Volatile Dispenser Hook Geometry for Easy One-Hand Release
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Solution Overview
Problem
Existing hooks for volatile composition dispensers are either difficult to detach or not reusable, posing challenges for consumers who want a quick and easy attachment and detachment solution.
Innovation Solution
A hook design with a body portion featuring a gripping portion and an aperture engaging portion, where the ratio of the first width to the second width is greater than 1.5:1, allowing for easy release with a single hand action, and a geometric configuration that provides a mechanical advantage for detachment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the hook uses a tight fit design to securely hold the dispenser, then the holding strength is improved, but the detachment becomes difficult and may require tools
Solution Approach 1:
The hook is divided into distinct functional segments: a mounting portion for attachment to surfaces, a body portion with gripping features, and an aperture engaging portion with tapered geometry. This segmentation allows each part to optimize its function - the tapered aperture engaging portion provides easy insertion and release, while the mounting portion ensures secure attachment to the support surface.
Solution Approach 2:
The aperture engaging portion uses an inverted tapered geometry where the opening is wider than the base. This inversion allows the hook to be easily inserted into the dispenser aperture and then securely held by friction, while still allowing simple removal by pushing - the wider opening accommodates the insertion motion and the tapered walls provide holding force without requiring tools for detachment.
2Ease of operation
If the hook is designed as a tear-away type for easy detachment, then the ease of operation is improved, but the hook cannot be reused
Solution Approach 1:
The hook employs dynamic retention rather than permanent attachment. The aperture engaging portion with tapered walls provides friction-based holding that maintains the hook-dispenser connection during normal use, but allows easy release when force is applied. This dynamic characteristic enables the hook to transition between held and released states, facilitating repeated use.
Solution Approach 2:
The hook's design allows it to serve itself through its own structural features for both attachment and detachment. The tapered aperture engaging portion automatically engages with the dispenser aperture through friction and geometry, and can be released by simple pushing motion without requiring external tools or additional mechanisms. This self-service capability enables easy reuse.
3Manufacturing precision
If the hook body is made with uniform width for simplicity, then the manufacturing precision is improved, but the gripping comfort and mechanical advantage are reduced
Solution Approach 1:
The hook body features non-uniform width distribution optimized for different functions. The gripping portion has increased width to provide comfortable finger placement and mechanical advantage for removal operations, while the aperture engaging portion has reduced width with tapered geometry for easy insertion. This local quality variation optimizes each region's performance without compromising overall manufacturing feasibility.
Data Source
AI summary
A hook for a volatile composition dispenser. The hook has a mounting portion for mounting the hook to a support in an interior space, and a body portion extending from the mounting portion. The body portion has a gripping portion and an aperture engaging portion adapted for releasably engaging at least one aperture in a housing of the dispenser. The body portion is characterized by a first width W1 at the gripping portion and a second width W2 at the aperture engaging portion, wherein a ratio of the first width W1 to the second width W2 is greater than 1.5:1.