Roof Window Roller Shutter Mounting Kit Guide Device

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Solution Overview

Problem

Existing roller shutter assembly kits for skylights are difficult to install, especially for inexperienced users, as they require handling heavy components and achieving precise positioning, which can lead to assembly challenges and safety risks.

Innovation Solution

A roller shutter assembly kit design featuring a guide device with form-fitting elements that allows the roller shutter box to be guided along a track, where it is securely attached to the skylight via a guide path, enabling easy alignment and attachment without the need to hold the heavy box in place during installation, using interlocking projections and receptacles for precise positioning and secure holding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the roller shutter box is directly attached to the skylight without a guide device, then the attachment structure is simpler, but the installation becomes difficult and unsafe due to heavy components and precise positioning requirements

Engineering Contradiction:
Improveattachment structureVSAvoidinstallation process
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The guide device acts as an intermediary between the roller shutter box and the skylight. It provides a guided path that automatically positions the roller shutter box correctly during installation, eliminating the need for manual positioning while maintaining a relatively simple overall structure. The guide device includes guide rails and form-fitting elements that facilitate easy attachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If the roller shutter box is held in place manually during installation, then precise positioning can be achieved, but safety risks increase due to the heavy weight of the box

Engineering Contradiction:
Improvepositioning accuracyVSAvoidsafety risks
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The guide device enables the roller shutter box to position itself automatically during installation. The form-fitting elements and guided path allow the box to slide into the correct position under its own weight or with minimal force, eliminating the need for manual holding and thereby reducing safety risks while maintaining precise positioning.

Inventive Principle:
Principle #25Self-service

3Reliability

If the roller shutter box is securely attached to the skylight, then the reliability of the mounting is improved, but the ease of removal for maintenance or repositioning is reduced

Engineering Contradiction:
Improvemounting stabilityVSAvoidremoval simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The attachment system uses dynamic form-fitting elements that provide secure holding during normal operation but can be easily disengaged when needed. The guide rails and interlocking elements maintain reliable mounting stability, while the design allows for simple removal by disengaging the form-fitting elements, enabling maintenance or repositioning without complex procedures.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3392443B1Roller shutter mounting kit for a roof window, roof window and roller shutter mounted with such a kit and method for assembling a roller shutter mounting kit on a roof window
Publication Date: 2020.10.21 ROTO FRANK DST MARKEN GMBH & CO KG
  • EP3392443B1 patent drawingFigure 1
  • EP3392443B1 patent drawingFigure 2
  • EP3392443B1 patent drawingFigure 3

AI summary

The invention relates to a roller shutter mounting kit (7) for a roof window (1), comprising a roller shutter box (8) for at least temporary and at least partial accommodation of a roller shutter curtain, and roller shutter guide rails rigidly attached or rigidly attachable to the roller shutter box (8) for guiding the roller shutter curtain. A guide device (16), separate from the roller shutter box (8) and attachable to the roof window (1), is provided, wherein the guide device (16) has at least one first positive locking element (19, 20) and the roller shutter box (8) has at least one second positive locking element (21, 22), which are designed such that, after engaging with each other, they guide the roller shutter box (8) with respect to the guide device (16) along a guide track within a guide area and disengage outside the guide area.The invention further relates to a roof window (1) with a roller shutter mounting kit (7) mounted thereon and to a method for mounting a roller shutter mounting kit (7) on a roof window (1).