
2015-04-23

Rotary joint and worktable using the same

#72
20150069751
2015-03-12

Rotatable joint

#73
20150003950
2015-01-01

Reel system within boom

#74
20150000993
2015-01-01

Wheel support provided with pipes for supplying a hydraulic device

#75
20140230608
2014-08-21

Apparatus for tightening threaded fasteners

#76
20140117162
2014-05-01

Connector for securing double skin pipework and assembly obtained

#77
20140116561
2014-05-01

Gas distribution assembly

#78
20140112699
2014-04-24

Sub-sea multiple quick connector assembly

#79
20130248029
2013-09-26

Apparatus and method for axially transferring fluids to a plurality of components

#80
20130214527
2013-08-22

Fluid connector component comprising several pluggable elements

#81
20130184113
2013-07-18

Overshaft fluid transfer coupling and mounting arrangement

#82
20130181441
2013-07-18

Anti-buckling coupling device for piping

#83
20130000313
2013-01-03

Hydraulic fluid transfer coupling

#84
20120263551
2012-10-18

Rotary joint device, method of machining rotary joint device, and main shaft driving apparatus for machine tool including rotary joint device

#85
20120234415
2012-09-20

Coaxial quick coupling

#86
20120228865
2012-09-13

Independently expandable double containment joint

#87
20120181384
2012-07-19

Device for protecting piping from lightning

#88
20120160328
2012-06-28

HYDRAULIC SWIVEL

#89
20120049510
2012-03-01

Pipe coupling assembly

#90
20110290361
2011-12-01

Apparatus and method for axially transferring fluids to a plurality of components

#91
20110127085
2011-06-02

Modular connector and method

#92
20110115214
2011-05-19

Connector for an aircraft fuel pipe

#93
20110061759
2011-03-17

Adjustable tube assembly

#94
20110049870
2011-03-03

Rotary joint

#95
20110031744
2011-02-10

Rotary joint

#96
20110018255
2011-01-27

Rotary joint

#97
20100314376
2010-12-16

ROBOT HOLDER FOR FLUID-COOLED JOINING TOOLS

#98
20100308580
2010-12-09

Fluid passage connection device

#99
20100270788
2010-10-28

Connecting structure of a double tube

#100
20100181764
2010-07-22

Coupling apparatus with adjustably supported pipe joint member

#101
20090256352
2009-10-15

Aircraft fuel pipe coupling

#102
20090229817
2009-09-17

Modular connector and method

#103
20090134621
2009-05-28

Fluid line assembly

#104
20090071399
2009-03-19

APPARATUS FOR TREATING WORKPIECES

#105
20080246275
2008-10-09

Rotary transmission leadthrough provided with a gas return line

#106
20080245570
2008-10-09

Modular connector and method

#107
20080179482
2008-07-31

Swivel and rotator mechanism for fluid controlled machines

#108
20080061514
2008-03-13

Mechanical seal and mechanical seal device

#109
20080012307
2008-01-17

Multifunctionally swivelling coupling assembly for fluid lines

#110
20070214980
2007-09-20

Printing machine having a rotation transmitter for introducing a liquid or gaseous medium

#111
20070200031
2007-08-30

Spacer for coaxially sheathed fuel pipes

#112
20070098550
2007-05-03

Rotary joint for a moving-vane multifunction pressure probe

#113
20070066408
2007-03-22

Rotary joints

#114
20070051404
2007-03-08

Fluid line assembly

#115
20060283606
2006-12-21

Modular connector and method

#116
20060201420
2006-09-14

Apparatus for treating workpieces

#117
20060108799
2006-05-25

Swivel joint system

#118
20060017648
2006-01-26

Antenna assembly including a dual flow rotating union

#119
20050155352
2005-07-21

Gas turbine multiple sectioned exhaust duct

#120
20050126640
2005-06-16

Air exchange assembly

#121
20050051088
2005-03-10

Apparatus for treating workpieces

#122
16165133
2019-03-05

Universal high-speed rotary union