Light-Up Building Block With Magnetic Nesting Structure

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Solution Overview

Problem

Traditional building blocks lack innovative elements to maintain children's interest and enhance fun and diversity.

Innovation Solution

Incorporating a light-emitting assembly within the building block, including a battery assembly, light-emitting element, switch assembly, and magnetic features to enable interactive lighting and magnetic connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional building blocks use simple design, then manufacturing cost is low and structure is simple, but children's interest and fun are reduced

Engineering Contradiction:
Improvefun and diversityVSAvoidproduct structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent embeds a light-emitting assembly within a housing that is integrated into the building block structure. The light-emitting element, battery, and control components are nested inside the block, allowing the block to provide both traditional building functionality and enhanced visual appeal through lighting effects without requiring separate external components.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent combines multiple functions into a single building block: the structural building function, the light-emitting function, and the magnetic connection function. By integrating these diverse functions into one unified product, the patent enhances versatility and children's interest while managing overall device complexity through unified design.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If light-emitting assembly is added to building block, then fun and diversity are enhanced, but device complexity increases

Engineering Contradiction:
Improveproduct diversityVSAvoidinternal structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The building block is designed to serve multiple purposes: it can be used for traditional stacking and building, it can emit light for visual appeal and play, and it can magnetically connect to other blocks. This multi-functionality approach allows a single component to provide diverse benefits without requiring separate dedicated devices for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The light-emitting assembly is nested within the building block housing, with the light-emitting element positioned to emit light through the block's exterior. This nesting approach consolidates multiple components (housing, light source, battery, switch) into a compact arrangement that maintains the block's external dimensions and building capabilities while adding lighting functionality.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If multiple components are integrated in building block, then product attractiveness increases, but manufacturing difficulty increases

Engineering Contradiction:
Improveproduct attractivenessVSAvoidassembly process
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The building block is divided into distinct functional modules: the main block structure, the housing containing the light-emitting assembly, the battery compartment, and the magnetic connection elements. This segmentation allows each module to be manufactured and tested separately before final assembly, simplifying the overall manufacturing process while maintaining product attractiveness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent integrates the light-emitting assembly, battery, switch, and magnetic components into a unified building block structure. By combining these elements into a single integrated product rather than separate components, the patent streamlines the user experience and marketing while managing manufacturing complexity through standardized assembly procedures.

Inventive Principle:
Principle #5Merging (Combining)

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

Enhances aesthetics, fun, and creativity, increasing children's interest in building block toys and improving product attractiveness.

Implementation Method 1

the light-emitting assembly includes a battery assembly and a light-emitting element electrically connected to the battery assembly, and the battery assembly is configured to supply power to the light-emitting element

Methodology Applied
Scientific EffectBattery (electricity): Battery (electricity)

Implementation Method 2

the light-emitting assembly includes a battery assembly and a light-emitting element electrically connected to the battery assembly

Methodology Applied
Scientific EffectLight-emitting element: Light Emitting Diode

Implementation Method 3

a magnet is positioned in the compartment, the magnet is able to rotate in the compartment, and the magnet is provided with an N pole and an S pole

Methodology Applied
Scientific EffectMagnetism: Magnetism

Data Source

PatentUS12491449B1Building block
Publication Date: 2025.12.09 SHENZHEN BLACK TECH CO LTD
  • US12491449B1 patent drawing
  • US12491449B1 patent drawing
  • US12491449B1 patent drawing

AI summary

A building block includes a building block main body and an installation housing. The building block main body is formed by a plurality of sidewalls connected to each other, the plurality of sidewalls include a first surrounding wall group, an upper sidewall and a lower sidewall connected in sequence, an upper side of the first surrounding wall group is connected to the upper sidewall, a lower side of the first surrounding wall group is connected to the lower sidewall, and a first chamber is formed by jointly surrounding the first surrounding wall group, the upper sidewall and the lower sidewall. The installation housing is connected to the upper sidewall and is positioned in the first chamber, and the installation housing is equipped with a light-emitting assembly.