Sliding Projectile Stabilizer for Consistent Flight and Rest Clearance
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Solution Overview
Problem
Conventional projectile fletching methods are time-consuming, inconsistent, prone to damage, and cause interference with projectile rests, leading to flight instability and increased drag.
Innovation Solution
A sliding stabilizer that mounts onto the projectile shaft, sliding to a predetermined position during launch and securing with a stop, eliminating the need for fixed fletching and reducing interference with projectile rests.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If conventional multi-piece fletching is used, then flight stability can be achieved, but the manufacturing process becomes time-consuming and inconsistent
Solution Approach 1:
The patent merges multiple separate fletching pieces into a single integrated stabilizer component. This single-piece stabilizer is mounted as one unit on the projectile shaft, eliminating the need for multiple separate gluing operations while maintaining the flight stability function that previously required multiple fletches.
Solution Approach 2:
The single-piece stabilizer serves multiple functions simultaneously: it provides flight stability, reduces manufacturing steps, and enables consistent positioning. The design integrates the stabilizing function with a universal mounting approach that works across different projectile types without requiring complex assembly procedures.
2Stability of the object's composition
If conventional fletching methods are used, then flight stability is provided, but spacing and angular inconsistencies adversely affect flight performance
Solution Approach 1:
By combining multiple fletching elements into one monolithic stabilizer piece, the patent eliminates variability in spacing and angular positioning. The single-piece design ensures uniform geometry and consistent orientation relative to the projectile shaft, removing the precision errors that occur when manually positioning multiple separate fletches.
Solution Approach 2:
The invention changes the geometric parameters of the stabilizer to optimize flight performance. The stabilizer features a specific conical shape with defined angles and dimensions that are precisely controlled during manufacturing, ensuring consistent aerodynamic properties and flight characteristics across all produced stabilizers.
3Stability of the object's composition
If conventional fletching is used, then flight stability is achieved, but toxic chemicals are required for shaft preparation
Solution Approach 1:
The patent replaces the chemical-based preparation process with a mechanical mounting system. The single-piece stabilizer is attached using mechanical means such as friction fit, interference fit, or simple fastening mechanisms that do not require toxic adhesives or chemical surface treatments, thereby eliminating harmful chemical exposure while maintaining secure attachment.
4Stability of the object's composition
If conventional fletching is used, then flight stability is provided, but the fletching is easily damaged and difficult to repair
Solution Approach 1:
The patent segments the projectile system into replaceable modular components, with the stabilizer designed as a separate, field-replaceable unit. This modular approach allows the stabilizer to be easily removed and replaced in the field without damaging the projectile shaft or requiring complex repair procedures, significantly improving ease of repair compared to conventional glued-on fletching.
5Stability of the object's composition
If conventional fletching is used, then flight stability is achieved, but interference with projectile rest causes contact and damage
Solution Approach 1:
The patent extracts the stabilizing function from the traditional fletching location and repositions it to a different location on the projectile that does not interfere with the projectile rest. The stabilizer is positioned further forward or in a configuration that clears the rest area, eliminating harmful contact and damage while preserving the essential flight stability function.
Data Source
AI summary
A projectile and stabilizer therefor are provided. The sliding stabilizer is used instead of fixed or glued tail feathers, vanes or other fletching as a means for stabilizing projectile flight. The invention improves current projectile technology with reduced assembly labor cost, the elimination of bow clearance issues, improved accuracy with the consistent production of the sliding stabilizer, easy replacement of the stabilizer in the field, and improved projectile storage. A sliding stabilizer is designed to slide along the shaft of a projectile and comprises a circumferentially extending wing and a plurality of fins. In use, the stabilizer is positioned at the front of the projectile prior to launch, and the projectile slides quickly through the stabilizer until secured at a stop position at or near the trailing end of the projectile. An annular arrow fletch and arrow stabilizer are also provided. The annular arrow fletch may be used for; stabilizing arrow flight, providing better clearance and functionality then conventional fixed glued tail feathers. A stabilizer may be used with light emitting diode arrow nocks. The stabilizer may improve arrow shaft stabilization technology with reduced assembly labor cost, the elimination of facial and or face mask interference issues providing more clearance, improved accuracy, repeatable production with the consistent injection mold production of the annular arrow fletch, easy replacement of the annular arrow fletch in the field, and improved arrow storage. An annular arrow fletch may incorporate a metallic contact point, which will work with all light emitting nocks. A design of an annular arrow fletch may be affixed to an arrow by an arrow nock and may comprise an annular wing, a central elongated cylindrical cylinder with a cap and a plurality of fins with micro-groves and a metal contact. In use, the annular arrow fletch is affixed at the aft end of the arrow by an arrow nock prior to launch.