Patents for F16L 21 - Joints with sleeve or socket (9,147)
04/1996
04/16/1996US5507504 Sealing device with c-shaped lips and central projection
04/10/1996EP0705999A1 Arrangement for sealing a construction joint
04/10/1996CN2224322Y Fastening-hoop type seal coupling mechanism for high-temp. high-pressure pipeline
04/10/1996CN2224321Y Adaptor for pipe
04/09/1996US5505497 Mechanical joint connections for fiberglass reinforced duct sections
04/09/1996US5505495 Watertight coupling between a tube and an endpiece
04/04/1996WO1996009904A1 Boring method for forming tapering through hole in work by using press, and boring tool therefor
04/04/1996DE19532356A1 Pipe coupling with retention housing with two end sections
04/03/1996EP0542779B1 Pipe coupling
03/1996
03/28/1996DE19533648A1 Pipe coupling with peripheral socket with free play
03/27/1996EP0703398A1 Connection verifier for a quick connector coupling
03/27/1996EP0703397A1 Fastening coupling for a ringed tube
03/27/1996EP0702765A1 Coupling joint
03/27/1996CN2223407Y Insert type flexible-rigid socket jointing short sleeve
03/27/1996CN2223405Y Quickfit bend
03/27/1996CN2223403Y Conical sleeve type pipe connecting fast erecting element
03/20/1996EP0702185A1 Quick connector, with pull back verification method
03/20/1996EP0702183A2 Concrete product with either internal or external sealing means
03/19/1996US5499848 Connection verifier for a quick connector coupling
03/19/1996US5499439 Method of forming a flexible metal hose connector
03/19/1996CA2083902C Pipe coupling
03/14/1996DE4431958A1 Sleeve for coupling socket=free pipes
03/13/1996EP0701081A1 Coupling structure for pipes of synthetic resin
03/13/1996CN2222279Y Active no-screw pipe joint
03/07/1996WO1996007047A1 Connecting collar for pipes
03/07/1996WO1996007046A1 Pipe coupling
03/07/1996CA2199025A1 Connecting collar for pipes
03/05/1996US5496073 Disengagement tool for use with a pipe joint assembly
02/1996
02/29/1996DE19528288C1 Twin cylinder pump for viscous materials
02/28/1996CN1117757A A sealing device a mould element and a pipe
02/21/1996EP0697556A2 Hose-to-tube connector
02/15/1996DE4428572A1 Pipe coupling for smooth end pipes
02/14/1996EP0696701A1 A sealing ring device
02/14/1996CN2220002Y 塑料泵管 Plastic Tubing
02/14/1996CN2220001Y Steel wire clamping quick-acting pipe connection
02/14/1996CN2220000Y Quick connecting component for pipeline
02/07/1996CN2219414Y Multi-purpose fast convenient pipeline joint
01/1996
01/30/1996US5487572 For a tube
01/17/1996CN2217714Y Thermal-contraction case-pipe of metal piece reinforcing screen-type continuous sealing
01/16/1996US5484171 Coupling joint
01/10/1996EP0691500A1 Arrangement for connecting pipes
01/10/1996EP0691498A1 Pipe joint sealing assembly
01/10/1996CN2217159Y Winding type composition belt for covering
01/10/1996CN2217158Y Thermal insulation tube
01/03/1996EP0690258A1 Calcium alumina cement lined pipe
01/03/1996EP0690256A1 Gripping element for a pipe coupling
01/03/1996EP0689635A1 Casing pipe with coupling sleeves at one or both ends
01/03/1996CN2216627Y Sealing ring
01/03/1996CN2216625Y Pipe and connector using for transfering water, power and gas
01/02/1996US5480196 Ductile iron pipe joint employing a coupling and coupling therefor
01/02/1996US5480193 Clamp for push-on couplings
12/1995
12/29/1995CA2152713A1 Tension-resisting pipe connection and method of making same
12/27/1995EP0688995A1 Sealing for pluggable plastic pipes
12/27/1995CN2216185Y Structurally improved joint for water tap
12/20/1995EP0428566B1 Clamp for coupling and sealing pipe joints
12/20/1995CN2215651Y Pressure-resistant high-strength plastic pipe piece
12/20/1995CN2215650Y High-pressure refractory quick joint pipe piece
12/19/1995US5476292 Pipe couplings
12/19/1995US5476290 Plug-in socket joint secured against sliding movement
12/13/1995EP0686799A1 A device for sealing an annular space
12/13/1995EP0686245A1 A sealing device, a mould element and a pipe
12/13/1995CN2215059Y High-speed movable concentric reducer
12/12/1995US5474337 Joint and seal system for air transfer tubes
12/09/1995CA2151173A1 Device for sealing an annular space
12/07/1995WO1995033156A1 Friction sealed coupling for pipe
12/07/1995DE4419372A1 Connection between tubular shaft and solid shaft end
12/07/1995CA2190775A1 Friction sealed coupling for pipe
12/06/1995EP0685317A1 A method for manufacturing a thermoplastic pipe
12/01/1995CA2124654A1 Pipe coupling arrangement
11/1995
11/30/1995DE19519073A1 Exhaust gas and combustion air outlet and infeed pipeline connection
11/29/1995CN2213904Y 管接头 Fittings
11/29/1995CN2213902Y Tight bind type pipe joint
11/22/1995EP0682758A1 A method of making a pipe connection and a tool suitable for use when carrying out the method
11/22/1995CN2213267Y Quick-acting assembling and disassembling sealing joint for hard pipe
11/21/1995US5468027 Tube couplings
11/21/1995US5468025 Sewer line vent clamp assembly
11/15/1995EP0681667A1 Radiator system
11/15/1995CN2212698Y Shaped series champing sleeve for blocking leakage and shunting of pipe joint
11/15/1995CN2212697Y Pipe joint
11/14/1995CA2057605C Pipe coupling
11/09/1995DE4415166A1 Tightening element for tube clamp
11/08/1995EP0680578A1 Method and device for fastening a sealing ring on a pipe.
11/07/1995US5464228 Restraining element for pressure pipe joints
11/02/1995EP0512015B1 Flexible coupling for hoses to be rolled flat and coupling method
11/01/1995CN2211531Y Multifunctional pipe connector
10/1995
10/31/1995CA2031431C Composite gasket for locked assembly of bell and spigot pipes
10/25/1995EP0678180A1 Sealing device on a pipe and sealing ring therefor
10/24/1995CA2084104C Elastomer-lined metal pipe
10/18/1995EP0677690A1 Socket butt sealing
10/18/1995CN1030102C Pipe coupling
10/17/1995US5458380 Pipe joint
10/11/1995CN2209751Y Sealed half-ring inner hoop pipe type connecting apparatus
10/11/1995CN2209750Y Flexible combined drain case iron pipe connector
10/11/1995CN2209749Y Non-leaking water pipe connector
10/11/1995CN2209748Y Adjustable connector
09/1995
09/27/1995CN2208652Y Pipe fixing ring with automatic adjusting function
09/27/1995CN1109155A Fast joint type cast iron soil pipe jointing device
09/26/1995US5452921 Axially swaged fitting
09/26/1995CA2075696C Pipe connecting apparatus
09/21/1995DE4409136A1 Connector for stone flue sections
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