Patents for F16L 51 - Expansion-compensation arrangements for pipe-lines (2,692)
04/2006
04/19/2006CN2773454Y External compensator
04/13/2006DE102004026705B4 Gas-tight decoupling unit for e.g. passenger car`s exhaust system, has hoses and edge units to form annular cavity between hoses with suitable pneumatic connection, which is pressurized in operating condition using ambient air
04/04/2006US7021013 Compensator for compensating thermal expansions
03/2006
03/29/2006CN2767807Y Straight-through lateral balance non-thrust corrugated expansion joint
03/23/2006DE102004010232B4 Connecting element for connecting of exhaust pipe to exhaust gas turbocharger has spring for elastic pretensioning of connecting element in relation to bend
03/22/2006CN2766134Y Rotary buried compensation assembly
03/22/2006CN2766133Y Rotatable sleeve compensator capable of automatically regulating seal
03/16/2006DE102004042247A1 Compensator bellow for movemental admission of piping for transport of gaseous or liquid medium, has filling hole provided for adhering tube ends, inserted into connecting ends, in one of patterns
02/2006
02/22/2006CN2760370Y An S-shaped pipeline compensator
02/16/2006DE102004041348A1 Flexible tube for exhaust pipe of automobile, includes resilient member arranged around and engaging outer surface of braided member arranged and fixed at both ends of cylindrical bellows
02/16/2006DE102004034591A1 Fluid tight decoupling element for exhaust lines in motor vehicles has multilayer wound metal hose with flexible pipe and axial edging element whereby flexible pipe, which is arranged on inner side, is firmly connected with axial edging
02/08/2006CN2756928Y Inner tube axial compensator for high vacuum heat insulation pipe
02/01/2006CN2755396Y Rotary filling compensator
02/01/2006CN2755101Y Hot air pipeline compensating device for main pipe and periphery pipes at different hights
02/01/2006CN1239836C Pressure resistance bellows
01/2006
01/26/2006US20060017285 Flexible tube for an exhaust pipe of an automobile
01/18/2006EP1617124A1 Pipe, draining or manhole segment and method for production thereof
01/12/2006DE202004020782U1 Compensator bellow for movemental admission of piping for transport of gaseous or liquid medium, has filling hole provided for adhering tube ends, inserted into connecting ends, in one of patterns
01/10/2006CA2238725C Flexible joint
01/04/2006CN2750161Y Tube coupling compensation device
01/04/2006CN2750160Y Lateral flow zero thrust compensation device
12/2005
12/29/2005DE202005016980U1 Line segment for exhaust and return lines used in combustion engine of motor vehicle, has netting tube fixed with bellows using additional rings which are connected to reinforce netting tube
12/29/2005DE102004026705A1 Gas-tight decoupling unit for e.g. passenger car`s exhaust system, has hoses and edge units to form annular cavity between hoses with suitable pneumatic connection, which is pressurized in operating condition using ambient air
12/28/2005CN2748745Y Antiseptic waterproof non-metal expansion joint
12/21/2005CN2747440Y Double-seal corrugated pipe sleeve type compensator
12/15/2005US20050274424 Gastight decoupling element from stripwound hoses
12/01/2005WO2005113957A1 Flexible pipe element for exhaust pipes
11/2005
11/30/2005EP1600681A1 Device for a sealed connection between two conduits
11/30/2005CN2743661Y Rotary compensator
11/23/2005EP1597506A1 Flexible pipe element
11/23/2005CN2742265Y Corrugate pipe no-push force compensator
11/09/2005CN2739461Y Complementary pipeline compensating device
11/02/2005CN2738079Y Corrugated compensator with telescopic rotary flange
10/2005
10/27/2005DE202005013341U1 Exhaust gas pipeline for use in internal combustion engine, has fabricated metal tube placed between ends of pipeline to provide longitudinal support to pipeline and is turned coaxially towards pipeline by two spacers
10/20/2005DE202005012296U1 Pipe connection, comprising stop element for avoiding unintentional separation during adjustment
10/19/2005CN2735137Y Totally enclosed type directly buried thrust free pipe compensator
10/06/2005DE102004012721A1 Fuel tank for filling stations has expansion compensator integrated into filling pipe and located in vicinity of partition which divides inner cavity into chambers
10/05/2005EP1507997B1 Device for compensating length changes in a pipe system
09/2005
09/29/2005DE102004010232A1 Connecting element for connecting of exhaust pipe to exhaust gas turbocharger has spring for elastic pretensioning of connecting element in relation to bend
09/21/2005CN2727535Y Telescopic and corrugated composite pipeline compensator
09/21/2005CN2727534Y Lower pigtail pipe
09/20/2005US6945567 Flexible pipe connecting unit
09/15/2005US20050198946 Exhaust system assemblies employing wire bushings for thermal compensation
09/14/2005CN2725688Y Sliding sealed expansion joint
09/14/2005CN2725687Y Filling compensator
08/2005
08/25/2005US20050184509 Flexible duct sleeve
08/24/2005CN2720231Y Jointing bent tube
08/16/2005US6929034 Coupling system, kit, and method
08/02/2005CA2209037C Internal flexible dust seal
07/2005
07/14/2005DE10354782B3 Torsional decoupling element for pipelines subject to vibration has bellows-type components offset axially to pipe axis of adjacent line system
05/2005
05/25/2005EP1238226B1 Flexible pipe element
05/25/2005CN2702149Y Corrugated expansion joint
05/25/2005CN2702148Y External sealing device of corrugated expansion joint
05/18/2005EP1531242A2 Decoupling element for exhaust systems
05/11/2005CN1614289A Adjustable bending rubber joint
04/2005
04/19/2005US6880861 Pipe joint
03/2005
03/31/2005DE10301357B4 Flexibles Leitungselement Flexible duct element
03/23/2005CN1598387A Method of elastic connecting pipeline
03/17/2005DE10338831A1 Connecting end for special screw-on metal hose has tubular connecting part placed in inner diameter of special pipe element and welded to same in contact zone around entire outer circumference to produce circular welded seam
03/17/2005DE10337123A1 Connection element for pipe lines subjected to vibration stress, e.g. exhaust gas pipes in IC engines consists of elastic hollow-cylindrical sleeve of ceramic material fitted into hose for gas-proof connection
03/09/2005CN1192179C Expansion joint device and its tubular resin film
02/2005
02/23/2005EP1507997A2 Device for compensating length changes in a pipe system
01/2005
01/26/2005CN1570453A Sandwich construction fiber reinforced elastic body pipe compensator and forming method thereof
01/13/2005US20050006895 Pipe joint
01/13/2005DE10328626A1 Rohr-Bausatz Pipe kit
01/12/2005CN1563776A Pressure resistance bellows
01/06/2005WO2005001322A1 Pipe moving regulation joint device
01/05/2005DE102004025946A1 Vibration absorbing pipe section, in particular for exhaust system of vehicle, assembled of corrugated metal sleeve and woven end pieces
12/2004
12/30/2004US20040262923 Pipe assembly
12/29/2004EP1491811A1 Pipe construction
12/29/2004CN2667275Y Four-way bend pipe pressure balancing compensator
12/29/2004CN2667274Y Large bore flexible angle shape thermal stress remover
12/26/2004CA2472517A1 Pipe assembly
12/16/2004US20040253058 Pipeline system utilizing cold bends
12/15/2004CN2663781Y Double flow direction corrugated expansion joint
12/15/2004CN2663780Y Improved structure of flue gas pipeline expansion joint for making acid
12/01/2004CN2660283Y Improved structure of flexible gas compensator
11/2004
11/25/2004DE10319451A1 Piping for recycling of exhaust gas recirculation in an internal combustion engines, like in motor vehicles, comprises at least one section with at least two solid layers with smooth surfaces
11/11/2004DE10249739B4 Kompensator für axialen Längenausgleich Compensator for axial length compensation
11/11/2004DE10222559B4 Rohrkompensatoranordnung zur Aufnahme von bei Erwärmung oder Abkühlung eines Leitungsrohrs auftretenden axialen und lateralen Bewegungen Rohrkompensatoranordnung to receive occurring during heating or cooling of a conduit pipe axial and lateral movements
11/10/2004CN2655008Y Flexible jointing part for fluid pipeline
10/2004
10/28/2004WO2004092638A1 Expansion device
10/21/2004US20040207198 Pipe system for underwater installations with expansion-compensating bellows
10/20/2004CN2649919Y Reducing corrugated expansion joint
10/13/2004EP1467072A1 Flexible pipe element
10/06/2004CN2646530Y Rain pipe flexible pipe joint for bridge
10/06/2004CN2646529Y Tertiary air conduit high temperature compensator for cement industry
09/2004
09/28/2004US6796585 Bellows for a compensator and compensator pertaining thereto and method for producing bellows
09/02/2004WO2004074727A1 Flexible pipe element
09/02/2004DE10340983A1 Flexible exhaust pipe for use on road vehicle has spiral thread or ring-folded metal bellows with distance piece and flexible metal hose on inside
09/01/2004CN2637875Y Dog type rubber expansion adapter
08/2004
08/25/2004CN2636053Y Pipe line safety compensator
08/25/2004CN2636052Y Pipe line insulation compensator
08/18/2004CN2634244Y Single wave rigid-flexible telescopic joint
08/18/2004CN1521439A Gas line structure with a flexible compensator
08/05/2004DE10301357A1 Flexible pipe element to transport especially aggressive media in liquid or gaseous form has tube, smooth-walled on outside and inside, forming helix with windings of same size, with ends of tube fastened in connecting flanges
08/04/2004EP1218659B1 Device for releasably linking the extremities of pipes that are subject to thermal expansions
07/2004
07/29/2004DE202004008089U1 Flexibles Leitungselement für Abgasleitungen Flexible duct element for exhaust pipes
07/28/2004CN2628842Y Metal external pressing bidirectional direct-buried corrugated pipe compensator
07/28/2004CN2628841Y 非金属补偿器 Non-metallic compensation
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