Modular sofa construction and methods for assembly
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Solution Overview
Problem
Conventional sofas are bulky and expensive to transport, and consumers face logistical challenges in delivering and installing them, including the need for special tools or training and potential damage during installation.
Innovation Solution
The modular sofa assembly features seating and armrest modules with releasable connectors, allowing for easy assembly and disassembly without special tools or training, and includes a power outlet module for convenient power access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional sofas are manufactured and assembled at a factory unit, then the structural integrity and quality of the sofa is maintained, but the transportation cost and complexity increases significantly
Solution Approach 1:
The sofa is divided into multiple modular components including seat sections, backrest sections, and armrest sections that can be assembled at the factory into a complete sofa. These modular components can then be disassembled for efficient packing and transportation, reducing transportation complexity while maintaining structural integrity through standardized connection mechanisms.
2Reliability
If conventional sofas are transported as complete units, then the structural integrity is maintained, but the transportation cost and delivery time increases
Solution Approach 1:
The sofa is segmented into modular components that can be efficiently packed in compact configurations for transportation. The components include seat sections, backrest sections, and armrest sections that can be shipped in a more space-efficient manner, reducing delivery time and transportation costs while maintaining structural integrity through standardized connection mechanisms.
3Productivity
If RTA furniture kits are provided for consumer assembly, then the transportation efficiency improves, but the assembly difficulty and risk of improper installation increases
Solution Approach 1:
The modular components are designed with self-aligning features and intuitive connection mechanisms that guide the consumer through the assembly process without requiring special tools or extensive instructions. The standardized interfaces and built-in alignment features enable consumers to easily assemble the sofa themselves, maintaining transportation efficiency while improving assembly ease.
Data Source
AI summary
A modular sofa assembly may include a plurality of seating modules each having a seat section, a backrest section, or side edge surfaces. The backrest section may include first and second portions coupled for movement between a folded configuration and an extended configuration. An armrest module may have an armrest side edge surface configured for mating engagement with a side edge surface of a seating module. The modular sofa may be assembled by aligning connectors of the seating modules and armrest module, with each respective connectors slidingly engaged along an axis. After bringing the modules together, these connections may be secured with the side edge surfaces in abutting engagement. The modular sofa further may include a power cradle mounted at the sofa's bottom surface. The power cradle may include a cubic power outlet near the front of the sofa, and power cable extending beyond the back of the sofa.