StaxMax Smooth Cube Tool-Free Assembly via Magnetic Snap Lock

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Solution Overview

Problem

Existing building blocks require tools or cement for assembly, limiting versatility and ease of use in creating smooth-sided structures and constructions.

Innovation Solution

The StaxMax Smooth Cube features a disassemblable, equilateral design with internal magnetic snap mechanisms and interchangeable pieces, allowing for tool-free assembly and disassembly to form larger constructions with smooth surfaces, including reinforcement and locking features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional building blocks are used, then structural integrity can be achieved, but assembly requires tools or cement which limits versatility and ease of use

Engineering Contradiction:
Improveease of assemblyVSAvoidversatility of construction
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The building block is divided into multiple separable components including a main body with cavity, end pieces with cylindrical portions, and internal reinforcement elements. These segmented parts can be independently manufactured and assembled through the cavity without requiring external tools or cement, resolving the contradiction between ease of assembly and construction versatility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design implements nesting by placing end pieces with cylindrical portions inside the main body cavity, and further nesting reinforcement elements within the assembled structure. This nested configuration allows multiple functional components to be integrated within a single block, enabling versatile constructions while maintaining simple tool-free assembly.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Productivity

If building blocks require tools or cement for assembly, then strong bonds can be achieved, but the building process becomes cumbersome and time-consuming

Engineering Contradiction:
Improvebuilding speedVSAvoidassembly strength
Core Design Contradiction:
ProductivityVSStrength

Solution Approach 1:

The building block is designed to be self-assembling through its internal geometry. The end pieces with cylindrical portions fit into the main body cavity, and the reinforcement elements are positioned within the assembled structure, creating automatic mechanical interlocking. This self-service mechanism eliminates the need for external assembly tools or cement while maintaining strong bonds, thereby increasing building speed without sacrificing assembly strength.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The design replaces traditional mechanical assembly systems (screws, nails, cement) with a geometric interlocking system. The cylindrical portions of end pieces fit into the cavity of the main body, creating a friction-based mechanical connection that is as strong as cemented joints but achieves assembly through simple insertion rather than complex fastening procedures.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Shape

If building blocks have smooth sides for aesthetic purposes, then visual appeal is improved, but assembly and disassembly becomes difficult without tools

Engineering Contradiction:
Improvesurface smoothnessVSAvoidease of assembly
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The assembly interface features (cylindrical portions, cavity) are extracted as separate functional elements from the main smooth body of the block. The end pieces with cylindrical portions and the main body with cavity are designed with smooth external surfaces for aesthetic purposes, while the internal geometric features provide the necessary mechanical engagement. This separation allows smooth surfaces to be maintained without compromising assembly ease.

Inventive Principle:
Principle #2Taking out (Extraction)

4Adaptability or versatility

If building blocks are designed with internal mechanisms for disassembly, then versatility is improved, but the internal structure becomes complex

Engineering Contradiction:
ImprovedisassemblabilityVSAvoidinternal structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The internal mechanisms for disassembly are localized to specific regions of the block rather than being distributed throughout. The cavity is positioned in the main body, and cylindrical portions are located in the end pieces, creating discrete assembly points. This localization allows the majority of the block surfaces to remain simple and smooth while providing targeted functional complexity only where needed for assembly and disassembly operations.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables versatile, modular construction of various objects like tables, chairs, and walls with smooth surfaces, simplifying the building process and accommodating different sizes through interchangeable components, while maintaining structural integrity.

Implementation Method 1

A magnetic disc that has both positive and negative charges on each side of the disc which allows it to pull itself together when the opposite charged areas are placed opposite each other

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS11788272B2StaxMax Smooth Cube
Publication Date: 2023.10.17 VAN EE JONATHAN HENDRIK
  • US11788272B2 patent drawing
  • US11788272B2 patent drawing
  • US11788272B2 patent drawing

AI summary

The StaxMax Smooth Cube is a puzzle that can assemble secure structures with flat surfaces without tools. It is a puzzle, the purpose of which is to disassemble the cube and assemble it together with other cubes into smooth structures. The Invention does this with a skeletal piece into which other panel pieces are assembled to form a smooth flat cube. The assembled smooth flat cube is locked shut with a snapping mechanism inside the cube that is activated with a magnet through the firm outer flat surface of the cube. The smooth cubes are unlocked and disassembled with the magnets of other smooth cubes. The panel pieces that snap into the backbone piece to form a smooth flat cube also serve to secure the flat cube to other flat cubes when they are disassembled and assembled.