Abstract: A connector, particularly for connecting pipes, includes a base body, a sealing element and a fixing means for fixing a pipe inserted into the connector, wherein the base body has an insertion opening on one side for the insertion of a pipe and the sealing element is arranged in an essentially cylindrically symmetrical recess set embedded in the base body and wherein the essentially cylindrically symmetrical recess at least partly has a smaller depth in the region between the position of the inset sealing element and the side of the recess facing the insertion opening of the base body than in the region of the position of the sealing element.

Abstract: A fitting for connecting pipes together. The fitting includes a press-fit connection including a ring-shaped seat configured to receive at least one of sealing and holding elements. The fitting is configured to be sealingly connected to an inserted pipe end. A threaded connection is configured to be connected to a pipe by a thread on the threaded connection. The fitting is a single piece and is devoid of weldments.

Abstract: A permanent joint includes a fitting, a sleeve, and a pipe. The fitting exhibits a base body, an outer body and a supporting body, wherein the outer body and supporting body form a groove between them, the inner peripheral surface of the outer body exhibits at least one latching groove, and the outer peripheral surface of the supporting body exhibits a sealing surface inclined relative to the axis of the fitting. The sleeve exhibits at least one latching projection arranged on the outer peripheral surface and at least one open slit running in the axial direction, wherein at least one fixing projection is arranged on the inner peripheral surface in the area of the latching projection. The sleeve embraces a pipe end under a pre-stress, wherein the pipe end with the sleeve engages into the groove under a pre-stress, and the latching groove and latching projection create a frictional connection.

Abstract: A shut-off valve for plumbing applications for shutting off a duct through which a fluid can flow, includes at least two connection fittings forming a housing, which define a flow path when assembled; and a shut-off body rotatably disposed in the housing, which includes at least two shut-off sections. The shut-off body is movable between a closed position, in which at least one of the shut-off sections of the shut-off body blocks the flow path, and an open position, in which both shut-off sections open the flow path. In order to reduce manufacturing complexity, the shut-off body is formed from a formed sheet metal component.

Abstract: The present invention is based on the technical problem of specifying a transmission element, using which a permanent nondetachable connection is producible employing an axial pressing technique using simple means. The technical problem is solved by a transmission element for workpiece connections to be axially compressed, with a flange section and with a transmission section. The transmission section exhibits a substantially cylindrical internal peripheral surface, and the wall thickness of the transmission section tapers from the end proximal to the flange section up to the end distal to the flange section.

Abstract: A method for manufacturing a fitting. The method steps include: providing a pipe section; pressurizing the pipe section; forming a first end of the pipe section to create a press-fit connection having a smooth-walled seat for insertion of at least one of sealing and holding elements; forming a middle section to create a pipe-like polygonal-shaped element and a thickened section adjacent to the polygonal-shaped element; and cutting in a thread on a second end of the pipe section, thereby creating a fitting having a press-fit connection and threaded connection.

Abstract: The present invention relates to a copper alloy, in particular for components which carry media or drinking water, in particular fittings, valves or compression joints and also an advantageous use of the copper alloy and components for lines carrying media or drinking water. It is an object of the present invention to provide a copper alloy which has good corrosion resistance, good castability and mechanical workability and also good mechanical properties and displays good migration values, particularly in respect of the migration of lead and nickel ions into drinking water. The copper alloy provided for this purpose by the present invention comprises from 2% by weight to 4.5% by weight of silicon, from 1 to 15% by weight of zinc and from 0.05% by weight to 2% by weight of manganese. Furthermore, from 0.05 to 0.4% by weight of aluminium and from 0.05 to 2% by weight of tin can optionally be present. As balance, the copper alloy contains copper and unavoidable impurities.

Abstract: A connection element for producing a fluid-tight screw connection of a line, having a thread includes a thread groove, delimited by a thread base and neighboring thread flanks, a sealant situated in the thread groove at least over one complete revolution of the thread groove, and an adhesive bond being implemented between the sealant and the thread groove, wherein the sealant contains at least one material selected from the following group: silicones, fluoropolymers, in particular perfluoroalkoxypolymers, epoxide resins, and polyurethanes. The connection element can further be utilized in a pipe part and/or a valve.

Abstract: A method and a device for coating an inner surface of a hollow endless geometry, in particular of a pipe/tube includes introducing a gas mixture comprising at least one precursor into the endless geometry, in which the endless geometry is passed through at least one electrode unit, in which an alternating electric voltage is applied to the electrode unit, so that the gas mixture inside the endless geometry is at least partially transformed into a plasma state in the region of the electrode unit. A reaction product is produced in the gas mixture from the precursor by the plasma and the reaction product is deposited on the inner surface of the endless geometry.

Abstract: A compressive tool having two jaw halves that run longitudinally from a rear to a front end and are connected to each other in an articulating manner and that can be moved from an open into a closed position. The jaw halves each have an intake contour at the rear end, and cooperate with a displaceable part of a compressive contour such that the displaceable part of the compressive contour, when being displaced longitudinally toward the front end of the jaw halves, will move along the intake contours and force the latter apart in order to move the jaw halves from the open into the closed position.

Abstract: A flange connection for pipes, especially for sanitary installations. The flange connection comprises a connecting piece which can be joined at each end to a pipe to produce a sealed connection. The flange connection further comprises a flange which is arranged radially outside on the connecting piece and which is fixable to a further component to make an indirect connection between the connecting piece and the further component. The flange has an opening through which the connecting piece is guided and the flange is fixed on the connecting piece by a retaining element.

Abstract: A fitting for the connecting of pipes comprises a press-fit connection (2), on which there is a ring-shaped seat (3) for sealing and/or holding elements and which is sealingly connectable to an inserted pipe end by means of cold forming. The fitting (1) also comprises a threaded connection (10), which is connectable to a pipe by means of a threaded connection, wherein the fitting (1) is produced in a single piece by means of forming, preferably by means of hydroforming. The fitting (1) can thereby be effectively produced with different connections.

Abstract: A pressed connection arrangement including a first pipe end and a connection piece configured to receive the pipe end. The connection piece has a ring-shaped receiving device and the ring-shaped receiving device includes a cutting ring and a sealing ring. A separating ring is located between the sealing ring and the cutting ring such that the separating ring holds the cutting ring at a distance from the sealing ring.

Abstract: A composite tube includes at least two linings, wherein the first lining is an inert lining and wherein the second lining is placed radially outside of the first lining. A technical goal is to make available a composite tube, which provides an inert conduit for the transported medium and which, upon bending, does not prematurely kink itself. This technical goal is achieved in that a third deformable lining is provided and in that the third lining is placed radially outside of the first lining and is bound to the intervening second lining.

Abstract: The invention relates to a gas connector socket with at least one inlet port for connecting a locally fixated gas supply line, with at least one outlet port for connecting a gas connector plug, with a housing receiving the at least one outlet port, and with at least one cover located on the housing, wherein the cover has a front side visible from the outside, in which the technical object of preventing the penetration of foreign objects into the outlet port, and the access to the gas path without particular know-how, and providing a simple and very compact embodiment, is achieved by the cover having on its backside at least one locking element for interlocking the cover with an element connected to the housing and the locking element having an operating surface accessible from the outside for unlocking the cover.

Abstract: A pressing tool includes at least two pressing jaws hinged together to enclose a workpiece having an inserted pipe end. The pressing tool also includes an opening area located between the at least two pressing jaws and at least one hinge pin arranged opposite the opening area. Further included is a pressing element located adjacent to the at least one hinge pin and arranged to be moved to the workpiece during a closing of the at least two pressing jaws.

Abstract: The present disclosure relates to a sealing element for a pressed connection that includes an essentially ring-shaped body constructed of elastic material. Also included is at least one sealing edge formed on an interior side and an exterior side of the ring-shaped body. At least one cutting element is embedded in the ring-shaped body and has a cutting edge. The cutting edge is configured to be moved out of the ring-shaped body during a pressing-together of the pressed connection. The present disclosure further relates to a pressed connection for plumbing fixtures. The pressed connection includes a connection piece adapted to have a receiving device constructed therein and configured to receive a pipe end. The connection device is further configured to be pressed together into the pressed connection. Further included is a sealing element arranged in the receiving device, the sealing element comprised as described above.

Abstract: A compressive tool having two jaw halves that run longitudinally from a rear to a front end and are connected to each other in an articulating manner and that can be moved from an open into a closed position. The jaw halves each have an intake contour at the rear end, and cooperate with a displaceable part of a compressive contour such that the displaceable part of the compressive contour, when being displaced longitudinally toward the front end of the jaw halves, will move along the intake contours and force the latter apart in order to move the jaw halves from the open into the closed position.

Abstract: A flange connection for pipes, especially for sanitary installations, including a connecting piece (1), which can be joined at each end to a pipe to produce a sealed connection, and a flange (2), which is arranged radially outside on the connecting piece (1) and which is fixable to a further component by a fixing device to make a connection between the connecting piece (1) and the further component. In order to provide a flange connection that is easy to assemble and manufacture, the flange (2) has an opening (20) through which the connecting piece (1) is guided and the flange (2) is fixed on the connecting piece (1) by a retainer (3).