Roof Window Interface Unit for Modular Assembly and Sealing
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Solution Overview
Problem
Existing roof windows for conservation purposes face challenges in manufacturing, assembly, and installation flexibility, while also requiring improved weatherproofing and thermal efficiency to meet modern building regulations.
Innovation Solution
The introduction of an interface unit that interacts with auxiliary equipment and other components of the roof window, providing a single point for interaction and ensuring proper sealing and weatherproofing through a top and side interface element configuration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traditional cast iron roof windows with single glass pane pieces are used, then the external appearance mimics traditional rooflights, but the thermal efficiency is insufficient to meet modern building regulations
Solution Approach 1:
The frame is divided into modular frame members that can be assembled in different configurations, allowing the same basic module to serve both traditional aesthetic requirements and modern thermal performance needs through different assembly arrangements
Solution Approach 2:
The frame members are designed with universal connection features that allow them to serve multiple functions: providing structural support, enabling thermal insulation through configurable assemblies, and accommodating different installation scenarios while maintaining traditional appearance
2Shape
If the roof window is designed with a low profile to match flat roofing materials, then the external appearance is improved, but the complexity of ensuring adequate sealing and weatherproofing increases
Solution Approach 1:
The sealing system employs nested sealing elements where multiple sealing profiles are arranged concentrically, with each sealing profile providing a layer of protection. This nested arrangement achieves comprehensive weatherproofing within the constrained low-profile geometry without proportionally increasing complexity
Solution Approach 2:
Interface units serve as intermediary components that coordinate the interaction between the frame members and sealing elements, simplifying the overall sealing system by providing standardized connection and sealing interfaces that reduce the complexity of achieving adequate weatherproofing in low-profile configurations
3Adaptability or versatility
If multiple interface points are provided for auxiliary equipment and components, then the adaptability and versatility of the roof window is improved, but the device complexity increases
Solution Approach 1:
The interface unit is designed as a universal multi-functional component that integrates multiple functions: mechanical connection, sealing, and interaction with auxiliary equipment. This single integrated interface replaces what would otherwise require multiple separate components, achieving high adaptability while controlling complexity
Solution Approach 2:
Multiple interface functions are merged into a single interface unit structure, combining connection features, sealing elements, and auxiliary equipment interaction points into one integrated component, thereby reducing overall interface complexity while maintaining versatility
Data Source
AI summary
In the roof window, an interface unit (8) is provided to interact with auxiliary equipment and/or other components of the roof window (1) in an assembled condition of the frame (2). The interface unit (8) comprises a top interface element and two side interface elements (82, 83) received in a receiving structure comprising an interface unit groove in an exterior side of the top frame member and two side members (22, 23).