Multi-Compartment Container Cap Locking for Child-Resistant Access
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Solution Overview
Problem
Existing safety containers fail to effectively prevent access by individuals lacking manual dexterity while allowing easy access for capable users without damaging the container.
Innovation Solution
A container system with a top and bottom cap locking mechanism using ridges and protrusions, along with alignment indicators, to securely lock and unlock multiple compartments, ensuring easy access for capable users and preventing unauthorized access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a simple cap design is used, then ease of operation is improved, but safety against unauthorized access deteriorates
Solution Approach 1:
The cap is divided into multiple segments that can rotate independently relative to each other. Each segment contains protrusions that must align with corresponding gaps in the body to unlock. This segmentation allows the cap to provide both easy access (through simple rotational movement) and safety (through multiple alignment requirements that prevent accidental opening by children)
Solution Approach 2:
The cap segments are pre-configured with specific protrusion patterns and alignment indicators that guide the user through the unlocking sequence. The alignment indicators (arrows) show the required rotational position before unlocking, performing the preliminary action of guiding the user to the correct position, thus maintaining ease of operation while ensuring safety through proper sequencing
2Reliability
If a complex locking mechanism is used, then safety is improved, but ease of operation deteriorates
Solution Approach 1:
The cap segments and body features are designed with asymmetric protrusion and gap patterns. This asymmetry creates a unique alignment configuration that must be achieved for unlocking, providing safety through complexity. However, the asymmetric design includes visual indicators (arrows) that simplify the user's task by showing exactly where to align, thus maintaining ease of operation despite the complex underlying mechanism
3Reliability
If multiple locking points are used, then safety is improved, but device complexity increases
Solution Approach 1:
The cap segments serve multiple functions: they provide the locking interface through protrusions, guide the user through alignment indicators, and enable rotational movement for both locking and unlocking. The body features similarly serve as both the locking surface with gaps and the structural support. This multi-functionality reduces overall device complexity while maintaining multiple locking points for safety
Data Source
AI summary
A container system is disclosed herein. The container system includes a cylindrical hollow body, a top cap, and a bottom cap. The body includes openings on a top end and bottom end. The body also includes a raised ridge system that can be disposed around the circumference of the top end of the body. The raised ridge system forms a plurality of locking channels, each with an entry and exit gap. The entry gaps are laterally and vertically offset from the exit gaps. The top cap is removably coupled to the top end of the body. The top cap includes a plurality of protrusions that are configured to engage with and pass through the plurality of locking channels to transition the top cap and the body between a locked state and an unlocked state.