Fluid Sight Device for Archery Bow Distance Compensation
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Solution Overview
Problem
Archers face challenges in accurately aiming at targets due to the need for estimating distances and the lack of automatic distance compensation in traditional bow sight systems, especially when range finders are prohibited and sight pin systems do not have appropriate settings.
Innovation Solution
A bow sight device featuring a fluid conduit assembly with a liquid that adjusts its level based on the bow's angle, providing a visible indication for aiming, regardless of the target distance, through a system of supply and sight conduits that flow liquid in response to changes in bow orientation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a range finder is mounted to the archery bow to accurately determine target distance, then measurement precision is improved, but the device complexity increases and legal restrictions may prohibit its use during bow hunting
Solution Approach 1:
The patent replaces electronic/optical range-finding systems with a purely mechanical fluid-based level system. The liquid in the fluid conduit assembly responds to gravitational forces and bow orientation changes, automatically adjusting the sight pin position without requiring electronic components, batteries, or complex optical systems.
Solution Approach 2:
The fluid level system is self-regulating and automatically adjusts to changes in bow orientation. The liquid naturally flows to equalize its level across the fluid conduit assembly, providing automatic distance compensation without requiring external power sources, manual intervention, or complex control mechanisms.
2Device complexity
If traditional pin sight systems are used, then the device complexity is low, but measurement precision deteriorates because the archer must estimate distance and shoot between pins when no appropriate pin exists
Solution Approach 1:
The patent transforms the static pin sight system into a dynamic system where the sight pin position automatically adjusts based on bow orientation and target distance. The fluid level changes continuously with bow angle, providing continuous distance compensation rather than discrete pin positions.
Solution Approach 2:
The system changes the physical parameter being measured from discrete pin positions to continuous fluid level position. The liquid's position in the fluid conduit assembly varies continuously with gravitational force and bow orientation, providing analog distance indication that can be combined with digital readouts for precise measurement.
3Adaptability or versatility
If the archer shoots between sight pins to compensate for distance, then adaptability improves, but manufacturing precision deteriorates due to loss of accuracy
Solution Approach 1:
The fluid level system serves multiple functions simultaneously: it acts as a level indicator, a distance measurement tool, and an automatic sight adjustment mechanism. The same liquid level that indicates bow orientation also provides the distance compensation needed for accurate aiming at any range.
Solution Approach 2:
The patent introduces a vertical reference line as an intermediary element that the archer aligns with the target. This reference line, combined with the fluid level indication, provides a universal aiming method that works at any distance without requiring multiple discrete pins or estimation techniques.
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
This solution allows for accurate aiming without distance estimation, maintaining accuracy across various angles and orientations, enhancing the precision of arrow shots by compensating for gravity's effect on the arrow's trajectory.
Implementation Method 1
when the body is angled downward from the substantially level position, liquid flows from the supply conduit to the sight conduit, and when the body is angled upward from the substantially level position, liquid flows from the sight conduit to the supply conduit
Data Source
AI summary
A sight device for aiming an archery bow includes a body, and a fluid conduit assembly coupled to the body and containing a liquid, the level of the liquid in at least a portion of the fluid conduit assembly providing a sight indication for the archery bow.