Abstract: A flexible hose for use as a refrigerant passageway in a vehicular refrigerating cycle has an inner hose and an outer hose. The outer hose covers the inner hose with a space formed in a given distance. The outer hose and the inner hose are formed of resin having flexibility.

Abstract: A connecting assembly for connecting to a fluid conduit in a fluid transfer system includes a ferrule-type connector having a first open end and a second open end. The first open end of the connector is operable to receive a fluid conduit therein. The second open end of the connector is operable to receive a washer and a flexible hose therein. The washer preferably has a concave cross-section and a central aperture receiving the fluid conduit to secure the connector to the fluid conduit when the washer is press-fit in the second open end of the connector and onto the fluid conduit.

Abstract: A flexible conduit includes a metal hose provided with a helical groove having a plurality of turns; a plastic jacket surrounding the metal hose and conforming to the helical groove thereof; a plastic inner hose received in the metal hose and having a projecting length portion extending beyond an end of the metal hose. The conduit further includes a plastic coupling part which surrounds the metal hose. The coupling part includes a cylindrical collar surrounding the projecting length portion and having a material-to-material bond therewith; and an overlapping portion adjoining the cylindrical collar and extending away therefrom. The overlapping portion surrounds the jacket and extends into the helical groove. The overlapping portion and the plastic jacket have a material-to-material bond with one another.

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 fitting for pipes has a coating having a high mechanical and/or chemical resistance, a first tubular portion adapted to be connected to the pipe (2) and a second portion (8) adapted to connect with another pipe fitting. The first tubular portion has an inside coating made of a material having a high mechanical and/or chemical resistance. The pipe fittings are installed in a first step wherein an inside layer of the pipes, at one of their ends, is removed to obtain a housing, and a second step wherein the first tubular portion of the pipe fitting is introduced into the housing.

Abstract: A connecting piece for establishing a connecting arrangement for a pipe which can be pressed together comprises a stub which can be inserted into a pipe. Profilings for the pressing-together with the pipe and a stop are on the stub. At least one radially projecting spacer is provided on the stub. The spacer defining a gap for forming a flow duct between the stub and the pipe. The spacer may have an interruption for forming part of the flow duct.

Abstract: In a hose with corrugated metal tube, a connecting pipe is formed with a tapered inner surface in a tip end portion thereof a corrugated metal tube is formed with a flared portion flaring as to correspond to the tapered inner surface of the connecting pipe, and a mating pipe is formed with a tapered outer surface. The hose with corrugated metal tube is connected to the mating pipe by a cap nut so that the tapered inner space of the connecting pipe abuts the tapered outer surface of the mating pipe with the flared portion therebetween.

Abstract: The invention relates to a connector fitting (3), for a high pressure hose (1), which comprises at least two components and has a connector unit (4), for connecting to a high pressure hose (2). The connector unit (4) may be connected to one of several different designs of coupling unit (5), which are destined for the connector unit (4). The connector unit (4) has a shaped nipple on the end away from the coupling unit (5), which fits in the facing open end of the high pressure tube (2). The high pressure tube (2) is thus sealed tight in a ring gap, defined by the outer surface of the nipple (7) and the inner surface of a clamping ring (9) which may be pressed onto the connector unit. According to the invention, the connector fitting (3) is characterized in that the connector unit (4) and the high pressure tube (2), sealed in the ring gap, may be rotated relative to each other.

Abstract: A hose clamping structure 10 includes: a metal pipe 11 having an inserting end portion 12 straightly extending in an axial direction at one end and having a ring-shaped projecting portion 13 at a leading end of the inserting end portion 12; a rubber hose 16 insertedly fitted to the entire outer surface of the inserting end portion by press-fitting and secured thereto in an unbonded manner; and a tubular sleeve member 21 mounted to the outer surface of the rubber hose and extending over the substantially full length of the inserting end portion, and tightened from outside so as to clamp the rubber hose. The sleeve member includes a second tightening portion 27 and a first tightening portion 24 apart from each other in an axial direction.

Abstract: A permanently attachable hose coupling for a pressurized conduit end having a generally tubular nipple and a generally cylindrical shell permanently attached to the nipple and generally surrounding the conduit end. The nipple has a longitudinal axis, first and second ends, a series of circumferential grooves located between the first and the second ends, a longitudinal through bore, and an insert portion adjacent the plurality of grooves for insertion in the conduit. Each of the series of circumferential grooves fixedly receive at least one of an inside surface, an end surface and an outside surface of the generally cylindrical shell and each of the grooves has a generally flat base portion parallel to the longitudinal axis, a first substantially vertically oriented sidewall adjacent the generally flat base portion and a second substantially vertically oriented sidewall.

Abstract: An end fitting for tubular member and a method of applying an end fitting to a tubular member, according to which an end portion of the tubular member is placed in an annular space defined between an outer ferrule and a tubular insert having a tapered inner wall and a radially outwardly-directed force is applied to the insert to force it into engagement with the tubular member.

Abstract: A hose coupling device includes a flexible hose member having a bore formed by an inner peripheral surface, and having one or more longitudinal ribs extended into the bore, for engaging with the inner peripheral surface of the hose member, and for preventing the bore of the hose member from being completely blocked, and for allowing water to flow through the bore of the hose member even when the hose member is twisted. A coupler may be coupled to water reservoir and includes a mouth engageable into the hose member. The coupler includes one or more longitudinal grooves to receive the longitudinal ribs of the hose member, and to anchor the hose member to the mouth of the coupler.

Abstract: The present invention relates to a metallic tubular hose which suppresses disintegration in which the metallic tubular hose comprises a hose body having a longitudinal edge at one end thereof and a bellows metallic tube inner layer with the inner layer composed of a corrugated bellows portion and a restricted portion, a jacket composed of a plurality of layers surrounding the inner layer, a rigid insert pipe extending into the hose body and a metallic sleeve engaging the hose body along said longitudinal edge for compressing said jacket against said rigid insert pipe wherein said plurality of layers in said jacket includes an inner layer adjacent to said restricted portion of said bellows metallic tube inner layer composed of a flexible and hard material possessing a tensile modulus of between 4 MPa and 8 MPa for a composition of rubber and about 300 MPa for a resin material composition and preferably between 1000 MPa and 6000 MPa.

Abstract: A connecting piece for establishing a connecting arrangement for a pipe which can be pressed together comprises a stub which can be inserted into a pipe. Profilings for the pressing-together with the pipe and a stop are on the stub. At least one radially projecting spacer is provided on the stub. The spacer defining a gap for forming a flow duct between the stub and the pipe. The spacer may have an interruption for forming part of the flow duct.

Abstract: A method for coupling a conduit to a fitting. The method includes providing a fitting having at least one groove defined therein and a collar having a flange extending from an end of the collar, aligning the flange with the groove, and compressing the collar around a portion of the fitting to facilitate fixedly securing the flange within the groove, such that the collar is fixedly secured to the fitting.

Abstract: A sleeve-type pipe joint 10 comprising a joint body 11 having a cylindrical projection 12 adapted to be inserted into a pipe 40 to be connected; a ring member 20 having a larger inner diameter than an outer diameter of the pipe 40; and a resiliently deformable, cylindrical sleeve member 30 moved into a space between the ring member 20 and the pipe 40, at least one of an inner surface of the ring member 20 and an outer surface of the sleeve member 30 being provided with a tapered portion, such that when the sleeve member 30 is moved into the ring member 20, the sleeve member 30 is deformed inward, resulting in tight connection of the inner surface of the pipe 40 to the outer surface of the cylindrical projection 12. When the ring member 20, the sleeve member 30, and the joint body 11 are assembled, the ring member 20 and the sleeve member 30 resist detachment from the assembled pipe joint 10.

Abstract: An improved cable or the like protection and guide device in which even if curling, strain and the like exist in a side plate after molding, static electricity can escape and the device can be produced at a reduced cost. In a cable or the like protection and guide device according to the present invention a plurality of link bodies (11) articulably connected to each other in the longitudinal direction in a state where a cable or the like (15) was inserted into the device, comprises a pair of side plates (21) disposed on both sides of the cable or the like and connecting rods (22, 23) respectively bridged on the bend or articulation outer peripheral side and on the bend or articulation inner peripheral side of the side plate. Each of the side plates slide-contacts a side plate of an adjacent link body. At least the side plate is made of a synthetic resin having conductivity and a conductive member (55) is provided in a slide contact portion between the side plates of the adjacent link bodies.

Abstract: Clamp (10, 20, 30) for connecting a hose (13, 23, 33) to a pipe end (14, 24, 34) with an asymmetric cross section. The clamp (10, 20, 30) comprises at least two sections (11 and 12, 21 and 22, 31 and 32) that are shaped so that the clamp (10, 20, 30) will have the same shape as the cross section of the pipe end (14, 24, 34) when the two sections are put together. The clamp (10, 20, 30) is made of aluminium or a plastic material.

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

Abstract: A first adapter is configured so as to include a cylindrical body. The cylindrical body of the first adapter is formed with a tube connecting portion on one axial side thereof and a hose connecting portion on an opposite axial side thereof. A first resin tube is connected to the tube connecting portion. A rubber hose is fitted on the hose connecting portion of the first adapter so as to overlap a connecting end portion of the first resin tube. And then a tightening band is tighten around an outer periphery of the rubber hose on the tube connecting portion.

Abstract: A hydraulic duct for feeding fluid at high pressure comprising a metal tube, a flexible tube of elastic material and a connector is provided with at least one main projection and a plurality of auxiliary projections, and the main projection is bounded on the side of the flexible tube by a conical surface. The flexible tube is fitted on the connector and is enclosed by an aluminium bell of a profile which can be coupled with the projections of the connector and is adapted to prevent the flexible tube from slipping off and to ensure fluid-tightness. The bell has an end rim which abuts against the conical portion of the main projection which faces towards the flexible tube.

Abstract: The invention is a system and associated connection fitting for connecting a refrigerated line or air conditioning hose to the compressor unit or component on one end and the evaporator unit or component on the other end of a residential or commercial air conditioning or refrigeration system. The hose will be of a construction, which as well as having a relatively high bursting strength, will also not allow the refrigerant to permeate through the hose and escape into the outside environment. The associated connecting fitting allows the hose to be connected to the compressor/evaporator unit. The mounting surface of the fitting will allow it to either slide over or fit into the corresponding fitting on the compressor and/or evaporator unit. The opposite end, which shall connect to the hose assembly, will have flanges and “O” rings which when clamped will provide a secure connection as well as prevent loss of refrigeration.

Abstract: A coupling, comprised of a tube with an attached tubular shell, for attachment with external components. The tube has a first end, second end and a longitudinal bore extending therethrough. The tube further includes an intermediate portion between the first and second ends having spaced radially outwardly extending annular beads. The tubular shell has a first portion axially confined between the annular beads and has an inner surface with a first axial end and a second axial end, wherein one of the first and the second inner axial ends has a non-rounded shape. The shell has a second portion extending axially from the first portion to a free end and has an inner surface spaced radially and coaxially outwardly of the exterior of the tube second end to define an annular recess therebetween and is adapted to be inwardly deformed toward the tube second end.

Abstract: A method for connecting a plastic pipe to another plastic part, wherein an outer layer of the plastic pipe and an outer layer of the other plastic part are largely opaque to laser light, in which both the plastic pipe and the other plastic part are sheathed at the ends by an adaptor made of a plastic transmissive to laser light, and the adaptor is fastened by means of laser welding. In other embodiments, an adaptor of a material transmissive to laser light is molded together with another plastic part by a two-component injection-molding process, or the adaptor is molded and then overmolded to the other plastic part. This is followed by insertion of the pipe into the adaptor and fastening of the pipe to the adaptor by laser welding. The invention also relates to the composite parts produced according to this method.

Abstract: A coupling, comprised of a tube with an attached tubular shell, for attachment with external components. The tube has a first end, second end and a longitudinal bore extending therethrough. The tube further includes an intermediate portion between the first and second ends having spaced radially outwardly extending annular beads. The tubular shell has a first portion axially confined between the annular beads and has an inner surface with a first axial end and a second axial end, wherein one of the first and the second inner axial ends has a non-rounded shape. The shell has a second portion extending axially from the first portion to a free end and has an inner surface spaced radially and coaxially outwardly of the exterior of the tube second end to define an annular recess therebetween and is adapted to be inwardly deformed toward the tube second end.

Abstract: A flexible hose for use as a refrigerant passageway in a vehicular refrigerating cycle has an inner hose and an outer hose. The outer hose covers the inner hose with a space formed in a given distance. The outer hose and the inner hose are formed of resin having flexibility.

Abstract: A connector for attachment to a tubular conduit, having a generally tubular metallic body. The tubular metallic body having a first portion, a second portion integral with the first portion having a smooth cylindrical outer surface adapted to be inserted into the conduit and a formed rounded rolled-over nose at its outer end, a longitudinally directed internal passage extending through the tubular body for receiving fluid flow, a first and second annular groove formed in the second portion axially spaced from each other, a first essentially constant diameter portion extending between the first annular groove and the second annular groove, and a second essentially constant diameter portion extending between the first annular groove and the first end portion.

Abstract: A hose for conveying fluid comprises a corrugated metal tube and outer layer circumscribing the internal corrugated metal tube. A securing structure assembled on an end portion of a hone includes a socket fitting securely compressed or swaged to a hose body so as to extend longitudinally of the hose a distance beyond an insertion end of an insert pipe integral on a connecting part.

Abstract: A method for coupling a conduit to a fitting. The method includes providing a fitting having a body and a passageway extending through the fitting body, inserting at least a portion of the fitting body within at least a portion of a collar, and compressing at least a portion of the collar around at least a portion of the fitting body such that the fitting body is not internally supported from within the passageway.

Abstract: A method for coupling a conduit to a fitting. The method includes providing a fitting having at least one groove defined therein and a collar having a flange extending from an end of the collar, aligning the flange with the groove, and compressing the collar around a portion of the fitting to facilitate fixedly securing the flange within the groove, such that the collar is fixedly secured to the fitting.

Abstract: The present invention is an improved hydraulic fitting of the type having a stem including a hose insert portion, and a collar support portion. The fitting further has a mating connection portion, and a collar having, a torque communication portion, a ferrule support portion, and an inner periphery extending through the ferrule support portion and the torque communication portion. The fitting is improved by the collar support portion including knurling and an axial stop ring. Further, the torque communication portion of the collar is staked such that the inner periphery extending through the torque communication portion communicates with the knurling of the collar support portion of the stem in a relatively non-rotational manner. Also, the ferrule support portion of the collar is staked such that the inner periphery extending through the ferrule support portion communicates with the axial stop ring of the stem in an axial movement limiting manner.

Abstract: A flexible corrugated hose fitting 1, which is particularly provided for high-pressure installations, such as airconditioning installations using CO2 as the refrigerant, has a connecting element 11, which can be snapped together with the interior corrugated pipe 5 of the flexible corrugated hose 3. In addition, the connecting element 11 has sealing elements 23, 24, which come into sealing contact with the corrugated pipe 5. Following the area receiving the sealing elements 23, 24, the connecting element 11 has a cone 26, which is used as a clamping section. An exterior squeeze ring 34, or other squeeze element, is used for pressing the exposed end of the corrugated pipe against the clamping section 26. A pressing sleeve 38 is used for pressing, which drives the squeeze ring 36 by a wedge effect inward. It has an appropriate conical interior surface 42. The squeeze ring 34 moreover extends over the sheathing 8.

Abstract: A hose body of a hose with corrugated metal tube has a corrugated metal tube of innermost layer and outer layer in a radially outer side thereof including inner elastic layer, reinforced layer and outer elastic layer. A socket fitting is swaged onto the hose body at three axially spaced points thereof. The corrugated metal tube is provided with a straight tubular portion so as to extend for minimum 10 mm beyond the last and third swaged point which is located on an most opposite axial or longitudinal side of the socket fitting.

Abstract: The invention relates generally to a solderless metallic-encased, polymeric-lined connector system and method for the fabrication of the same.

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 wiper device has a pair of pivot holders each of which supports a pivot shaft and a pipe frame that connects the pivot holders to each other. When each pivot holder is fitted in an end of the pipe frame, the pipe frame is subjected to caulking to engage the pipe frame with recesses that are formed in the surfaces of the pivot holders. Each recess is shaped and located such that the open angle of the recess is constantly greater than zero and equal to or greater than the shaft angle of the corresponding pivot shaft, as viewed along any cross-sectional plane that includes a normal line corresponding to a maximum depth portion of the recess. As a result, the pivot holders are secured to the pipe frame easily and reliably, and the pivot holders are manufactured with a reduced cost.

Abstract: For connecting flexible corrugated hoses, which are not provided with fittings, for transporting preferably gaseous media in connection with high-pressure applications, a holder 3 is provided, which receives an exposed end of the corrugated pipe 6 of the flexible corrugated hose 2 and is pressed together with it to form a metallic seal. The metallic seal is achieved by the surface pressure between the interior wall 18 of an element 16 of the holder and the ribs 8 of the corrugated pipe 6. Elastomeric seals 24, 25, as well as a soldering joint 34, if desired, can be provided as aids. However, in connection with a preferred embodiment the required sealing is already achieved by the strong pressure against each other of the metallic exterior of the corrugated pipe 6 and the metallic interior of the element 16.

Abstract: A clamping joint (fitting) for pipes or hoses of a polymer material or a composite and having a base pipe made of polymer material. The joint includes a cylindrical support sleeve which is provided with several surrounding ribs and is defined by a collar on one end thereof. The collar includes a ring surface which is oriented towards the slip-on end and is situated in a level that is vertical in relation to the cylinder axis. A pipe or hose end having an enlarged cross-section can be slipped-on the remaining end (slip-on end) of the support sleeve. A clamping sleeve is slipped on the pipe or hose, can be displaced and is pushed over the slipped-on pipe or hose end for producing the connection. Webs having the same dimensions are formed to the ring surface. Each web is provided with a planar front face element that is parallel in relation to the ring surface. The front face elements of all the webs are located in a level that is in parallel in relation to the ring surface.

Abstract: A flexible conduit includes a metal hose provided with a helical groove having a plurality of turns; a plastic jacket surrounding the metal hose and conforming to the helical groove thereof; a plastic inner hose received in the metal hose and having a projecting length portion extending beyond an end of the metal hose. The conduit further includes a plastic coupling part which surrounds the metal hose. The coupling part includes a cylindrical collar surrounding the projecting length portion and having a material-to-material bond therewith; and an overlapping portion adjoining the cylindrical collar and extending away therefrom. The overlapping portion surrounds the jacket and extends into the helical groove. The overlapping portion and the plastic jacket have a material-to-material bond with one another.

Abstract: A plumbing connector assembly and method includes a mesh-reinforced composite flexible hose, the hose having a threaded fastener disposed on one end thereof, and a metallic tube having a length within a range of approximately 10 to 20 inches. The tube has an outer diameter which is substantially consistent along the length thereof, and is field-cuttable at any of a plurality of locations along the length thereof to provide the connector assembly with one of a plurality of user-selectable lengths. The outer diameter is sized to fastenably engage a stop valve using a compression fitting at any of the plurality of locations along the length thereof. The tube has a nipple disposed at an end thereof, and the hose is crimped onto the nipple.

Abstract: A method of securing a restrictor, having an open hollow cylindrical end shell, to a spirally wound tuning cable having an end disposed in the shell, wherein the shell is magnetically deformed radially inwardly to grip and conform to the outer surface of the tuning cable end. The restrictor may be of steel, brass or, most preferably, aluminum construction.

Abstract: Disclosed is an improved handle for a clothing steamer which solves the problem of steam delivery hose working free of a barbed fitting. The handle is fitted with a plurality of protrusions that impinge the outer diameter of the hose, thereby securing it in place through friction with the protrusions and also by forcing the inner diameter of the hose against the barbs of the barbed interference fitting.

Abstract: A male luer-lock connector (1) for medical fluid lines comprising an elongated tubular body (2) with an end portion with external luer cone (10) and an internally threaded bushing mounted so that it can turn and slide on a portion with a cylindrical external surface (9) of the tubular body (2). The axial travel of advance (C) of the bushing (3) has a reduced length, and the portion with a cylindrical external surface (9) of the tubular body (2) has an annular widened portion (13) that can be elastically engaged by friction by the bushing (3) upon screwing of the latter on a female luer-lock connector (L).

Abstract: A riser assembly is provided for transmitting gas from a buried line to a meter manifold. The riser assembly includes an adapter having a mounting structure at one end for connection to a manifold and having an opening at an opposite end. An inner casing has a first end received through the opening and a second end extending therefrom for connection with an associated buried line. A seal assembly is interposed between the inner casing and the adapter for sealing therebetween. A gripping assembly holds the inner casing in the adapter. A protective tubular assembly is received over the inner casing. The tubular assembly has a first end received in the opening and a second end extending therefrom a dimension sufficient to cover the inner casing above ground.

Abstract: Swage end-connector for high pressure reinforced flexible hose particularly suitable in the petrochemical and drilling industries for hoses. Two connectors are disclosed one for intermediate hose pressure burst ratings up to 12,500 psi and internal diameters up to 3½ inches and higher hose pressure burst ratings up to 18,750 psi and internal diameters up to 4 inches. Both embodiment connectors will withstand the rated burst pressure of the hose to which they are connected and will withstand a pump-off force that exceeds the burst pressure of the hose. That is, the hose will fail before the connector pops off the hose.

Abstract: A fluid coupling for coupling a hose to a metal tube, of primary interest in hydraulic brake systems, provides dynamic strain relief so that hoses having braided reinforcing layers are made usable for normal highway use because the hoses can withstand Department of Transportation Whip Test while meeting thermal requirements. This is accomplished by a coaxial strain relief element which is integral with an eyelet-type tube fitting wherein the strain relief element is captured by a pocket disposed in the end of a crimping cup. A crimping cup directly engages the braided reinforcement layer to clamp the hose against a projecting nipple of the eyelet while having an annular lip portion which seats in the groove in the eyelet and presses the coaxial strain relief element into and direct engagement with the braided reinforcement layer.

Abstract: A hose clamping structure 10 includes: a metal pipe 11 having an inserting end portion 12 straightly extending in an axial direction at one end and having a ring-shaped projecting portion 13 at a leading end of the inserting end portion 12; a rubber hose 16 insertedly fitted to the entire outer surface of the inserting end portion by press-fitting and secured thereto in an unbonded manner; and a tubular sleeve member 21 mounted to the outer surface of the rubber hose and extending over the substantially full length of the inserting end portion, and tightened from outside so as to clamp the rubber hose. The sleeve member includes a second tightening portion 27 and a first tightening portion 24 apart from each other in an axial direction.

Abstract: A hose for transporting preferably gaseous media at high temperatures and under high pressure has a corrugated interior surface with depressions and elevations, and at least one insertion element that can be inserted in one end. The hose is characterized in that, in the region of contact between the interior surface of the hose and the exterior surface of the insertion element, at least one gasket element of crystalline material is provided. The gasket element is metal, preferably a lead or copper alloy.

Abstract: Hydraulic fluid is supplied to hydraulic brake cylinders for calipers and brake shoes of a motor vehicle through brake line assemblies each including a flexible multi-layer high pressure brake hose having opposite end portions each receiving an inwardly forged or swaged ribbed end portion of a small diameter high pressure steel tube. A metal collar receives each tube and is locked on the tube by a crimp or threads and/or a spring retaining washer or push nut and is crimped onto the end portion of the hose to form a direct tube-to-hose connection having high tensile strength. The opposite end portion of each metal tube is flared and receives an externally threaded tubular flare nut. The flare nut on one tube is threaded directly into a brake caliper, and the flare nut on the other tube is threaded into a brake control valve.

Abstract: The invention relates to a connection of a metal pipe with a metal sleeve by means of cold-pressing deformation. The metal sleeve on its inside shell is provided with a pipe limit stop and the portion of the sleeve to be connected with the pipe end, along its inside shell, exhibits deformations before the pressing process. In one embodiment, the deformations of the inside shell of the metal sleeve are formed as ribs extending around the axis of the sleeve. The ribs on the inside shell of the metal sleeve are spaced at varying distance from each other. In another exemplary embodiment, the deformation of the inside shell of the sleeve has a convex curvature so that a frictionally-engaged connection is created after pressing.