Snap-Fit Ornament Attachment Mechanism for Interchangeable Accessories
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Solution Overview
Problem
Existing decorative buttons with safety pin attachment mechanisms are painful to use due to protrusion, difficult to attach securely, and limit interchangeability with different designs.
Innovation Solution
A snap-fitting attachable ornament system comprising male and female components made of resilient plastic materials, designed to securely attach and detach without protruding, allowing for easy interchangeability of decorative items.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If safety pin attachment mechanisms are used for decorative buttons, then secure attachment is achieved, but user comfort deteriorates due to painful protrusion and risk of injury
Solution Approach 1:
The harmful protruding pin is extracted and replaced with a flush-mounted snap-fit mechanism. The male component features a domed head with snap-fit engagement that sits flat against the article surface, eliminating the dangerous protrusion while maintaining secure attachment through the snap-fit interaction between male and female components.
Solution Approach 2:
The snap-fit mechanism acts as an intermediary between the decorative button and the article. Instead of directly using a protruding pin that causes harm, the snap-fit system provides a mediating attachment method that achieves secure fastening without the harmful protrusion, allowing the decorative element to be firmly attached while maintaining user comfort.
2Reliability
If decorative buttons are fixedly attached to pins, then secure attachment is achieved, but adaptability deteriorates as different buttons cannot be used with the same pin
Solution Approach 1:
The attachment system is segmented into separate male and female components. The female component remains attached to the article while the male component can be detached and reattached with different decorative buttons. This segmentation allows the decorative element to be changed while maintaining a secure connection through the snap-fit mechanism between the separate components.
Solution Approach 2:
The attachment system transitions from a fixed, permanent connection to a dynamic, reversible connection. The snap-fit mechanism allows for easy attachment and detachment of decorative buttons, enabling users to change designs and styles while maintaining secure attachment when needed. The system adapts to different decorative elements while preserving reliable fastening.
3Device complexity
If protruding pins are used for attachment, then simple construction is achieved, but ease of operation deteriorates due to difficulty in secure attachment and risk of injury
Solution Approach 1:
The male and female components are merged into a unified snap-fit system that combines attachment security with ease of operation. The domed head of the male component works with the corresponding female component to create an intuitive attachment mechanism that is both simple in construction and easy to operate, eliminating the need for needles or complex fastening procedures while maintaining secure attachment.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system provides a safe, secure, and interchangeable way to attach decorative items to articles, ensuring user comfort and versatility in design choices.
Implementation Method 1
male component 32 and a female component 34, which in a preferred embodiment are configured to snap-fittingly engage one another
Data Source
AI summary
Selectively attachable ornaments are shown and described. The ornaments comprise a male and a female component which are attachable to one another from opposite sides of an opening through an article, such as a shoe, clothing, pursue, handbag, backpack, etc. In one example, the male component includes s a shaft with a beveled engagement portion, and the female component includes two spaced apart semi-cylindrical legs with a radially inward flange or lip that defines an opening into which the male component engagement portion is inserted during an attachment operation. The beveled engagement portion has at least one location where its diameter exceeds that of the opening between the radial inward flange/lip of each semi-cylindrical leg. In another example, the female component is a cylinder with one or more circumferential cut-out sections along a port of its length and an annular opening for receiving the male component's engagement portion. The male component has a beveled engagement portion with at least one section having a diameter greater than that of the annular opening. When the male component is snap-fittingly engaged to the female component, an audible “pop” sound is emitted by the elastic deformation and relaxation of the engagement portion.