Dispensing Container Press-Top Mechanism for Single-Handed Operation
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Solution Overview
Problem
Existing small containers for dispensing solids and liquids often require multiple hands or direct contact to open and dispense contents, lacking convenience and hygiene in operation.
Innovation Solution
A dispensing device with a base and cover assembly, featuring angled edges and interacting detents, allows single-handed operation and content dispensing without direct contact, using a press-top mechanism to expose an aperture for easy access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a press-top configuration with angled edges is used, then single-handed operation and hygiene are improved, but device complexity increases due to interacting detents and angled geometry
Solution Approach 1:
The device is divided into distinct components: a base with angled front wall and a cover with complementary angled rear wall. The interacting detents are segmented into separate elements on each component, allowing independent manufacturing and assembly while achieving the desired single-handed operation functionality.
Solution Approach 2:
The base front wall and cover rear wall feature asymmetric angled edges that create a wedge-shaped opening path. This asymmetric geometry enables the opening mechanism to be activated by unidirectional pressure applied at a specific location, facilitating single-handed operation while maintaining structural integrity through the symmetric interaction of complementary angles.
2Reliability
If interacting detents are added to retain cover and base, then reliability of closed configuration is improved, but device complexity increases
Solution Approach 1:
The detent mechanism merges the retention function with the existing angled edge geometry of the base and cover. The detents are integrated into the angled surfaces rather than being separate add-on components, allowing the closing force to naturally engage the detents and provide reliable retention without requiring additional actuation mechanisms.
Solution Approach 2:
The interacting detents are designed to automatically engage when the cover is placed onto the base in the closed configuration. The angled edges guide the detents into their engagement positions during the closing motion, eliminating the need for separate locking actions and enabling the device to self-retain without additional user input.
Data Source
AI summary
A dispensing container device for dispensing small solids such as pills, tablets, or candy, or liquids such as emulsions, gels, solvents, or aqueous solutions, comprising a base, a cover, and an insert to prevent “stacking.” The base has a bottom wall, side walls, a front wall with an aperture, and a rear wall, each wall having an upper edge. The cover has an upper wall, side walls, a front wall and a rear wall, each wall having a lower edge. The insert has an aperture which corresponds with at least some portion of the aperture in the base when the insert is placed within the base. When the cover, base, and insert are assembled, placement of downward pressure on the rear area of the cover upper wall elevates the cover front wall, revealing the aperture in the base front wall, permitting the dispensing of its contents.