Voss Automotive Gmbh

Tobias Etscheid

Otfried Schwarzkopf

Marco Isenburg

Mark Heienbrok

Josef Brandt

Olav Borgmeier

Reiner Mitterer

Thomas Schüler

Markus Jeschonnek

Christoph Schöneberg

Horst Plum

Sascha Rosenfeldt

Jochem-Andreas Hess

Lukas Röhrig

Roland Klein

Manfred Berg

Reinhard Plietsch

Martin Sachse

Daniel De Beer

Michele Stelluto

Christian Zwillus

Jörg Westmeier

Thomas Birkholz

Swen Gmeiner

Jannis Serdaris

Erik Gramckow

Dietmar Boxberg

Oliver Preiss

Joe Vlachos

Stev Rudel

Christoph SCHÖNEBERG

Steve Rudel

Thomas SCHÜLER

A heat conductor and a heated media line having an inner tubular fluid line and at least one heat conductor arranged on the periphery thereof. The heat conductor is formed by a braid made of twisted individual wires and, in particular, an outer protective sheath surrounding the heat conductor and the fluid line. The braid is formed by at least six individual wires surrounding a support element, of which at least one individual wire is made of a copper-nickel (CuNi) alloy, and the remaining individual wires are produced from copper (Cu) or from a nickel-chromium (NiCr) alloy. All of the individual wires have the same diameter.

Heated media line

A pre-fabricated heatable media line having at least one pipe- and/or hose-type media line, at least one line connector located on the end of the line and at least one pre-fabricated heating element, the pre-fabricated heating element including at least two heating element portions connected in at least one circuit and at least one of the heating element portions extends over at least part of the at least one line connector and the at least one pipe- and/or hose-type media line in order to heat the at least one part of the line connector and the at least one pipe- and/or hose-type media line. In the pre-fabricated heatable media line, at least one of the heating element portions is designed as a mixed stranded wire having a number of stranded individual wires consisting of at least two different materials.

Pre-fabricated heatable media line and pre-fabricated heating element for use in same

A multi-part line, wherein line parts are provided, at ends of said line parts, with at least one connector assembly having at least one retaining element, wherein a connector part of the connector assembly of a line part and a coupling part of the connector assembly of the adjacent line part can be or are connected by overplugging and locking the at least one retaining element. At least one insulating element is arranged in the overplugging region of the connector part of the connector assemblies that can be or are connected to each other, which insulating element is designed as an axially compressible closed ring made of a material that has low heat conduction at least in the outer region of the insulating element, which ring has an inner passage opening in order provide insulation in the overplugging regions between the connector assemblies, in which overplugging regions no heating by, for example, the engine of a vehicle or other heat sources occurs, which insulation enables economical and also effective insulation during the operation and also during the standstill of a vehicle and is protected against unintentional or inadvertent removal.

Multi-part line having an insulating element for insulating a transition region between connector assemblies

An assembled heatable media line having a media line having at least two heating elements arranged on the exterior of the media line and at least one line connector. In order to heat the at least one line connector, only one of the heating elements is arranged at or on said line connector and at least partially surrounds the same.

Assembled heatable media line comprising a media line having at least two heating elements arranged on the exterior thereof, and method for the production thereof

A multi-line plug connector for connecting two heated fluid lines by way of a single connecting operation, including a female plug component which is connected with a male plug component. Each plug component includes a fluid connection and two electrical connections. Each plug component also includes an inner space in which a spectacle component is housed. The spectacle component has two guide channels for receiving electrical lines equipped with electrical contacts. The guide channels are connected with one another by a bridge that is fastened with a latching mechanism that secures the spectacle component against displacement along and/or obliquely to the coupling axis. The spectacle component receives a tubular fluid connector, connected with the spectacle component with form-fit and/or friction-fit, whereby the tubular fluid connector can be connected on one end to the heated fluid line and on the opposite end the fluid connector.

Guided plug connector

A heating system for a fluid pipe system in which at least one electric heating element (R) is assigned to at least one fluid line, said heating element, in order to apply a predetermined heating output to the fluid line, being provided with an electric operating voltage (U) that is reduced compared to the supply voltage (U).

Electric heating system for a fluid line system

A heatable media line having at least one media line with two connector ends, in particular line connectors, and at least two electrical heating elements. At least one element is provided by which a differentiated heat input and/or output is enabled or provided for at both connector ends of the heatable media line.

Heatable media line having at least one media line with two connector ends

In a prefabricated electrically heatable media line having at least one pipeline part with an integrated electrically conductive device and having at least one connecting device, in particular a plug, screw or coupling device, the pipeline part and the electrically conductive device extend as far as or close to that end of the connecting device which is averted from the pipeline part or close to, in front of or in a connection contour. In a method for producing a media line, a pipeline part is produced with at least one integrated electrically conductive device and the integrated electrically conductive device is exposed in at least one end region of the pipeline part, permanent electrical contact is made with said integrated electrically conductive part by a contact-making device, and the contact-making device is routed out at the outer face of the pipeline part in order to form a connection to an electrical energy source.

Prefabricated electrically heatable media line and method for producing a media line of this kind

A heatable fluid line having a pipeline and an electrical heat conductor extending at least over a section of the pipeline. The pipeline has at least two longitudinal sections that are configured differently in respect of the material properties and/or design thereof. At least one first longitudinal section is formed of a first material and a second longitudinal section is formed of a second material. The material of the second longitudinal section is more flexible and/or has a higher resilience than the material of the first longitudinal section. A described method for producing the fluid line relates to an adaptive attachment of the heat conductor on the outside of the pipeline that permits the heat conductor to be wound around fluid coupling and/or connector parts, in particular the housings by means of which the line is assembled, without strand separation.

Heatable fluid line, use thereof and method for producing same

An assembled media line, or a section of a media line, for connecting a tank to a dosing unit in order to add a reducing agent into a SCR catalyst system of an internal combustion engine. The fluid line has electric heating in some sections for heating of the fluid. The fluid line is additionally provided, at least in some areas, with fluid tempering. In use, the media line connects a tank to a dosing unit in order to add a reducing agent in a SCR catalyst system of an internal combustion engine, and wherein the engine coolant is used as tempering fluid. The tempering is achieved by inclusion of at least one tempering line running alongside the fluid line. A line connector for such a media line includes a connecting housing in which the fluid line and two tempering lines can be connected.

Fabricated media line and use in an SCR catalyst system

For a heatable medium pipe having at least one pipe connector and heating element, wherein the heating element has a few wires, in particular one or two wires, wherein the wire(s) extend continuously along the medium pipe and along the at least one pipe connector. In a method for producing a heatable medium pipe, comprising the medium pipe, at least one pipe connector, a transition area between the medium pipe and the pipe connector, and at least one heating element, wherein the heating element has a few wires, in particular one or two wires, the medium pipe is pre-assembled with the at least one pipe connector, the wire or the few wires of the heating element are pre-assembled as a double-laid, one or two-part element or as an element connected to form a continuous part, the wire(s) are fastened on the outside of the pipe connector, transition area and medium pipe, and the ends of the wire(s) are guided into a feed-in connector for connecting to a current source or voltage source.

Heatable medium pipe

A heatable medium pipe having at least one pipe connector and heating element, wherein the heating element has a few wires, in particular two wires, and said wires extend continuously along the medium pipe and along the at least one pipe connector. In a method for producing such a heatable medium pipe, the heating element is continuously wound around a tubular medium pipe and the heating element is pre-assembled on the medium pipe in that the heating element is fastened or fixed by at least one fastening element, the medium pipe is cut to a first length for the particular application, the length corresponding to the desired medium pipe length (l) plus the heating element length (l) required for wrapping around the at least one pipe connector and the transition area the fastening element is removed in the region outside the desired medium pipe length (l), the heating element is unwrapped from the medium pipe section cut from the first length, the medium pipe is cut to the desired medium pipe length (l) to form a second medium pipe section, the medium pipe section is connected to the at least one pipe connector as the medium pipe, and the heating element is at least wrapped around the at least one pipe connector.

Heatable medium pipe and method for producing same

A method for heating a fluid line system with at least two electric heating elements (R, R, R), which are operated electrically in parallel and each heating element (R/R/R) is separately supplied with a controlled operating current (I/I/I) for adjusting its heating power. Furthermore, the invention relates to a heating system for such a fluid line system (), in particular for the application of the method according to the present invention. The heating system has heating elements (R-R) which are electrically connected in parallel and are each connected to a separate control element (T, T, T). Each heating element (R/R/R) can be controlled via its associated control element (T, T, T) for the individual adjustment of its heating power.

Growing community of inventors

Lindlar, Germany

Tobias Etscheid