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Class Information
Number: 285/293.1
Name: Pipe joints or couplings > Molded joint > Lining or cover molded to pipe end
Description: Subject matter wherein a plastic or melted material is shaped to the end of a pipe as an interior or exterior cover.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8646489 Connection structure of wave-shaped synthetic resin pipes, wave-shaped synthetic resin pipes used for the connection structure, and manufacturing method thereof Feb. 11, 2014
8622437 Fluidic terminal Jan. 7, 2014
8491014 End connector of a corrugated tube, produced by co-moulding Jul. 23, 2013
8424921 Composite coupling with a machining portion Apr. 23, 2013
8419075 Tubes and their manufacture Apr. 16, 2013
8220126 Barbed metal insert overmolding using crosslinked polymers Jul. 17, 2012
8146955 Overmolded fitting connection with color indication Apr. 3, 2012
8034211 Thermoplastic element for protection against corrosion in the thermofusion coupling of a thermoplastic tube Oct. 11, 2011
7739839 Down spout safety edge system Jun. 22, 2010
7669900 Interface O-ring seal for low permeation flange of a fuel supply unit Mar. 2, 2010
7631903 Part for connecting a fluid line to an opening of a container comprising plastic material or for closing the opening Dec. 15, 2009
7614666 End section of a fluid line with molded-on push-in fitting Nov. 10, 2009
7520535 Pipeline joint infill and protective sleeve Apr. 21, 2009
7497014 Sliding bearing and method for the manufacture thereof Mar. 3, 2009
7488008 Vari-stage coupling device Feb. 10, 2009
7458613 Rotatable fire sprinkler fitting Dec. 2, 2008
7455325 Connecting element comprising a first body and a method for injection moulding a connecting element Nov. 25, 2008
7407197 Pipe joint infill and protective sleeve Aug. 5, 2008
7354076 Fitting for formation of a fluid-conducting connection Apr. 8, 2008
7093859 Tubing and connector assembly Aug. 22, 2006
7083204 Composite metal pipe coupling and assembly Aug. 1, 2006
7066498 Part for connecting a fluid line to an opening of a container comprising plastic material or for closing the opening Jun. 27, 2006
6857670 Plastic tube joint Feb. 22, 2005
6722708 Tubular resin connection structure Apr. 20, 2004
6722392 Assembly comprising a tube and a sleeve Apr. 20, 2004
6672627 Lightweight air coupler Jan. 6, 2004
6497836 Method for molding hose joint assembly Dec. 24, 2002
6488314 Coupling joint for a couple of pipes Dec. 3, 2002
6328501 Method of manufacturing a tunnel or shaft lining or pipeline Dec. 11, 2001
6315331 Molded hose joint assembly Nov. 13, 2001
6290265 Tubing and connector assembly and method and molding Sep. 18, 2001
6264249 Fluid coupling with locked sleeve Jul. 24, 2001
6213411 Inlet of blow gun Apr. 10, 2001
6089618 Sealing device for pipes Jul. 18, 2000
5980670 Method of forming a metal pipe with cuff for forming pipe joint Nov. 9, 1999
5887912 Flare-type pipe joint Mar. 30, 1999
5505497 Mechanical joint connections for fiberglass reinforced duct sections Apr. 9, 1996
5429397 Corrugated pipe with joint and method of forming the latter on the former Jul. 4, 1995
5398979 Seal for manholes and drains Mar. 21, 1995
5337621 Cable end fitting retainer and method for making same Aug. 16, 1994
5330238 Coupler for connecting two plastic pipes and process and mold for producing the coupler Jul. 19, 1994
5244237 Fitting with a compressible lining Sep. 14, 1993
5236231 Brittle lined pipe connector Aug. 17, 1993
5180195 Joint locking system for pipe Jan. 19, 1993
5127680 Pipe joint structure Jul. 7, 1992
4641862 Rotationally molded nozzle liner and method for its installation Feb. 10, 1987
4552384 Molded-joint assembly Nov. 12, 1985
4394025 Pipe compression seal for bell and spigot joint Jul. 19, 1983
4288104 Pipe section, preferably a concrete pipe section Sep. 8, 1981
4241878 Nozzle and process Dec. 30, 1980

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