Portable treestand and climbing stick system
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Solution Overview
Problem
Existing portable treestand systems are either too heavy, bulky, noisy, or prone to catastrophic failure due to brittle materials, compromising safety and stealth during hunting.
Innovation Solution
A portable treestand and climbing stick system manufactured using a monolithic platform and tree engaging structures formed from pre-strengthened metal, such as aluminum, with CNC machining and weight reduction apertures to enhance strength, durability, and silence, while minimizing material usage and noise.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If cast metal platforms are used to minimize weld points, then manufacturing simplicity is improved, but weight increases and structural strength decreases due to brittleness
Solution Approach 1:
The patent changes the material parameter from cast metal to forged metal, which fundamentally alters the material's mechanical properties. Forged metal provides the necessary strength and ductility while allowing for weight reduction through optimized structural design with fewer material removals compared to cast structures.
Solution Approach 2:
The patent employs composite construction by combining forged metal platforms with strategically placed reinforcement elements and optimized structural geometry. This composite approach allows the platform to achieve both lightweight design and sufficient strength without relying on traditional cast metal or excessive welding.
2Ease of manufacture
If cast metal platforms are used to minimize weld points, then manufacturing simplicity is improved, but reliability decreases due to catastrophic failure risk
Solution Approach 1:
The patent changes the material parameter from cast metal to forged metal, which fundamentally alters the material's mechanical properties. Forged metal provides the necessary strength and ductility while allowing for weight reduction through optimized structural design with fewer material removals compared to cast structures.
Solution Approach 2:
The patent incorporates reinforcement elements and optimized structural geometry that act as preemptive measures against failure. These features are built into the platform design beforehand to prevent catastrophic failure, providing a safety margin that cast metal structures cannot achieve.
3Weight of moving object
If lightweight metal tubes with welded steps and features are used, then weight is reduced, but noise increases and structural integrity deteriorates
Solution Approach 1:
The patent changes the manufacturing method from welding to forging for climbing stick components. This parameter change eliminates the noise-generating welding process while maintaining or improving structural integrity through forge-welded or seamlessly forged constructions that reduce metal-on-metal contact and vibration.
4Weight of moving object
If the system is made as lightweight and compact as possible, then portability is improved, but structural integrity may be compromised
Solution Approach 1:
The patent changes the material parameter from traditional materials to forged metal with optimized grain structure. This allows for superior strength-to-weight ratio, enabling the system to be both lightweight and structurally sound.
Solution Approach 2:
The patent employs composite construction by combining forged metal platforms with strategically placed reinforcement elements and optimized structural geometry. This composite approach allows the platform to achieve both lightweight design and sufficient strength without relying on traditional cast metal or excessive welding.
Data Source
AI summary
A climbing system includes a treestand and a plurality of climbing sticks. The treestand includes a monolithic platform formed from strengthened material. Each of the climbing sticks includes a frame having a plurality of weight-reduction apertures formed therethrough. Methods of manufacturing a treestand and climbing sticks are also disclosed. The method of manufacturing a treestand includes providing a solid, strengthened piece of material and removing portions of the material to form openings between structural supports. The method of manufacturing a climbing stick includes providing a frame and forming a plurality of weight-reduction apertures therethrough.