Tool-Free Interlocking Panel Furniture for Portable Assembly

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Solution Overview

Problem

Conventional collapsible travel furniture is difficult to assemble and disassemble without tools and lacks rigidity, and once assembled, it is challenging to transport due to size constraints.

Innovation Solution

A collapsible travel desk composed of interlocking rigid panels that can be assembled and disassembled without tools, featuring dovetail joints and sliding engagement mechanisms for easy assembly and disassembly, and a carrying case for transportation, allowing for quick reassembly into a sturdy desk.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional furniture uses screws or fasteners to hold sections together, then the furniture has structural strength and rigidity, but it becomes difficult and time-consuming to assemble and disassemble

Engineering Contradiction:
Improvestructural strengthVSAvoidease of assembly and disassembly
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The furniture is divided into multiple rigid panels that can be independently assembled and disassembled. Each panel contains interlocking features that enable tool-free connection while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Interlocking features act as intermediary elements between rigid panels, providing both connection strength and ease of assembly/disassembly. These features include protrusions and recesses that slide together to form rigid joints without requiring screws or fasteners.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If furniture is assembled on-site, then it can be used immediately, but it cannot be easily transported to another location without disassembly

Engineering Contradiction:
ImproveportabilityVSAvoidease of relocation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The furniture consists of separable rigid panels that can be quickly disassembled into compact components for transport. The segmented design allows the furniture to be broken down into manageable pieces that fit through doorways and can be carried easily.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The furniture transitions between two states: an assembled rigid state for use and a disassembled compact state for transport. The interlocking features enable rapid transition between these states without tools, making the furniture dynamically adaptable to different operational requirements.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If furniture uses simple interlocking panels for easy assembly, then assembly is tool-free and quick, but the furniture may lack rigidity and usefulness

Engineering Contradiction:
Improveease of assemblyVSAvoidrigidity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The interlocking features incorporate curved or angled surfaces that guide panel alignment during assembly. The geometry of the protrusions and recesses ensures proper positioning and creates rigid joints through sliding engagement, maintaining structural strength while enabling tool-free assembly.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The rigid panels are constructed from materials that combine strength with manufacturability of interlocking features. The panels themselves are rigid and sturdy, while the integrated interlocking features enable easy assembly without compromising the overall structural integrity of the furniture.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS10485331B2Collapsible travel furniture
Publication Date: 2019.11.26 VALERI CASMIR
  • US10485331B2 patent drawing
  • US10485331B2 patent drawing
  • US10485331B2 patent drawing

AI summary

A collapsible furniture item having a set of panels that a person without the aid of tools can slidingly interlock with each other to form a standalone upright furniture item and once assembled can be quickly disassembled also without the aid tools to allow the panels to be transported to a different location for quick and efficient assembled into a standalone upright furniture through interlocking engagement between the panels.