Threaded Earring Post and Tube Assembly for Heavy Decorations
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Heavy frontal portions of earrings can cause the post to snap, leading to the frontal or back portion falling off the user, which is undesirable.
Innovation Solution
An earring design featuring a housing with an externally threaded post and an internally threaded tube that spans between the housing and a base, providing additional structural integrity to support heavier decorative elements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If the frontal portion of the earring is made heavy to provide sufficient decorative presence, then the visual impact is improved, but the post may snap and the earring components may fall off
Solution Approach 1:
The earring is divided into separate components: a housing containing the post, a tube that receives the post, and a base. This segmentation allows the decorative frontal portion to be separated from the structural support elements, enabling heavy decorative elements without compromising post stability.
Solution Approach 2:
The post is nested within the housing, and the housing is nested within the tube, which is in turn nested within the base. This nested structure provides multiple layers of support and protection for the post, preventing it from snapping even when supporting heavy decorative elements.
2Ease of manufacture
If a simple post design is used to reduce manufacturing complexity, then ease of manufacture is improved, but the post lacks sufficient support for heavy frontal portions
Solution Approach 1:
The tube acts as an intermediary element between the post and the base. It provides additional structural support and distributes the load from heavy frontal portions, enabling the post to support greater weights without requiring complex manufacturing.
Solution Approach 2:
The earring assembly combines multiple materials and structural elements (post, housing, tube, base) with different mechanical properties. This composite structure provides enhanced strength and support capacity while maintaining manufacturing simplicity through modular assembly.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
An earring (100) comprises: a housing (106) including a cavity; a post (110) extending out of the housing (106) from within the cavity, wherein the post is externally threaded; a tube (116) that is internally threaded; and a base (114) from which the tube extends, wherein the cavity is configured to receive the tube such that (a) the post extends into the tube and (b) the post and the tube thread with each other while the tube spans between the housing and the base.