Child Resistant Packaging with Coordinated Tab and Slide Mechanism
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Solution Overview
Problem
Current child-resistant packaging poses difficulties for adults and senior individuals while attempting to meet safety standards by requiring excessive force, which can be problematic for aged individuals, necessitating a solution that balances child safety with senior accessibility.
Innovation Solution
A child-resistant packaging system comprising a two-component assembly with a locking mechanism that requires coordinated movements to unlock, utilizing tab aperture and guide aperture elements to facilitate easy access for adults while preventing access by children, constructed from materials like paper, paperboard, or laminated paper-based materials for durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If greater force is required to open the packaging, then child safety is improved, but accessibility for aged individuals deteriorates
Solution Approach 1:
The packaging opening action is segmented into multiple distinct steps: first applying vertical pressure to release tabs from aperture elements, then applying lateral pressure to slide the insert component out. This segmentation transforms a single high-force requirement into multiple lower-force actions, making it accessible to aged individuals while maintaining child safety through the coordinated complexity of the steps.
Solution Approach 2:
The locking mechanism transitions from a static locked state to an unlocked state through dynamic user interactions. The tab elements dynamically engage with aperture elements during normal use, then dynamically disengage when vertical pressure is applied, followed by lateral sliding motion. This dynamic behavior allows the same mechanism to provide strong resistance to children while being operable by adults with reduced hand strength.
2Reliability
If a locking mechanism is implemented, then child resistance is improved, but device complexity increases
Solution Approach 1:
The locking mechanism is self-service in that it automatically locks when the insert component is placed in the housing component, and automatically unlocks when vertical pressure is applied to the tab elements. No separate locking or unlocking actions are required beyond the natural insertion and opening motions, reducing operational complexity while maintaining effective child resistance.
Solution Approach 2:
The locking function is merged with the normal insertion and removal operations. The tab elements and aperture elements are integrated into the existing insert component and housing structure, so that the locking mechanism becomes part of the overall packaging assembly rather than a separate add-on system. This merging reduces overall device complexity while providing effective child resistance.
Data Source
AI summary
Child resistant packaging for storing medicine or medicinal compositions that frustrates or prevents a child's attempts to access the contents while permitting an adult to easily open the packaging through a series of movements or steps in coordination or combination to readily access the contents. The child resistant packaging includes a housing component and an insert component that is configured to slideably interact with an interior space of the housing component between a locked configuration and an unlocked configuration.