Protective Shutter Fastening Assembly for Quick Frame Mounting
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Solution Overview
Problem
Current fastening methods for protective assemblies on window or door frames are complex, time-consuming, and costly, requiring robust fixings that ensure safety while allowing easy dismantling.
Innovation Solution
A bay unit assembly with a joinery frame and protective assembly that uses fastening means with maneuverable securing elements, allowing for rapid installation without specialized tools, ensuring a solid and secure attachment of the protective shutter to the frame.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If complex fastening methods are used to ensure robust attachment, then the security and reliability of the protective assembly is improved, but the installation time and complexity increase
Solution Approach 1:
The fastening element is designed to be mobile and maneuverable between two configurations: an assembled configuration where it cooperates with the receiving structure to secure the box to the upper rail, and a dissociated configuration where it is free to allow easy unfastening. This dynamic capability enables both secure attachment during installation and rapid dismantling when needed, resolving the contradiction between reliability and installation time.
2Strength
If robust fastening methods are used to ensure safety, then the strength of attachment is improved, but the ease of dismantling deteriorates
Solution Approach 1:
The fastening system incorporates a mobile fastening element that can be manually maneuvered between locked and unlocked states. In the assembled configuration, the fastening element provides strong attachment strength; in the dissociated configuration, it allows easy dismantling without requiring specialized tools or complex procedures.
3Reliability
If complex fastening methods are used to ensure robust attachment, then the reliability of the protective assembly is improved, but the device complexity increases
Solution Approach 1:
The fastening system is segmented into distinct functional components: a fastening element with a mobile portion and a fixed portion, and a complementary receiving structure. This segmentation allows each component to perform its specific function while maintaining overall system simplicity. The mobile portion of the fastening element can be independently maneuvered to achieve secure attachment without requiring complex mechanisms.
Data Source
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AI summary
A window/door assembly comprises a frame (20) with a top rail (22) and a protective assembly (10) including a casing. This casing has a bottom wall (16) which has a longitudinal edge extended by a drop (18) which is secured to a top rail (22) by at least one movable fastening element (44), which is operable relative to a complementary receiving structure, between two configurations: - an assembled configuration, in which said at least one fastening element (44) cooperates with said receiving structure for securing said top rail (22) to said drop (18), and - a dissociated configuration, in which said at least one fastening element (44) is free relative to said receiving structure for dissociating said top rail (22) from said drop (18).