Abstract: A heat-exchange device (2) for a laundry treatment machine includes a first heat exchanger (4) and a second heat exchanger (6) that are disposed successively along a flow path (10) of process air in an operating state of the heat-exchange device (2), and are connected to each other by a connecting plate (8). The first heat exchanger (4) includes a first side plate (12), and the second heat exchanger (6) includes a second side plate (14), wherein the first and the second side plates (12, 14) are each disposed on a side of the heat-exchange device (2) opposite the connecting plate (8) and are disconnected at least in a pre-installation state of the heat-exchange device (2). A base module is configured to fix the relative position of the first and second heat exchangers (4, 6) with respect to each other.

Abstract: Heating element for generating IR heat beams for contactlessly heating plastic profile ends, preferably for end-face welding of pipes or fittings clamped in a device, comprising a heating plate made at least partially of a conductive material and having two heatable faces, a heating wire for generating the heat beams, wherein the heating wire is arranged on the faces of the heating plate, wherein the heating plate has a plurality of heating zones spaced apart radially from one another.

Abstract: Double pipe system with a primary pipeline conducting a medium and a secondary pipeline which is arranged around the primary pipeline for protection, containing pipes and fittings of the primary pipeline, wherein the pipes and fittings of the primary pipeline are connected together, and pipes and fittings of the surrounding secondary pipeline, wherein the pipes are configured as one-piece plastics pipes and the fittings are configured as half-shells, wherein the half-shells of the fittings and the adjoining pipes of the secondary pipeline are connected together by means of electric welding sleeves, or in that the half-shells of the fittings and the adjoining fittings consisting of half-shells are connected together by means of electric welding sleeves.

Abstract: A length compensator for pipelines, preferably plastic pipelines, containing two connecting components, preferably made from plastic, a compensating element made from an elastic material, preferably a thermoplastic elastomer (TPE), and a supporting pipe, wherein the compensating element is arranged between the two connecting components and the compensating element ends are connected to the connecting components, wherein the outer lateral surface of the compensating element is suitably encompassed by the inner lateral surface of the supporting pipe around its entire circumference, wherein the supporting pipe has a circular cross-sectional area and the compensating element expands and contracts exclusively in the axial direction.

Abstract: Flange connection for connecting two pipeline ends made of plastics material and method for assembly, containing two mutually opposing pipe ends (2) made of plastics material, wherein the pipe ends each have a prewelding neck, two loose type flanges, wherein a loose type flange is arranged at each pipe end, wherein the loose type flanges have holes for mutual clamping, clamping means, wherein the clamping means are arranged in the holes and serve to mutually pull together the loose type flanges and the pipeline ends, and a sealing element, wherein the sealing element comprises a conductive plastics material and exclusively one material.

Abstract: A heat-exchange device (2) for a laundry treatment machine includes a first heat exchanger (4) and a second heat exchanger (6) that are disposed successively along a flow path (10) of process air in an operating state of the heat-exchange device (2), and are connected to each other by a connecting plate (8). The first heat exchanger (4) includes a first side plate (12), and the second heat exchanger (6) includes a second side plate (14), wherein the first and the second side plates (12, 14) are each disposed on a side of the heat-exchange device (2) opposite the connecting plate (8) and are disconnected at least in a pre-installation state of the heat-exchange device (2). A base module is configured to fix the relative position of the first and second heat exchangers (4, 6) with respect to each other.

Abstract: A device for fastening a measuring apparatus on pipes, in particular a butt weld seam checking measuring apparatus, containing a housing for accommodating the measuring, control, and/or drive units and a clamp, wherein the clamp is designed as a ring segment, wherein the clamp is attached in the radial direction over a pipe external diameter, wherein the clamp has a pre-tension in the installed state.

Abstract: A length compensator for pipelines, preferably plastic pipelines, containing two connecting components, preferably made from plastic, a compensating element made from an elastic material, preferably a thermoplastic elastomer (TPE), and a supporting pipe, wherein the compensating element is arranged between the two connecting components and the compensating element ends are connected to the connecting components, wherein the outer lateral surface of the compensating element is suitably encompassed by the inner lateral surface of the supporting pipe around its entire circumference, wherein the supporting pipe has a circular cross-sectional area and the compensating element expands and contracts exclusively in the axial direction.

Abstract: A device for fastening a measuring apparatus on pipes, in particular a butt weld seam checking measuring apparatus, containing a housing for accommodating the measuring, control, and/or drive units and a clamp, wherein the clamp is designed as a ring segment, wherein the clamp is attached in the radial direction over a pipe external diameter, wherein the clamp has a pre-tension in the installed state.

Abstract: A device for end-side welding of plastic profiles, preferably pipes, containing tensioning devices for retaining the plastic profiles in a coaxial position in relation to one another, a heating plate for generating heat rays for contact-free heating up of the plastic profile ends and a reflection outer ring for reflection of the heat radiation onto the plastic profile outer side, wherein a reflection inner ring is arranged on the heating plate, wherein the reflection inner ring reflects the heat rays of the heating plate onto the plastic profile inner side.

Abstract: A paring and cutting tool, and a therewith associated method, for the stripping and paring of pre-insulated pipe ends, in particular of the outside diameter of the medium-conveying pipe comprising a clamping unit for the reception of the pipe end, a guide unit for the feed movement of the stripping and paring unit, wherein the guide unit extends through the clamping unit, a cutting unit for separating the outer pipe and the insulating layer, a carrier and a stripping and paring unit, wherein the stripping and paring unit has a paring element, preferably a paring blade, and a stripping element, preferably a stripping contour, for the simultaneous stripping and paring of the pipe end, in particular of the medium-conveying pipe end.

Abstract: The invention relates to a pipe clamp, in particular an electric welding pipe clamp which can be mounted around a plastics pipeline, containing a saddle element having a connecting piece for a tapping unit or for the connection of an outgoing pipeline, straps to wrap around the pipeline, strap ends, wherein the strap ends have latching means, at least one latching area, wherein the strap ends are latched in in the latching area in order to fix the pipe clamp to the plastics pipeline, wherein the latching area has a tensioning element, wherein the tensioning element is arranged such that the tensioning element can be slid into a tensioning element groove.

Abstract: A paring and cutting tool, and a therewith associated method, for the stripping and paring of pre-insulated pipe ends, in particular of the outside diameter of the medium-conveying pipe comprising a clamping unit for the reception of the pipe end, a guide unit for the feed movement of the stripping and paring unit, wherein the guide unit extends through the clamping unit, a cutting unit for separating the outer pipe and the insulating layer, a carrier and a stripping and paring unit, wherein the stripping and paring unit has a paring element, preferably a paring blade, and a stripping element, preferably a stripping contour, for the simultaneous stripping and paring of the pipe end, in particular of the medium-conveying pipe end.

Abstract: A device for end-side welding of plastic profiles, preferably pipes, containing tensioning devices for retaining the plastic profiles in a coaxial position in relation to one another, a heating plate for generating heat rays for contact-free heating up of the plastic profile ends and a reflection outer ring for reflection of the heat radiation onto the plastic profile outer side, wherein a reflection inner ring is arranged on the heating plate, wherein the reflection inner ring reflects the heat rays of the heating plate onto the plastic profile inner side.

Abstract: A saddle, in particular a clamping saddle for plastic pipes, containing a branch projection, a saddle piece, center axes (X), (Y) and (Z), and a groove for the arrangement of a seal, wherein the inner cheek of the groove is arranged, throughout the course of the groove, perpendicular to the inner surface of the saddle piece.

Abstract: A saddle, in particular a clamping saddle for plastic pipes, containing a branch projection, a saddle piece, centre axes (X), (Y) and (Z), and a groove for the arrangement of a seal, wherein the inner cheek of the groove is arranged, throughout the course of the groove, perpendicular to the inner surface of the saddle piece.

Abstract: Electric welding sleeve having a cylindrical sleeve body for the welding of pipes made of thermoplastic material or other weldable plastics, containing at least two heating zones having respectively a plurality of electrically conductive windings and contacts for the supply of the electric current, wherein at least one longitudinally running groove is arranged along the outer surface of the cylindrical sleeve body.

Abstract: Water-conducting household appliance, in particular dishwasher, comprising a circulation pump (3) having a tube-like outlet connector (4) and a subsequent tube (5) connected to the outlet connector (4), wherein a decoupling device (6, 6?) for damping vibrations generated by the circulation pump (3) is provided between the outlet connector (4) and the subsequent tube (5).

Abstract: Water-conducting household appliance, in particular dishwasher, comprising a circulation pump (3) having a tube-like outlet connector (4) and a subsequent tube (5) connected to the outlet connector (4), wherein a decoupling device (6, 6?) for damping vibrations generated by the circulation pump (3) is provided between the outlet connector (4) and the subsequent tube (5).