ClassID:

153231

F16L37/44 - CPC Classification

Classification description:

Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with one lift valve being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal

Recent Application in this class:
#1
20260071708
2026-03-12

COUPLING FOR LIQUIFIED GASES

#2
20250122964
2025-04-17

CONNECTOR COMPONENT AND CONNECTOR SYSTEM

#3
20250092974
2025-03-20

FLUID COUPLINGS WITH AN IN-LINE FLOW VALVE

#4
20250020253
2025-01-16

FLUIDIC COUPLING ELEMENT AND ASSOCIATED FLUIDIC COUPLING

#5
20240369167
2024-11-07

INFLATOR VALVE CONNECTOR

#6
20240218951
2024-07-04

Method for automated coupling a device to a water supply, device and system

#7
20230250910
2023-08-10

Air Hose Coupling in Automated Gladhand System

#8
20230213130
2023-07-06

Device for the Sealed Transfer Between Two Enclosed Volumes, Comprising an External Control Lever

#9
20220001162
2022-01-06

Connector for connecting a container to a dispensing conduit

#10
20210332924
2021-10-28

INSERT FITTING DEVICES, ASSEMBLIES AND COUPLINGS

#11
20210285587
2021-09-16

Coupling device, a drive assembly for a coupling device and a method of supplying a substance

#12
20210278024
2021-09-09

Fluid conduit interlock

#13
20210108750
2021-04-15

Coupling, and method for transferring fluids

#14
20200309306
2020-10-01

Hydraulic and/or pneumatic multi-coupling connector with lever actuated mechanism

#15
20200255279
2020-08-13

Filling hose

#16
20200248855
2020-08-06

Quick coupling valve and quick coupling valve key

#17
20190285218
2019-09-19

Quick coupler assembly

#18
20190152762
2019-05-23

Fluid coupling assembly

#19
20190145561
2019-05-16

Hydraulic and/or pneumatic multi-coupling connector with lever actuated mechanism

#20
20190078715
2019-03-14

Depressor-adjustment unit and manifold gauge set including the same

#21
20190077652
2019-03-14

VALVE FOR VAPOUR RECOVERY SYSTEM

#22
20180339895
2018-11-29

Filling hose

#23
20180299065
2018-10-18

Coupler of grease gun

#24
20180216770
2018-08-02

QUICK CONNECTOR WITH PRESSURE DIFFERENTIAL ZONES

#25
20180216765
2018-08-02

Quick connect fluid connector with temperature sensing

#26
20180202593
2018-07-19

Vapor coupler

#27
20180162194
2018-06-14

Method for operating a filling adapter, and filling adapter for filling refrigerant R744 into vehicle air conditioning systems

#28
20180100613
2018-04-12

Quick coupling

#29
20170370512
2017-12-28

Connector and socket

#30
20170335974
2017-11-23

Fluid system coupling with internal valves

#31
20170210199
2017-07-27

Device for filling air-conditioning systems with a coolant in the final assembly of the vehicle

#32
20170037991
2017-02-09

Fluid connectors with connection state sensing

#33
20160341348
2016-11-24

Fluid line connection device and method of operation thereof

#34
20150377398
2015-12-31

Female coupling member suitable for handling high-pressure fluid and pipe coupling having female coupling member

#35
20150267851
2015-09-24

Female joint having safety function

#36
20150097131
2015-04-09

Locking mechanism for unisex ball valve coupling

#37
20150001844
2015-01-01

Female quick coupling element and quick coupling including such an element

#38
20140261807
2014-09-18

Grease delivery receiver and nozzle having pressurization lockout and bleed down capture

#39
20130292591
2013-11-07

Quick-release coupling

#40
20120180891
2012-07-19

Male joint member for pipe joint

#41
20120090713
2012-04-19

Grease delivery receiver and nozzle couplable without fluid pressure bleed-down and having pressurization lockout and flush face coupling

#42
20120007007
2012-01-12

Locking mechanism for unisex ball valve coupling

#43
20110114862
2011-05-19

Magnetic fluid coupling assemblies and methods

#44
20110079742
2011-04-07

Female quick-connect coupling element, and a quick-connect coupling incorporating such an element

#45
20110079306
2011-04-07

Female quick-connect coupling element, and a quick-connect coupling incorporating such an element

#46
20110057438
2011-03-10

Pneumatic safety coupler

#47
20110037254
2011-02-17

Female coupling member and male coupling member

#48
20110005639
2011-01-13

COUPLING, PARTICULARLY FOR LNG

#49
20100224269
2010-09-09

COUPLING MECHANISM IN A FLUID DELIVERY SYSTEM

#50
20090315322
2009-12-24

Fire Engine Hose Connector

#51
20090194722
2009-08-06

Female coupling element and a quick coupling including such an element

#52
20090166571
2009-07-02

Compressed air taking out apparatus

#53
20090146421
2009-06-11

Hose coupling provided with non return valve and a combined locking and obstructing body

#54
20080143098
2008-06-19

Magnetic fluid coupling assemblies and methods

#55
20080128034
2008-06-05

Handle Lever Locking Mechanism for Dry Disconnect Coupler

#56
20080011369
2008-01-17

Pipe coupling and male coupling member

#57
20070289650
2007-12-20

Fluid system coupling with handle actuating member

#58
20070235092
2007-10-11

Latching connectors

#59
20070199597
2007-08-30

Female coupling member of pipe coupling

#60
20070039657
2007-02-22

Fluid system coupling with pin lock

#61
20060289062
2006-12-28

Dry break valve assembly

#62
20050148999
2005-07-07

Continuous drainage adaptor

#63
20050035322
2005-02-17

Universal quick-disconnect

#64
20050006896
2005-01-13

Chuck and tube joint

#65
20050005975
2005-01-13

Fluid connector with adjustable flow control