Reusable Marker With Segmented Self-Replacing Nib
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Solution Overview
Problem
Existing markers used in carpentry and industrial applications require frequent replacement due to nib wear and drying, leading to inefficiency and waste.
Innovation Solution
A reusable marker with a self-replacing nib, where the nib can be divided into segments with holes to secure it in place, allowing for easy replacement by cutting off worn segments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of moving object
If a traditional marker with a fixed nib is used, then the marker structure is simple, but the marker must be completely replaced when the nib wears out or dries, leading to frequent replacement and waste
Solution Approach 1:
The nib is divided into multiple segments along its length, with each segment containing a hole at intervals. When one segment wears out or dries, the user can cut the nib at the next hole and use the remaining segments, effectively extending the marker's usable life without replacing the entire marker.
Solution Approach 2:
The marker body contains a replaceable nib that can be independently replaced. The nib itself is segmented, creating a nested structure where multiple usable portions are contained within a single nib component, allowing progressive use of each segment.
2Ease of operation
If a marker with a replaceable nib is used, then the marker can be reused after nib replacement, but the nib still must be completely replaced when it wears out, and the replacement process is complex
Solution Approach 1:
The nib is segmented with holes at intervals, allowing the user to cut and discard only the worn segment rather than the entire nib. This reduces the time and effort required for replacement while maintaining ease of operation.
Solution Approach 2:
The nib is pre-segmented with holes at intervals during manufacturing, preparing it in advance for partial replacement. This preliminary structuring enables quick cutting and replacement of only the necessary worn portion without complex tools or procedures.
3Loss of substance
If a marker with a self-replacing nib is used, then the marker lasts longer with reduced waste, but the nib structure becomes more complex with multiple holes and segments
Solution Approach 1:
The nib is divided into segments with holes at intervals, allowing progressive use of each segment. This reduces material waste by enabling replacement of only the worn portion rather than discarding the entire nib, while the added structural complexity is minimal and functional.
Solution Approach 2:
Instead of discarding the entire nib when any portion wears out, the user can discard only the worn segment and retain the remaining functional segments. This recovers usable material and reduces waste, with the segmented structure enabling selective discarding.
Data Source
AI summary
A marker and nib assembly that allows for multiple uses before needing to replace the nib. The present invention comprises a nib, a marker body, a marker neck, and a pin. The nib further comprises a plurality of holes allowing the nib to be adjusted and reused multiple times. When the nib is worn out, it can be raised to align with the next hole, and the excess material can be cut off.