Fire poker tool
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Solution Overview
Problem
Conventional tools for lifting and rearranging burning logs require significant strength, often disturb ashes, and necessitate undesirable bending or twisting motions, failing to efficiently move logs without disturbing adjacent embers.
Innovation Solution
A fire pit tool with a curved hook and talon design allows for ambidextrous operation, enabling logs to be hooked and lifted with reduced torque, minimizing ash disturbance and allowing single-handed use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If conventional gripping or clamping tools are used to lift and move burning logs, then the logs can be securely held, but significant strength is required from two hands to apply sufficient opposing gripping force
Solution Approach 1:
The tool employs a curved hook at one end and a talon with opposing tips at the other end, both featuring curved geometries that naturally conform to the cylindrical shape of logs. This curvature enables the tool to engage logs effectively without requiring excessive compressive force, as the curved surfaces distribute the gripping load more efficiently compared to straight-edged tools.
Solution Approach 2:
The tool divides the gripping function into two distinct segments: the curved hook for initial engagement and positioning under the log, and the talon with opposing tips for final securing and lifting. This segmentation allows each component to be optimized for its specific function, reducing the overall force required compared to a single monolithic gripping mechanism.
2Ease of operation
If a shovel is used to scoop under the log, then the log can be lifted, but the shovel may inadvertently scoop up ashes or the log may easily roll off
Solution Approach 1:
The curved hook is specifically designed to slide smoothly under the log along its curved path, allowing the user to position it accurately without disturbing the surrounding ashes. The curved geometry provides a stable engagement surface that prevents the log from rolling off, unlike a flat shovel blade that offers minimal friction and stability.
Solution Approach 2:
The curved hook acts as an intermediary element between the user and the log, providing a stable mechanical interface for lifting. It mediates the interaction by distributing the lifting force along the curved surface of the hook, preventing direct contact that might disturb ashes while ensuring secure log engagement.
3Ease of operation
If pokers or tongs are used to push and pull logs, then logs can be moved, but ashes are stirred up and the amount of ash rising increases
Solution Approach 1:
The curved hook enables the user to lift logs vertically by sliding it under the log and pulling upward, rather than pushing or poking at the log horizontally. This vertical lifting motion minimizes disturbance to the surrounding ashes and embers, whereas pokers and tongs typically require pushing or pulling motions that stir up ashes.
Solution Approach 2:
Instead of pushing logs forward or pulling them horizontally with a poker or tong, the invention inverts the approach by sliding the curved hook under the log and lifting it upward. This inverted lifting motion achieves log movement while avoiding the ash-stirring effect of horizontal pushing or pulling actions.
4Strength
If tongs are used to grip logs, then logs can be held and moved, but significant force from two hands is required to compress the tongs and apply gripping force
Solution Approach 1:
The curved hook and talon with opposing tips are designed to engage logs through their curved geometries, which naturally conform to the log's cylindrical shape. This curvature allows the tool to grip logs effectively without requiring the user to compress the tool with significant force, as the curved surfaces provide mechanical advantage and distribute the gripping load.
Solution Approach 2:
The tool segments the gripping function into the curved hook for initial engagement and the talon for final securing, allowing each segment to be optimized for minimal force application. This segmentation eliminates the need for continuous compression required by traditional tongs, reducing the operational effort required.
Data Source
AI summary
A fire poker tool that may be utilized to lift and move a log. The fire poker tool of the invention includes talons and a hook that cooperate together to engage a log in a manner that minimizes required torque and gripping forces to lift a log. The tool is particularly useful as a campfire, fire place, or fire pit tool.