Modular Vehicle Seat Upholstery for Comfort and Lateral Support
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current vehicle seats struggle to provide a high level of comfort for all occupants across various driving conditions, as they often compromise between comfort and lateral support.
Innovation Solution
A vehicle seat design featuring a rigid base structure with interchangeable upholstery components, including a headrest, that can be easily swapped to optimize comfort and support based on driving conditions and passenger preferences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If seats are designed as a compromise to suit a wide range of passenger sizes and driving conditions, then the seat becomes universally acceptable, but the level of comfort for any specific occupant in specific conditions is reduced
Solution Approach 1:
The seat is divided into a base structure and interchangeable upholstery components. The upholstery elements (cushions, backrests, headrests) can be separately replaced to adapt the seat to different occupants and driving conditions without redesigning the entire seat, thus achieving high adaptability while maintaining manageable manufacturing complexity.
Solution Approach 2:
The base structure is designed with universal coupling elements that can accommodate multiple types of upholstery elements. This allows a single base structure to support various upholstery configurations for different comfort needs, lateral support requirements, and driving conditions, achieving multi-functionality without proportionally increasing manufacturing complexity.
2Adaptability or versatility
If interchangeable upholstery elements are introduced to optimize comfort, then the seat becomes highly adaptable, but the device complexity increases
Solution Approach 1:
The seat system is segmented into a permanent base structure and replaceable upholstery elements. Each upholstery element is designed as an independent module with standardized coupling mechanisms, allowing easy interchangeability. This segmentation enables high adaptability while keeping each individual component relatively simple, thereby limiting overall device complexity.
Solution Approach 2:
The upholstery elements can be changed to modify parameters such as cushion firmness, backrest angle, and headrest position. By providing multiple upholstery variants with different physical parameters rather than complex adjustable mechanisms, the system achieves adaptability while maintaining structural simplicity.
3Stability of the object's composition
If a rigid base structure is used to ensure stability, then the seat provides good support, but the comfort and adaptability are reduced
Solution Approach 1:
The seat is segmented into a rigid base structure for stability and separate upholstered components for comfort and adaptability. The base structure remains fixed and stable, while the interchangeable upholstery elements provide the necessary comfort variations and adaptability for different occupants and driving conditions.
Solution Approach 2:
Different parts of the seat have different properties: the base structure is rigid and stable, while the upholstery elements are softer and more compliant. This local differentiation of material properties allows the seat to simultaneously achieve overall stability through the rigid base and local comfort/adaptability through the upholstered components.
Data Source
Figure 1
Figure 2~3
Figure 4~5
AI summary
A seat (1) of a vehicle having: a base structure (5), which is rigid and is configured to be fixed to a floorboard of the vehicle; and an upholstery (8), which is elastically deformable, at least partially covers the base structure (5) and constitutes the outermost part of the seat (1) that comes into contact with a body of a passenger of the seat (1). The upholstery (8) has a cushion (2), a backrest (3) and a headrest (4), which are separate from and independent of one another. The headrest (4) of the upholstery (8) is fixed to the base structure (5) in a separable manner by means of a coupling system (9). The base structure (5) has an upper portion, which is configured to support the headrest (4) and, at the same time, is configured, in the absence of the headrest (4), to accommodate a helmet worn by the passenger sitting on the seat (1).