Heating mat for a surface heating system, surface heating system for heating a room of a building and method for producing a heating mat for a surface heating system

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Solution Overview

Problem

Existing surface heating systems, such as floor heating systems, face challenges in installation complexity, especially in irregular geometries like bay windows, and require high skill and cost due to the need for precise pipe arrangement in water-based systems or even heat distribution in electric systems.

Innovation Solution

A flexible heating mat with a moisture-impermeable, film-like base unit featuring a flat extension and integrated electrical heating means, allowing for easy installation and adaptation to various room geometries, which can be laid flat and pre-assembled before site installation, reducing installation time and cost.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If water-based floor heating systems with pipes are used, then heating coverage can be achieved across the entire room surface, but installation complexity increases significantly especially in irregular geometries like bay windows

Engineering Contradiction:
Improveheating coverage areaVSAvoidinstallation complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical pipe-based water heating system with an electrical heating system. The heating mat contains electric heating elements that generate heat through electrical resistance, eliminating the need for complex pipe routing, connections, and water circulation systems while achieving uniform heat distribution across the entire room surface including irregular geometries.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The heating system uses a flexible base unit with integrated heating elements that can be easily adapted to various room geometries. The thin-film construction allows the heating mat to conform to different floor layouts and be installed without complex cutting and joining operations required by rigid pipe systems.

Inventive Principle:
Principle #30Flexible shells and thin films

2Adaptability or versatility

If electric cable systems are laid inside the room, then installation flexibility improves, but installation skill requirements and costs increase due to the need for even cable arrangement

Engineering Contradiction:
Improveinstallation flexibilityVSAvoidinstallation skill requirement
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges the base unit and heating elements into a single integrated heating mat assembly. The heating elements are pre-arranged in an even pattern on the base unit during manufacturing, eliminating the need for installers to manually arrange cables while maintaining uniform heat distribution. This combination simplifies installation to merely laying the pre-assembled mat.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The heating elements are pre-arranged and fixed on the base unit during manufacturing before installation. This preliminary arrangement ensures even heat distribution without requiring skilled manual cable layout during installation, reducing both skill requirements and installation time while maintaining flexibility.

Inventive Principle:
Principle #10Preliminary action

3Area of stationary object

If traditional floor heating systems are installed, then comprehensive room heating is achieved, but installation time and costs increase due to complex work steps

Engineering Contradiction:
Improveroom heating coverageVSAvoidinstallation time
Core Design Contradiction:
Area of stationary objectVSLoss of time

Solution Approach 1:

The heating system is divided into modular heating mats that can be independently installed. Each mat is a complete, self-contained unit with base and heating elements, allowing rapid installation without complex assembly steps. Multiple mats can be installed in parallel to cover entire rooms, significantly reducing total installation time compared to traditional systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces the complex mechanical installation process of traditional floor heating with a simplified electrical system. The heating mat integrates all components (base unit, heating elements, connections) into a single unit that requires minimal installation steps, eliminating time-consuming pipe routing, connections, and system commissioning while achieving comprehensive room heating coverage.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The flexible heating mat simplifies installation, reduces costs, and ensures uniform heat distribution across a surface, accommodating complex geometries with ease while maintaining robustness and ease of handling.

Implementation Method 1

at least one electrical heating means (20) for emitting heat

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Data Source

PatentUS12111062B2Heating mat for a surface heating system, surface heating system for heating a room of a building and method for producing a heating mat for a surface heating system
Publication Date: 2024.10.08 ARDEX GMBH
  • US12111062B2 patent drawing
  • US12111062B2 patent drawing
  • US12111062B2 patent drawing

AI summary

The invention relates to a heating mat (4) for a surface heating system (1.1), particularly for heating a room (101) of a building (100), comprising a flexible base unit (10) that has a first carrier element (11) with a planar extension and a first main side (11.1) and a second main side (11.2), and at least one electric heating means (20) for discharging heat. The invention further relates to a surface heating system (1.2) and to a method (200) for producing a heating mat (4).