F16L33/22 - CPC Classification Index

ClassID:

153132 ⎘

F16L33/22 - CPC Classification

Classification description:

Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts

Sub-classes:

F16L33/221 » {the external piece comprising segments hingedly connected to an interior part} 4
F16L33/222 » {the external piece comprising segments pressed against the hose by wedge shaped elements} 34
F16L33/223 » {the sealing surfaces being pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts} 90
F16L33/225 » {a sleeve being movable axially} 95
F16L33/227 » {the hose being introduced into or onto the connecting member and automatically locked } 73
F16L33/228 » {a flexible wire being coiled upon the hose} 2
F16L33/23 » the outer parts being segmented, the segments being pressed against the hose by tangentially arranged members 32

Recent Application in this class:

20260139772

2026-05-21

ULTRA-HIGH-PRESSURE HOSE JOINT ASSEMBLY AND ASSEMBLY PROCES

20250347370

2025-11-13

HOSE JOINT

20250251067

2025-08-07

ATTACHMENT DEVICE AND METHOD FOR ATTACHING AND DETACHING INFORMATION ACQUISITION DEVICE

20250146606

2025-05-08

CONNECTOR FOR MULTIPLE SIZED CONNECTIONS

20230323991

2023-10-12

Connector for multiple sized connections

20230033970

2023-02-02

Automatic chemical supply apparatus having opening shutter unit

20210254773

2021-08-19

COLD EXPANSION PIPE FITTING, PIPE CONNECTION, SYSTEM, EQUIPMENT, AND METHOD

20210221222

2021-07-22

Fuel tank comprising a connector piece

20210080043

2021-03-18

FLUID CONNECTION SYSTEM AND PRODUCTION METHOD

#10

20210018127

2021-01-21

Connector for multiple sized connections

#11

20200068820

2020-03-05

IRRIGATION SYSTEM

#12

20190151927

2019-05-23

Eight sided forged ferrule staking crimped fitting and method of manufacture thereof

#13

20190145562

2019-05-16

Pipe/fitting with modified crimp allowing for both pipe and flexible duct installation

#14

20190063650

2019-02-28

High pressure hose coupler

#15

20190003625

2019-01-03

Connector for multiple sized connections

#16

20180299049

2018-10-18

Hose barb retention device

#17

20180292035

2018-10-11

Six sided forged ferrule staking crimped fitting and method of manufacture thereof

#18

20180156370

2018-06-07

Conduit connector and method of construction thereof

#19

20180149298

2018-05-31

Hydraulic tube connector for vehicle

#20

20180119851

2018-05-03

Pipe, pipe connection and pipeline system

#21

20180073670

2018-03-15

Coupling for connecting two conduits of a vacuum conveying device to each other and vacuum conveying device

#22

20180038527

2018-02-08

Grip and fitting assemblies and kits utilizing the same

#23

20170314719

2017-11-02

Fluid connection system and production method

#24

20170299097

2017-10-19

Structure of resin-made pipe joint

#25

20170254450

2017-09-07

Joint and joint assembly

#26

20170211735

2017-07-27

GRIP AND FITTING ASSEMBLY

#27

20170198844

2017-07-13

Grip and fitting assemblies and kits utilizing the same

#28

20170184238

2017-06-29

Connecting device between a turbine housing of an exhaust turbocharger and a connection housing

#29

20170146161

2017-05-25

Resin-made pipe joint

#30

20170089046

2017-03-30

Rain catcher with release coupling

#31

20170051856

2017-02-23

PIPE CONNECTOR FOR CONNECTING A FUEL LINE OF A FUEL SUPPLY FOR A MOTOR VEHICLE ENGINE

#32

20170037989

2017-02-09

Tube coupling device having valve member

#33

20160248238

2016-08-25

Conduit and end fitting for offshore cable assembly

#34

20160214244

2016-07-28

Method for inserting a hose coupling into a hose

#35

20160146387

2016-05-26

Quick connector assembly

#36

20160116093

2016-04-28

HOSE END FITTING SYSTEM FOR POLYETRAFLUOROETHYLENE (PTFE)-CORE HOSE

#37

20160084415

2016-03-24

Pipe/fitting with modified crimp allowing for both pipe and flexible duct installation

#38

20160003393

2016-01-07

Connector for multiple sized connections

#39

20150377401

2015-12-31

Coupler

#40

20150040366

2015-02-12

Apparatus for inserting a hose coupling into a hose

#41

20150027581

2015-01-29

Pipe, pipe connection and pipeline system

#42

20140326724

2014-11-06

Tank system

#43

20140326352

2014-11-06

Hose connection arrangement

#44

20140291982

2014-10-02

PIPE COUPLING

#45

20140232107

2014-08-21

HIGH-FLOW HOSE FITTING

#46

20140103639

2014-04-17

Connector

#47

20140028013

2014-01-30

Connecting device for conduits or hose lines having assembly detection

#48

20130284301

2013-10-31

STRUCTURAL IMPROVEMENT OF DRAIN PIPE

#49

20130111722

2013-05-09

Mounting apparatus and system thereof

#50

20120292900

2012-11-22

System, method, and apparatus for multiple application fitting

#51

20120169042

2012-07-05

Hose coupling with retaining spring

#52

20120150150

2012-06-14

Tube assembly and method for making the assembly

#53

20120103461

2012-05-03

Hose coupling element

#54

20110121558

2011-05-26

BONDING SOCKET FOR HIGH PRESSURE MEDICAL HOSE

#55

20090278348

2009-11-12

Composite coiled tubing end connector

#56

20090220294

2009-09-03

Connector for flexible tubing

#57

20090051160

2009-02-26

BONDING SOCKET FOR HIGH PRESSURE MEDICAL HOSE

#58

20080284163

2008-11-20

Connector for flexible tubing

#59

20080252072

2008-10-16

Hose connecting device

#60

20070278790

2007-12-06

Asymmetric hose coupling endform for fluid transfer assemblies

#61

20070278789

2007-12-06

Hose coupling endform for fluid transfer assemblies

#62

20070216158

2007-09-20

Connecting device for the connection of a pipe socket and a hose

#63

20060232065

2006-10-19

Hose

#64

20060232064

2006-10-19

Hose

#65

20060201570

2006-09-14

Methods and systems for enhanced fluid transport

#66

20060131876

2006-06-22

Method and apparatus for connecting coupler fittings to conduit sections

#67

20060066100

2006-03-30

Hose with connector and method for making same