Abstract: A flexible pipe element is provided formed as a metal bellows with at least one corrugated bellows section and a bellows brim, which forms one end of the metal bellows, and a connection element for connecting the metal bellows to a continuing pipe part or to a connector, with the connection element having a connection area for abutting a contact area of the bellows brim. An annular bulge is formed in the contact area of the bellows brim and/or in the connection area of the connection element projecting beyond an average level of the contact area and/or an average level of the connection area in order to form a linear seal between the contact area and the connection area. A method for producing such a flexible line part is also provided.

Abstract: A pipe assembly (10) includes a composite pipe (12) having a composite material formed of at least a matrix material and a plurality of reinforcing elements embedded within the matrix material. The pipe assembly (10) further comprises a metallic pipe stub (14) secured to an end region of the composite pipe (12) and configured to support a connector (20) to permit the pipe assembly (10) to be secured to separate infrastructure.

Abstract: A connector assembly for connecting a corrugated tube with a braid mounted on the periphery of the hose to a metal connector, comprises an inner sleeve mounted on the corrugated tube, and an outer sleeve mounted on the inner sleeve, the inner and outer sleeve cooperating with each other to hold the braid between the inner and outer sleeves. The inner and outer sleeves have respective inner and outer tapered surfaces. One of the inner and outer tapered surfaces has one or more portions projecting toward the other of the inner and outer tapered surfaces.

Abstract: A protector includes a case configured to accommodate a wire harness, wherein the case is provided with an insertion hole configured such that the wire harness is inserted through the insertion hole, a rib is provided on an inner surface of the case, the inner surface defining the insertion hole, and the rib protruding inwardly from the inner surface, and the rib is configured to: be fitted in a groove portion provided in an outer peripheral surface of a corrugated tube that is externally mounted on the wire harness; and hold a plug configured to close the insertion hole.

Abstract: A connection piece for connecting a surface-structured end of a hose extending along a longitudinal direction to a fluid outlet is disclosed, which end comprises at least one recess in its surface, with a sealing space into which the end of the hose can be introduced. A sealing material is arranged in the sealing space, which is sufficiently fluidizable in a first processing state so that a part of the sealing material present in the sealing space can flow into the recess when the end of the hose has been pushed in, and can be hardened in a second processing state.

Abstract: A connection end-piece of a flexible pipe includes an end vault extending along a central axis; an outer cover fixed to the end vault and defining, with the end vault, a reception chamber for receiving an end section of the armor elements of the flexible pipe; at least one annular member applied externally to the armor elements of the flexible pipe, the annular member being at least partially accommodated in the reception chamber between the armor elements and the outer cover. The annular member applies a radial tightening pressure higher than 100 bars onto the armor elements toward the central axis of the flexible pipe.

Abstract: A joined body is formed by joining end surfaces of two joining members to each other by a friction welding. The joined body includes a hollow portion formed on at least one of the two joining members, the hollow portion being configured to have an opening at the joining face between the two joining members. The joined body also includes an annular groove portion formed on an inner circumferential surface of the hollow portion at a position separated from a joining face in an axial direction.

Abstract: A rigid coupler for use in electrically isolating an electrically conductive fluid conveyance system is described. The rigid coupler includes a nonconductive liner having a first end configured to couple to a first adjoining section of the fluid conveyance system, and a second end, opposite said first end, configured to couple to a second adjoining section of the fluid conveyance system. A reinforcing structure circumscribes the nonconductive liner and is coupled to a portion of the nonconductive liner extending between the first and second ends of the nonconductive liner. The reinforcing structure includes a multi-axial braided fiber material impregnated with a matrix material. A fiber overwrap is hoop wound about at a least a portion of the reinforcing structure between the first and second ends of the nonconductive liner.

Abstract: An outer collar member of an end fitting for a flexible pipe. The apparatus comprises an outer collar body portion and an outer collar neck portion extending away from the outer collar body portion. The neck portion is arranged to be secured to a portion of flexible pipe body in a slotted position between layers of the flexible pipe body. The position is located between an outer sheath of the flexible pipe body and at least one armour layer of the flexible pipe body wherein the outer collar body portion comprises a curved inner surface region for determining a radius of curvature of wires of the armour layer bent away from an axis of the flexible pipe bodies and supported by the curved inner surface when the pipe body is mounted in the end fitting.

Abstract: A hose coupling and method of manufacturing same are disclosed. The hose coupling includes a stem to which is staked a ferrule. The stem includes a radially inwardly directed groove into which a radially inwardly directed wedge of the ferrule is staked. The wedge includes a width that is greater than the width of the groove before staking. Moreover, the groove includes a bottom surface from which first and second canted sides extend at a first angle, while the wedge includes an inner surface from which first and second canted sides extend at a second angle. The first and second angles are not parallel but within five degrees of one another. The stem and ferrule form at least six distinct regions of surface contact to guard against rotation of the ferrule relative to the stem.

Abstract: An exhaust connection coupler and a method for manufacturing a braid cover incorporated therein are provided. The method of manufacturing comprises the steps of providing a tubular sleeve formed of braided wire filaments and forming at least one end of the sleeve into shape using a forming die such that the at least one end of the cover includes a circumferential neck portion having a diameter smaller than the diameter of a body portion of the cover. In the method, the sleeve may be pressed between male and female forming dies in order to create the cover's desired shape, which can include a shoulder extending radially outwardly from the cover's neck portion and meeting the cover's body portion at a corner.

Abstract: A pressure tight, high pressure metal hose fitting is provided for a corrugated metal hose formed from metal tube having the fitting crimped permanently to the end of the hose. The fitting includes a first end with a stem which has threading to be coupled to an appropriate fitting surface. The fitting also has a second end adapted to be received within the hose. A sealing gasket is disposed on the second end of the fitting. A clamshell element is disposed above and about the fitting and the hose. The fitting includes projections which are adapted to be received in the clamshell assembly. A crimping ferrule is placed above and about the clamshell and is crimped to compress the clamshell about the fitting and hose and causes the sealing gasket to form a pressure tight seal.

Abstract: A pressure tight, high pressure metal hose fitting is provided for a corrugated metal hose formed from metal tube having the fitting crimped permanently to the end of the hose. The fitting includes a first end with a stem which has threading to be coupled to an appropriate fitting surface. The fitting also has a second end adapted to be received within the hose. A sealing gasket is disposed on the second end of the fitting. A clamshell element is disposed above and about the fitting and the hose. The fitting includes projections which are adapted to be received in the clamshell assembly. A crimping ferrule is placed above and about the clamshell and is crimped to compress the clamshell about the fitting and hose and causes the sealing gasket to form a pressure tight seal.

Abstract: A reinforced cup for use on downhole devices is disclosed. The reinforced cup is comprised of a cylindrical metal sleeve. Surrounding the outer circumferential surface of the metal sleeve is a flexible mesh cage comprised of a plurality of woven wire strands. A resilient cover is formed around the metal sleeve and flexible mesh cage so that the metal sleeve and flexible mesh fabric are encased by the resilient cover. The flexible mesh cage serves to reinforce the resilient cover.

Abstract: An end fitting for terminating an end of a hose including a tubular body of flexible material arranged between inner and outer gripping members, wherein the end fitting includes: an inner member adapted to be disposed at least partially within the hose; a sealing member adapted to seal at least part of the tubular body fully around the circumference between the sealing member and the inner member; and a separate load transfer member adapted to transfer axial loads between the hose and the inner member in such a manner that said axial loads are diverted around the sealing member in order to reduce, or eliminate, the axial load on the hose between the sealing member and the inner member, and wherein the sealing member is adapted to seal against the tubular body independently of the application of axial loads between the hose and the inner member.

Abstract: A metal bellow tube has sectional shapes of a ridge and a valley in a bellows-shaped tube wall of a metal bellows tube that are made to be V-shaped. As a result, a metal bellows tube with significantly improved bending fatigue resistance compared to conventional ones is provided. In addition, by this metal bellows tube and a tubular metal braid covering the outside of the tube, a flexible tube for a high-pressure fluid can be constituted. Consequently, a high-pressure fluid exceeding 20 MPa, particularly even a superhigh-pressure fluid of 70 MPa, can be transferred safely without transmitting the molecules of the fluid.

Abstract: A method and apparatus for securing wires of at least one armour layer of a portion of flexible pipe body in an end fitting is disclosed. The method comprises the steps of bending wires of at least one armour layer away from an axis of the flexible pipe body at a predetermined location, locating each wire of the armour layer in a respective groove formed in a contact surface of at least one of an inner collar member and an outer collar member of the end fitting and urging contact surfaces of the inner collar member and the outer collar member together to thereby lock wires of the armour layer in a fixed position at said predetermined location in the end fitting.

Abstract: A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal end of the corrugated tubing, the polymeric sleeve, and the distal end of the length of mesh tubing are received in a sleeve which is formed integrally with an end piece. The sleeve is crimped into permanent retaining engagement with the length of corrugated tubing, the polymeric sleeve, and the length of mesh tubing. The end piece functions to secure the flexible connector into engagement with an adjacent component.

Abstract: A pipe structure comprising a length of a flexible pipe connected to an end fitting, the flexible pipe comprising an armour layer and an underlying pipe layer the armour layer, the underlying pipe layer having an outer surface around which armouring wires of an armouring layer are helically wound. The pipe structure provides a coupling between a flexible pipe comprising armouring wires and an end fitting, the coupling exerting a relatively low bending or flexure strain on the wires during normal operation of the flexible pipe. The transition path of an armouring wire between the flexible pipe and the end fitting comprises a straight-line-section between a wire-pipe-exit-point where the wire extends away from its underlying pipe layer and a straight-line-end-point on a support unit of the end fitting where the armouring wire in question has its first tangential point of contact.

Abstract: A hose assembly including an elongated flexible metal hose attached to a hose fitting having a fitting body defining a passageway for conveying material. The fitting body has a mating portion for connecting the hose assembly to a corresponding fitting which delivers or accepts material passing through the hose assembly. A sleeve engages a surface of the fitting body and secures an end portion of the metal conduit to the fitting by trapping the end portion of the metal conduit between the sleeve and the fitting body. During installation, the sleeve is inserted into the body and subsequently the hose is inserted into a gap between the sleeve and fitting body. A fixture having a radially expanding member is slipped into the sleeve and brought into contact with the sleeve to deform the sleeve and consequently trap an end of the hose between the sleeve and the fitting.

Abstract: A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal end of the corrugated tubing, the polymeric sleeve, and the distal end of the length of mesh tubing are received in a sleeve which is formed integrally with an end piece. The sleeve is crimped into permanent retaining engagement with the length of corrugated tubing, the polymeric sleeve, and the length of mesh tubing. The end piece functions to secure the flexible connector into engagement with an adjacent component.

Abstract: A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal end of the corrugated tubing, the polymeric sleeve, and the distal end of the length of mesh tubing are received in a sleeve which is formed integrally with an end piece. The sleeve is crimped into permanent retaining engagement with the length of corrugated tubing, the polymeric sleeve, and the length of mesh tubing. The end piece functions to secure the flexible connector into engagement with an adjacent component.

Abstract: The invention relates generally to a solderless metallic-encased, polymeric-lined connector system.

Abstract: In a method of securing tensile reinforcement elements (7) of a pipeline or a cable to an end termination (18), the end termination is provided with a plurality of locking holes through which the reinforcement elements to be secured are pulled. Insertion of a spreader element into the reinforcement element results in a local cross-sectional increase in the tensile reinforcement. The reinforcement element cannot move freely through the locking hole because of the local cross-sectional increase, thereby achieving mechanical locking.

Abstract: A fluid line connector assembly for connecting between two fluid transmission lines or between a transmission line and an appliance or other apparatus, such as a commercial fryer. The assembly includes a length of thin-walled, flexible tubing having helical corrugations extending therealong and opposing non-corrugated and generally cylindrical ends. A braided sheath extends along the exterior of the tubing and is secured at the tubing ends. A base ring is received on a tubing end and includes a first groove. An end fitting, including an interior passage having a second groove, is retained on and cooperable with the tubing end due to a retaining ring captured within a portion of each groove, allowing the end fitting to remain rotatable relative to the tubing. One or more o-rings are compressively positioned between the end fitting and the tubing end to form a fluid-tight seal therebetween.

Abstract: The invention relates to a hose comprising a steel coupling (1), in which the structural elements of the hose, namely the reinforcing plies (4), liner (12), carcass (7), and cover (9) are bonded.