Childproof Box Single-Handed Operation Segmentation

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Solution Overview

Problem

Existing childproof containers are difficult for the elderly to operate due to requirements of multiple hands, complex mechanisms, and materials that interfere with storage space and handling efficiency, making them strenuous to use and inefficient for storage.

Innovation Solution

A childproof box design featuring a flexible cover shell and a rigid base shell with registering tracks and protrusions that allow single-handed operation, preventing disassembly and maintaining efficient storage space, using materials that are easy to manage and stack.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple hands are required to operate the locking means, then childproof security is improved, but ease of operation deteriorates for elderly users

Engineering Contradiction:
Improvechildproof securityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The locking mechanism is segmented into two independent functions: a push-button release mechanism for single-handed operation, and a separate childproof locking feature requiring simultaneous engagement of multiple fingers. This segmentation allows elderly users to operate the container with one hand while maintaining childproof security through the multi-finger locking requirement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The operating force parameters are optimized to accommodate elderly users with reduced hand strength. The push-button mechanism requires minimal activation force, and the locking geometry is designed to provide mechanical advantage, reducing the effort needed while maintaining secure locking that prevents child access.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If structural elements are added to facilitate locking means, then childproof security is improved, but usable storage space deteriorates

Engineering Contradiction:
Improvechildproof securityVSAvoidusable storage space
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The locking and retention structures are nested within the container walls and lids rather than protruding into the storage cavity. The locking ridges and retention features are integrated into the structural geometry of the container itself, maximizing usable storage space while maintaining effective childproof security mechanisms.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If complex features are added for air tight seals, then sealing performance is improved, but ease of operation deteriorates due to tougher material requirements

Engineering Contradiction:
Improvesealing performanceVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

Flexible sealing gaskets are used instead of rigid complex sealing structures. These thin film seals conform to the container geometry and provide effective sealing while allowing the container to be opened and closed with minimal force, suitable for elderly users with reduced hand strength.

Inventive Principle:
Principle #30Flexible shells and thin films

4Reliability

If odd shapes are used for childproof design, then childproof security is improved, but ease of manufacture and storage deteriorates

Engineering Contradiction:
Improvechildproof securityVSAvoidease of manufacture
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The container uses a simple, universal rectangular prism shape that is easy to manufacture, store, and carry. Childproof security is achieved not through the overall shape but through the internal locking mechanism geometry and the multi-finger locking requirement, separating the security function from the container form factor.

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

Data Source

PatentUS9938042B1Childproof box
Publication Date: 2018.04.10 A&A GLOBAL IMPORTS INC
  • US9938042B1 patent drawing
  • US9938042B1 patent drawing
  • US9938042B1 patent drawing

AI summary

The invention involves a childproof box that suitable for medicinal items such as tablets, medication or other consumables that may be desirably restricted from children. The childproof mechanism that restricts access to the contents of the box may employ a base shell that slides in and out of a cover shell, which respectively conceals and exposes a storage cavity. Both shells have corresponding tracks and corresponding protrusions configured to engage with each other in a manner so that the base shell may only be accessed (or slid open) when a user presses and pushes on a top surface of the cover shell. The structural elements of each of the shells are such that a user may operate the childproof box with a single hand. In exemplary embodiments, the childproof box comprises of flat surfaces that form a generally rectangular box, which is easy to carry, manipulate and store.