Modular Seat Cable Tensioning System for Simplified Component Service
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Solution Overview
Problem
Conventional seatbacks require extensive assembly processes and limit access for service or repair due to embedded features, making it difficult to remove, replace, or service individual components.
Innovation Solution
A modular seat assembly with a cable tensioning system that secures modular components to a seat frame via a continuous loop of cable and mounting brackets, allowing components to be easily released and reattached by adjusting the cable's tension state.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If features are embedded in the foam cushion and fixed on the seatback frame, then the seatback provides structural integrity and feature functionality, but the assembly process becomes extensive and access for service or repair is limited
Solution Approach 1:
The seatback is divided into modular components (foam cushion, trim cover, features) that can be independently manufactured and assembled. The foam cushion is segmented to allow features to be attached separately rather than embedded, simplifying the assembly process while maintaining structural integrity through defined attachment points and mechanisms.
2Adaptability or versatility
If features are embedded in the foam cushion, then the seatback provides integrated functionality, but access for service or repair becomes limited
Solution Approach 1:
Features are extracted from the foam cushion embedding approach and replaced with separate attachable components. This allows features to be easily removed, serviced, or replaced by simply detaching them from the foam cushion, while the foam cushion itself remains intact and reusable, maintaining integrated functionality through modular attachment.
3Stability of the object's composition
If conventional seatbacks use fixed foam cushion with embedded features, then the seatback provides stable structure, but component replacement requires replacing the entire seating unit
Solution Approach 1:
The seatback system is segmented into independently replaceable components (foam cushion, trim cover, features). This segmentation allows individual components to be replaced without affecting the overall structural stability, as each component has defined attachment points that maintain structural integrity when properly assembled.
Solution Approach 2:
The modular design enables selective replacement of only the worn or damaged component while recovering and reusing the remaining functional components. For example, only the foam cushion needs replacement while the trim cover and features can be recovered and reused, significantly improving replacement efficiency compared to replacing the entire seating unit.
Data Source
AI summary
A modular seat assembly includes a seat frame, a modular seat component for engaging the seat frame including a mounting bracket, a cable routed towards the frame and engaged with the mounting bracket, and a cable tensioning system. The cable tensioning system is configured to tighten the cable into a tensioned state and release the cable into a slacked state. In the tensioned state, the modular seat component is secured to the seat frame via engagement of the cable with the mounting bracket, and in the slacked state, the modular seat component is releasable from the cable via disengagement of the cable from the respective mounting bracket.