Adjustable Cladding Fastening for Hidden Alignment and Tolerance Compensation

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Solution Overview

Problem

The production of wall or ceiling coverings is often time-consuming and expensive due to the need for complex substructures to accommodate construction tolerances and ensure rear ventilation and thermal insulation, with visible fastening methods being undesirable.

Innovation Solution

A device featuring a fastening system with a spacer element, joint element, and holding element that allows adjustable distance and angle fastening to the substrate, using a form-fitting connection with a plate-shaped and shaft-shaped section, enabling alignment and compensation for tolerances without manual adjustment, and incorporating a tensioning cable for increased load capacity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a complex substructure with multiple parts is used to compensate for construction tolerances, then the alignment and tolerance compensation capability is improved, but the device complexity and production time increase

Engineering Contradiction:
Improvetolerance compensation capabilityVSAvoidsubstructure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The substructure is divided into modular components (holding element, joint element, spacer element) that can be independently adjusted and assembled, allowing tolerance compensation without requiring a completely complex multi-part system

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The joint element provides adjustable and tiltable connections that can dynamically adapt to construction tolerances, replacing static complex substructures with movable, adjustable components

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the holding element is made adjustable and tiltable to compensate for tolerances, then the alignment capability is improved, but the connection stability may be compromised

Engineering Contradiction:
Improvealignment capabilityVSAvoidconnection stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The holding element is designed with adjustable and tiltable capabilities through the joint element, allowing alignment adjustments while maintaining connection stability through the form-fitting connection and engagement geometry

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system allows parameter adjustments (angle, position) through the tiltable and adjustable holding element while maintaining structural integrity through the engaged form-fitting connection between shaft-shaped and groove sections

Inventive Principle:
Principle #35Parameter changes

3Strength

If visible fastening methods like screws or nails are used, then the attachment strength is improved, but the aesthetic appearance deteriorates

Engineering Contradiction:
Improveattachment strengthVSAvoidaesthetic appearance
Core Design Contradiction:
StrengthVSShape

Solution Approach 1:

The fastening elements (screws, nails) are extracted and hidden within the wall or ceiling cladding structure itself, eliminating visible fasteners while maintaining attachment strength through the integrated holding element and form-fitting connection

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The fastening function is merged with the cladding structure itself, where the holding element and joint element form an integrated system that provides both structural attachment and aesthetic surface finish without separate visible fasteners

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP3589796B1Device and method for producing a wall or ceiling cladding
Publication Date: 2021.08.04 STO SE & CO KGAA
  • EP3589796B1 patent drawingFigure 1~2
  • EP3589796B1 patent drawingFigure 3~5
  • EP3589796B1 patent drawingFigure 4~6

AI summary

The invention relates to a device for producing a wall or ceiling cladding, comprising a plate-shaped or profiled component (1) and a securing system (2), by means of which the plate-shaped or profiled component (1) can be secured to a construction substructure (3) at an adjustable distance and/or angle thereto. The securing system (2) comprises a spacer element (4), a joint element (5) which is adjustably arranged on the spacer element (4), and a retaining element (6) which interacts with the joint element (5) in the form of a joint and which comprises a plate-shaped portion (6.1) and a shaft-shaped portion (6.2). The shaft-shaped portion (6.2) of the retaining element (2) engages into a circumferential groove (5.2) of the joint element (5) so as to surround a joint region (5.1) of the joint element (5) such that a form-fitting connection between the retaining element (6) and the joint element (5) is produced, said connection being loadable in tension and compression. The invention additionally relates to a method for producing a wall or ceiling cladding.