Compact Foundation Kit Assembly for Lower Shipping Volume

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Solution Overview

Problem

Existing foundation units occupy significant space and are costly to ship due to their assembled nature, making long-distance, cost-effective transportation challenging.

Innovation Solution

A compact foundation unit kit comprising elongated truss rails, end caps, and cross slats oriented in a parallel fashion with a binding mechanism, allowing for partial disassembly and easy reassembly, featuring triangular reinforcements and side filler strips for enhanced stability and completion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If foundation units are shipped in assembled form, then structural integrity and stability are maintained, but shipping space occupancy increases and transportation costs rise

Engineering Contradiction:
Improvestructural integrityVSAvoidshipping space occupancy
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The foundation unit is divided into multiple modular components including side rails, end caps, cross slats, and filler strips that can be separated for compact shipping and reassembled at the destination. Each component is designed with standardized connection features that enable quick reassembly while maintaining structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The disassembled components are arranged in a nested configuration during shipping, with smaller elements like cross slats and filler strips positioned within or alongside larger components like side rails and end caps. This nesting approach minimizes the overall volume occupied during transportation while allowing easy extraction and assembly at the destination.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Volume of moving object

If foundation units are disassembled for shipping, but assembly is difficult or time-consuming, then shipping costs decrease, but assembly complexity and time increase

Engineering Contradiction:
Improveshipping space occupancyVSAvoidassembly ease
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

Connection holes, attachment points, and alignment features are pre-positioned and pre-drilled in each component during manufacturing. Fasteners and connection elements are pre-configured in the correct orientations and positions, eliminating the need for complex measurements or adjustments during assembly. The components arrive pre-prepared for immediate connection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Each component features localized connection zones with specific geometric properties optimized for its function. Side rails have reinforced connection areas, end caps have integrated mounting features, and cross slats have pre-positioned attachment points. These localized features simplify the assembly process by providing clear, unambiguous connection points without requiring complex alignment procedures.

Inventive Principle:
Principle #3Local quality

3Loss of time

If foundation units are partially pre-assembled, then assembly time is reduced, but shipping space occupancy increases compared to fully disassembled units

Engineering Contradiction:
Improveassembly timeVSAvoidshipping space occupancy
Core Design Contradiction:
Loss of timeVSVolume of moving object

Solution Approach 1:

The foundation unit is pre-assembled to a moderate degree (partial pre-assembly) where critical structural components like side rails and end caps are connected, but non-critical elements like filler strips and certain cross slats remain separate. This partial pre-assembly provides sufficient structural stability for shipping while avoiding the full volume penalty of completely pre-assembled units, achieving an optimal balance between assembly time savings and shipping efficiency.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS8042205B2Compact foundation unit kit and method of making same
Publication Date: 2011.10.25 ROCK ISLAND INDS
  • US8042205B2 patent drawing
  • US8042205B2 patent drawing
  • US8042205B2 patent drawing

AI summary

A compact foundation unit kit and a method of making a foundation unit from the kit. The kit comprises at least three elongated, generally flat truss rails, four generally flat end caps and a plurality of generally flat cross slats, with the truss rails, end caps and cross slats oriented together with their longitudinal dimensions aligned in a generally parallel orientation and with their flat sides in contact. A binding maintains the truss rails, end caps and cross slats in that orientation. The method includes providing the kit, opening the kit and orienting the truss rails in a parallel, spaced position, then affixing one of the end caps to each end of the truss rails, inverting the partially formed foundation, and affixing the last two end caps to opposite ends of the truss rails, then finally affixing the cross slats to the truss rails in a spaced, parallel orientation. The foundation can then be finished in a conventional fashion.