Segmented Knob Design for Interchangeable Display Components
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Solution Overview
Problem
Existing cabinet and drawer knobs lack the ability to change their appearance without physical alteration, limiting customization options.
Innovation Solution
A customizable knob design featuring a base, collar, and interchangeable display components that allow for easy attachment and detachment, enabling users to change the ornamental design multiple times using various materials and designs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a knob is made from a single material with a fixed ornamental appearance, then the manufacturing process is simple and the structure is stable, but the knob cannot change its appearance without permanent alteration or replacement
Solution Approach 1:
The knob is divided into multiple separable components: a base component, a collar component, and an interchangeable display component. This segmentation allows each part to be independently manufactured and replaced, enabling appearance customization without redesigning the entire knob structure.
Solution Approach 2:
The display component is nested within the collar component, which in turn is attached to the base. This nested structure allows the decorative element to be housed within the functional structure, providing both stability and interchangeability.
2Adaptability or versatility
If the knob structure is made complex to allow interchangeable display components, then appearance customization is enabled, but the manufacturing and assembly process becomes more difficult
Solution Approach 1:
By segmenting the knob into standardized components with matching attachment surfaces, each component can be manufactured separately using simple processes, and then assembled through straightforward attachment mechanisms.
Solution Approach 2:
The base and collar components are designed with universal attachment surfaces that can accommodate multiple different display components. This multi-functionality allows a single base-colla assembly to work with various interchangeable displays, simplifying manufacturing while maintaining versatility.
3Ease of operation
If the display component is permanently attached to the base, then the structural stability is high, but the user cannot change the ornamental design without permanent alteration
Solution Approach 1:
The attachment mechanism transitions from a static permanent bond to a dynamic removable connection. The collar and base feature attachment surfaces that provide stable engagement during use but allow deliberate disengagement for replacement, combining stability with operational flexibility.
Data Source
AI summary
A knob for showcasing one of a plurality of interchangeable display components is disclosed. The knob provides a base having a first surface and a second surface separated by a peripheral base attachment surface. The knob has a collar with a hollow body extending from a proximal edge, defining a proximal opening, to a distal edge, defining a distal opening. The collar has a collar attachment surface that is removably attachable to the peripheral base attachment surface to move between a disengaged condition to an engaged condition with the first surface adjacent to the distal edge of the hollow body. A stop flange projecting radially inward from the distal edge to define a window within the distal opening. One of the plurality interchangeable display components dimensioned to slide through the proximal opening and be sandwiched between the first surface and the stop flange in the engaged condition.