ClassID:

152943

F16L19/005 - CPC Classification

Classification description:

Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts comprising locking means for the threaded member

Recent Application in this class:
#1
20260139770
2026-05-21

Pipe Joint Assemblies

#2
20250341269
2025-11-06

Sliding Connector Spool

#3
20250084935
2025-03-13

Universal Connector

#4
20250067371
2025-02-27

DEVICE FOR THE DETACHABLE CONNECTION OF A FIRST TUBULAR COMPONENT AND A SECOND TUBULAR COMPONENT

#5
20240418303
2024-12-19

Semiconductor gas pipe fitting fastener

#6
20240377003
2024-11-14

Anti-disassembly connector

#7
20240301804
2024-09-12

MECHANICAL DISSUASION DEVICE FOR A FLUID ASSEMBLY JOINT

#8
20240247740
2024-07-25

PIPE DETACHMENT PREVENTING DEVICE FOR UNION NUT PIPE FITTING

#9
20240247739
2024-07-25

LOCKING MECHANISMS FOR CONDUIT FASTENER ASSEMBLIES

#10
20240209967
2024-06-27

Pipe fitting apparatus providing easy locking with appropriate torque

#11
20240200700
2024-06-20

Sliding Connector Spool

#12
20240200697
2024-06-20

TUBE FITTING

#13
20240077153
2024-03-07

Lockable connection between tubular members

#14
20240044427
2024-02-08

Connector for piping

#15
20240027001
2024-01-25

THREAD CONNECTOR LOCK

#16
20230408002
2023-12-21

High temperature remotely connected/disconnected pipe connector for molten salt reactors

#17
20230349494
2023-11-02

Sliding connector spool

#18
20230323985
2023-10-12

Push-fit pipe fitting with a visual indicator

#19
20230220934
2023-07-13

Pipe union assembly

#20
20230194027
2023-06-22

Dynamic bellows fluid fitting

#21
20230116507
2023-04-13

Pipe union assembly

#22
20230066775
2023-03-02

Coupler

#23
20220325840
2022-10-13

Conduit coupling adapter

#24
20220299134
2022-09-22

FITTING DEVICE FOR MAKING CONNECTION TUBE THAT CAN FINE POSITION ADJUSTMENT OF THE TUBE

#25
20220243846
2022-08-04

ROTATIONAL FITTING FOR LOW PURITY, HIGH PURITY, AND ULTRA HIGH PURITY GAS LINES OR PROCESS COOLING AND CRITICAL PROCESS COOLING WATER SYSTEMS

#26
20220186860
2022-06-16

JOINT

#27
20210364108
2021-11-25

Hygienic coupling system

#28
20210310588
2021-10-07

Fluid coupling nuts and tools therefor

#29
20210308714
2021-10-07

Collar for use with a casing and an applicator

#30
20210301953
2021-09-30

Hammerless and torqueless union connection

#31
20210190242
2021-06-24

Lockable connection between tubular members

#32
20210131479
2021-05-06

RETAINER NUT LOCKING APPARATUS AND METHODS

#33
20200400259
2020-12-24

Conduit coupling adapter

#34
20200386352
2020-12-10

Cap loosening prevention device

#35
20200370684
2020-11-26

Pipe fitting having anti-loosening structure

#36
20200309297
2020-10-01

Hose connector assembly

#37
20200300390
2020-09-24

Self-locking fluid coupling assembly

#38
20190309881
2019-10-10

Fitting device for making connection tube that can fine position adjustment of the tube

#39
20190277430
2019-09-12

Connector device

#40
20190271421
2019-09-05

Device for limiting the loosening of a nut in a turbine engine

#41
20190219200
2019-07-18

System and method for connecting a first and second hose coupling, and a locking device

#42
20190093800
2019-03-28

Tube coupling assembly

#43
20190086012
2019-03-21

Quick disconnect coupling

#44
20190024836
2019-01-24

Pipe joint made of synthetic resin

#45
20190024829
2019-01-24

Non-preloaded threaded pipe connection for temporary high pressure piping

#46
20190011068
2019-01-10

Heat transfer interruption for improved fire resistance/proof performance

#47
20190003265
2019-01-03

Manual pipe valve connector for jointed pipe connections with quick release check valve assembly and uses thereof

#48
20180254619
2018-09-06

Conduit coupling adapter

#49
20180238477
2018-08-23

Fluid coupling and method of assembly

#50
20180231166
2018-08-16

Tube fitting

#51
20180216762
2018-08-02

Fitting for medical piping system

#52
20180209566
2018-07-26

Withdrawal system

#53
20180180204
2018-06-28

Extraction device for removing an adapter secured in a port

#54
20180180201
2018-06-28

Anti-unscrewing quick coupling fitting

#55
20180172187
2018-06-21

Anti-rotation device for hydraulic connectors

#56
20180142814
2018-05-24

SEAL AND PIPE CARRIER UNIT FOR A SUBSEA PIPE CONNECTION

#57
20180112781
2018-04-26

BLOCK FOR FLUID CONVEYANCE DEVICE

#58
20180100610
2018-04-12

Variable friction coupling assembly

#59
20180080587
2018-03-22

Fluid couplings, systems, and methods

#60
20170370511
2017-12-28

Fluid couplings, systems, and methods

#61
20170363242
2017-12-21

Self locking and sealing pipe tapping means

#62
20170328499
2017-11-16

Structure for preventing leak at synthetic resin tube joint

#63
20170314712
2017-11-02

Tongued and grooved fluid transport subcomponents and assemblies

#64
20170241578
2017-08-24

Pipe connecting device

#65
20170205003
2017-07-20

Locking pipe joint assembly, device and method

#66
20170198843
2017-07-13

Manual pipe valve connector for jointed pipe connections with quick release check valve assembly and uses thereof

#67
20170191591
2017-07-06

Apparatus for coupling tubular components and associated methods

#68
20170152978
2017-06-01

Locking collar quick union connection

#69
20170130877
2017-05-11

PIPE CONNECTOR

#70
20170097112
2017-04-06

Coupling arrangement for screw coupling

#71
20170082225
2017-03-23

Connector

#72
20170067361
2017-03-09

Self-locking plug

#73
20170051858
2017-02-23

Hose crimp fitting or hydraulic adaptors that utilize a reverse threaded lock nut that engages to a JIC nut or similar swivel nut to prevent the nut from loosening

#74
20160377207
2016-12-29

Full-root-radius-threaded wing nut having increased wall thickness

#75
20160377205
2016-12-29

Tube fitting tamper-resistant collar

#76
20160258565
2016-09-08

Anti-rotation device for hydraulic connectors

#77
20160215912
2016-07-28

Pipe joint made of synthetic resin

#78
20160109043
2016-04-21

PIPE ADAPTER DEVICE

#79
20160097412
2016-04-07

Self-locking plug

#80
20160069504
2016-03-10

Locking device

#81
20150362108
2015-12-17

Movement-constraining assembly for fluid-conveying system

#82
20150345673
2015-12-03

Struts and methods utilizing a locking collar nut

#83
20150323109
2015-11-12

Drill Pipe Connector and Method

#84
20150316087
2015-11-05

Locking and ratcheting connector

#85
20150292661
2015-10-15

High pressure, large inner diameter hose coupling with termination attachment

#86
20150292654
2015-10-15

Pipe connection for conducting a fluid that is under pressure

#87
20150285415
2015-10-08

Fitting securement ring for threaded connector

#88
20150273365
2015-10-01

Purification system with manifold assembly and removable filter cassette

#89
20150247595
2015-09-03

CONNECTION SYSTEM AND METHOD

#90
20150240976
2015-08-27

Movement-constraining assembly for fluid-conveying system

#91
20150198278
2015-07-16

Tube fitting

#92
20150198273
2015-07-16

Tube fitting

#93
20150184670
2015-07-02

Threaded connectors between submersible well pump modules

#94
20150101174
2015-04-16

Aircraft washer

#95
20150091295
2015-04-02

Nut, socket and adapter for a fluid nozzle

#96
20150028587
2015-01-29

Safety connecting device, in particular for piping, an end-coupler for such device, and a method for manufacturing a nut therefor

#97
20150000669
2015-01-01

FLUID INLET ADAPTER

#98
20150000653
2015-01-01

Fluid inlet adapter

#99
20150000096
2015-01-01

Extraction device for removing an adapter secured in a port

#100
20140353963
2014-12-04

Telescoping pipe connector

#101
20140353960
2014-12-04

Locking device

#102
20140312610
2014-10-23

PIPE JOINT STRUCTURE

#103
20140306448
2014-10-16

Fitting for tubing containment system

#104
20140265312
2014-09-18

Apparatuses and methods for providing finger-tightened and ratchet-secured connections between conduits

#105
20140159362
2014-06-12

Ratcheting hose nut for a fluid delivery device

#106
20140132001
2014-05-15

Screw connection device for fluid lines, in particular for motor vehicle fluid lines

#107
20140091027
2014-04-03

Purifier cassette

#108
20140077490
2014-03-20

Meter lock and extender system and method use

#109
20140008908
2014-01-09

Coupling with one-piece plural nipples

#110
20130221662
2013-08-29

Assembly comprising a first conduit and a second conduit connected through a connecting device

#111
20130221659
2013-08-29

Device for the secured connection of two end fittings, particularly of a pipe

#112
20130221658
2013-08-29

Fluid coupling assembly

#113
20130199252
2013-08-08

ANTI-THEFT LOCK ASSEMBLY

#114
20130161941
2013-06-27

Hand tightened hydraulic fitting

#115
20130147182
2013-06-13

Ferrule

#116
20130140809
2013-06-06

Securing assembly for screwed hose end connectors

#117
20130127155
2013-05-23

Coupling lock mechanism

#118
20130125377
2013-05-23

Coupling lock mechanism

#119
20130072048
2013-03-21

Locking connector

#120
20120267456
2012-10-25

Member joint and spray nozzle unit using the same

#121
20120175869
2012-07-12

SAFETY COLLAR FOR A PIPE FITTING UNION

#122
20120038146
2012-02-16

Hammer union lock and related methods

#123
20110318098
2011-12-29

Screw-type connector having reinforced locking

#124
20110278837
2011-11-17

Lockwireless anti-rotation fitting

#125
20110260450
2011-10-27

Resin pipe joint

#126
20110248496
2011-10-13

Connecting structure for piping

#127
20100270795
2010-10-28

Connection structure of tubular connection member and joint member

#128
20100028101
2010-02-04

Hot pressing process, particularly for providing metal unions for pneumatic, hydraulic and fluid-operated circuits, and metal union obtained thereby

#129
20100025991
2010-02-04

PACKING MEANS FOR SEALING AND CONNECTOR FOR A PIPE WITH THE SAME

#130
20100025611
2010-02-04

Fluid conveyance and/or distribution device with ring nut coupling

#131
20100019492
2010-01-28

Tube Connector for Intake Manifold

#132
20090315327
2009-12-24

Anti-rotation locking device for tube unions

#133
20090302598
2009-12-10

Pipe joint locking device

#134
20090267343
2009-10-29

PIPE JOINT, REFRIGERATION DEVICE, AND HEAT PUMP-TYPE HOT WATER DEVICE

#135
20090039645
2009-02-12

FITTING AND TUBE ASSEMBLY FOR REFRIGERATION SYSTEMS

#136
20090033092
2009-02-05

Threaded tubular connection

#137
20080143107
2008-06-19

FLUID INTERCONNECT ASSEMBLY

#138
20080007063
2008-01-10

Feed screw coupling for the base of hybrid outlet spigot

#139
20070267869
2007-11-22

Fluid coupling assembly with integral retention mechanism

#140
20070257485
2007-11-08

Quick coupling

#141
20070164566
2007-07-19

Lockwireless coupling assembly

#142
20070063513
2007-03-22

Threaded tubular connection having interlocking tubular end structures

#143
20070052234
2007-03-08

Self-locking self-bonding rigid coupling

#144
20070001451
2007-01-04

Spring-loaded stay-tight retaining nut assembly for a tubing fitting

#145
20060267342
2006-11-30

Tubular connection and method

#146
20060202478
2006-09-14

Tube couplings

#147
20060165508
2006-07-27

Anti-unscrewing device for ring nuts in coupling systems for tubes

#148
20060151994
2006-07-13

Locking device and a line fitting provided therewith

#149
20060108800
2006-05-25

Connecting means and filter device with such a connecting means

#150
20060061094
2006-03-23

Lockwireless anti-rotation fitting

#151
20060033328
2006-02-16

Banjo fitting

#152
20050194786
2005-09-08

Coupling assembly with retention mechanism

#153
20050151370
2005-07-14

Lockwireless anti-rotation fitting

#154
20050067602
2005-03-31

Plastic outlet valve for transport and storage containers for liquids

#155
18137738
2025-06-03

Systems and apparatus for orienting one or more tools in a tool string and methods of manufacture, assembly and use thereof

#156
16565697
2020-11-24

Air brake hose connection

#157
15467845
2018-05-08

Pipe joint structure