F16L19/043 - CPC Classification Index

ClassID:

152958 ⎘

F16L19/043 - 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 using additional rigid rings, sealing directly on at least one pipe end, which is flared either before or during the making of the connection with additional sealing means

Sub-classes:

F16L19/045 » {consisting of cutting edges on one of the connecting parts which penetrate into the wall of the pipe} 22
F16L19/046 » {consisting of a soft ring} 13

Recent Application in this class:

20220316631

Leak-proof tube fitting assembly structure

20190301647

HYDRAULIC COMPONENT SYSTEM HAVING A HYDRAULIC COMPONENT PRODUCED AT LEAST IN PART BY A GENERATIVE METHOD

20190257458

Resin pipe fitting

20190113159

Sealing device and medical device with at least one sealing device

20180313483

Coupling with tongue and groove

20170184233

Coupling with tongue and groove

20170089497

Conduit fitting subassembly and retaining tool

20160018032

Pipe end seal assembly

20150330542

COUPLING DEVICE FOR TUBULAR MEMBERS

20150061283

Tube coupling device

20150021903

Conduit fitting with pull-up indication

20150020371

Coupling with tongue and groove

20140265305

CONDUIT COUPLING SYSTEM AND METHOD

20140167411

Tube seal

20130185919

Coupling with tongue and groove

20110169261

Double-pipe joint

20110163535

Double-pipe joint

20100219631

Conduit fitting with pull-up indication

20090179423

Double-pipe joint

20070236016

Flared screw fitting

20060157975

Double-pipe joint

20050242582

Fitting for tube and pipe