Post Extractor with Crosswise Hole for Incremental Removal
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Solution Overview
Problem
Existing tools for extracting posts from substrates are limited in their ability to efficiently and effectively remove posts with varying angles and sizes, often requiring multiple components and complex mechanisms.
Innovation Solution
A post-pounder and post-extractor device with a crosswise extraction hole and engaging edge, allowing for adjustable angles and differential sizing to accommodate posts of different dimensions, enabling incremental extraction by leveraging and compressive forces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If existing tools for extracting posts are used, then posts can be removed from substrates, but the tools require multiple separate components and complex mechanisms, reducing ease of operation
Solution Approach 1:
The patent combines multiple extraction components into a single integrated post extractor device. The device merges the engaging edge, bore, and lever mechanism into one unified tool, eliminating the need for multiple separate components required by prior art devices. This integration directly resolves the contradiction by reducing device complexity while maintaining extraction functionality.
Solution Approach 2:
The post extractor is designed as a multi-functional device that can extract posts at various angles and from different substrate types. The universal design allows the same device to handle different post configurations (embedded, surface-mounted, angled) without requiring component changes, thereby simplifying operation while maintaining versatility.
2Adaptability or versatility
If existing extraction tools are used, then posts can be removed, but they cannot accommodate posts with varying angles and sizes efficiently, reducing adaptability
Solution Approach 1:
The post extractor features a dynamic design where the engaging edge and bore can accommodate various post angles through flexible positioning. The device allows the post to be inserted at different angles into the bore, and the engaging edge adapts to grip posts of varying sizes and orientations. This dynamic adaptability enables the tool to handle diverse post configurations without requiring complex adjustment mechanisms.
Solution Approach 2:
The device accommodates different post parameters (angles, sizes, orientations) by allowing the user to adjust the insertion angle and positioning of the post within the bore. The engaging edge can engage with posts at various angles, and the lever arm length can be adjusted to provide appropriate mechanical advantage for different post extraction scenarios, thereby achieving adaptability through parameter variations.
3Quantity of substance
If existing extraction tools are used, then posts can be removed, but they require multiple separate components, increasing the number of parts
Solution Approach 1:
The patent integrates multiple extraction components into a single unified device. The post extractor combines the engaging edge, bore, lever arm, and support structure into one component, reducing the total number of parts from multiple separate tools to a single device. This merging directly addresses the contradiction by minimizing the quantity of components while maximizing operational ease.
Solution Approach 2:
The single post extractor device performs multiple extraction functions that previously required separate tools. It can extract posts from various angles, handle different post sizes, and work with different substrate types, all within one device. This multi-functionality reduces the quantity of components needed while maintaining comprehensive extraction capability.
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
Facilitates efficient and incremental extraction of posts with adjustable angles and sizes, reducing the complexity of existing tools and improving the ease of post removal from substrates.
Implementation Method 1
The device relies on leveraged pulling of the post upwards out of the substrate
Implementation Method 2
The device comprises a built in fulcrum, downward force on one end of the device being translated into an upward pulling force at its other end
Implementation Method 3
the engaging is compressive
Data Source
AI summary
There is disclosed a post extractor comprised in a post-pounder, the device having a length and a crosswise extraction hole. The hole may be sized to accept an exposed portion of the post and may have an engaging edge for engaging an exposed portion of the post. Methods of using the extractor to extract a post are also disclosed.