Mattress Foundation Corner Assembly for Stable Flat-Pack Frames

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Solution Overview

Problem

Traditional mattress foundations often compromise on stability when assembled by consumers, as quick and easy assembly typically requires pre-assembling parts, increasing packaging complexity and shipping costs, while sacrificing stability, and may result in a swaying frame shape during movement or relocation.

Innovation Solution

A mattress foundation kit comprising side rails, end rails, and slats with varying lengths and angles, along with corner stabilizers and flexible connections, allows for easy assembly and increased stability by overlapping rail sections and using angle-adjusted slats to maintain support and alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the foundation is pre-assembled to ensure stability, then foundation stability is improved, but packaging complexity and shipping costs increase

Engineering Contradiction:
Improvefoundation stabilityVSAvoidpackaging complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The foundation is divided into separate modular components (side rails, end rails, slats, corner blocks) that can be packaged separately and assembled by the consumer. This segmentation allows flat packaging that reduces shipping costs and packaging complexity while maintaining stability through proper corner block design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Corner blocks are pre-designed with integrated features (recesses, protrusions, routing channels) that guide the assembly process and ensure proper alignment and stability without requiring pre-assembly of the entire foundation. The preliminary design of these connection components enables easy consumer assembly while maintaining structural integrity.

Inventive Principle:
Principle #10Preliminary action

2Stability of the object's composition

If the foundation is pre-assembled to ensure stability, then foundation stability is improved, but shipping costs increase

Engineering Contradiction:
Improvefoundation stabilityVSAvoidshipping costs
Core Design Contradiction:
Stability of the object's compositionVSLoss of energy

Solution Approach 1:

Dividing the foundation into flat, separable components enables efficient packaging that minimizes shipping volume and costs. The modular design allows components to be stacked and shipped in compact arrangements, reducing the energy and cost associated with transportation while maintaining the ability to assemble a stable foundation at the destination.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If fewer tools are required for assembly to improve ease of assembly, then ease of assembly is improved, but foundation stability may be compromised

Engineering Contradiction:
Improveease of assemblyVSAvoidfoundation stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The corner blocks are designed with self-aligning features including recesses, protrusions, and routing channels that guide the rails into proper positions and secure them automatically. This self-service design eliminates the need for complex tools or specialized assembly skills, allowing consumers to assemble a stable foundation using only basic tools while maintaining structural integrity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9924804B2Mattress foundations, kits and related methods
Publication Date: 2018.03.27 SE BOARD NC LLC
  • US9924804B2 patent drawing
  • US9924804B2 patent drawing
  • US9924804B2 patent drawing

AI summary

Mattress foundations and foundation corners, methods, and kits include a first side rail, a second side rail, a first end rail, and a second end rail. In one example, the rails join at corners to form the frame of the foundation and the rails may include at least a partial overlap between the rail the corners. The foundations and kits further include a plurality of slats. The slats may be of varying lengths. The invention may further include a method of assembling a foundation kit.