Movable Arrow Rest With Radial Shaft Capture for Stable Flight
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Solution Overview
Problem
Conventional arrow support systems face limitations such as reduced viable locations due to release clearance, limited radial support options, inconsistent delivery, and short service life, particularly in pneumatic systems and those using moveable arrow releases.
Innovation Solution
A novel arrow support system with a movable release mechanism that radially captures a significant portion of the arrow shaft, providing enhanced spinal support and fletching clearance, and a fixed position, linear-radial support within an airgun barrel that extends the length of the barrel to securely hold the arrow.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional arrow support systems are used, then the device structure is simple, but the arrow flight consistency and accuracy deteriorate
Solution Approach 1:
The support system is divided into multiple functional segments: a collar support at the front of the arrow shaft, a fletching support at the rear, and an intermediate support structure. This segmentation allows each component to address specific support needs, improving overall arrow flight consistency while maintaining manageable structural complexity
Solution Approach 2:
The invention transitions from conventional single-point or limited-area support to a multi-dimensional support approach by adding radial support elements that extend outward from the central axis. The collar and fletching supports create a three-dimensional support envelope around the arrow shaft, significantly enhancing stability and flight consistency
2Area of stationary object
If release clearance limitations are imposed, then the device structure is simplified, but the viable locations for arrow support are reduced
Solution Approach 1:
The support structures are nested within the constraints of the release mechanism clearance. The collar support is positioned forward of the release point, the fletching support is positioned rearward, and intermediate supports are nested within the available radial and axial space. This nesting approach maximizes the use of available support locations without increasing release mechanism complexity
Solution Approach 2:
The support system is designed to accommodate the dynamic movement of the release mechanism. The collar and fletching supports are positioned to maintain adequate clearance during the full range of motion of the release, allowing the system to provide maximum support area while the release mechanism remains relatively simple
3Strength
If limited radial support options are used, then the device structure is simpler, but the arrow shaft spine support is insufficient
Solution Approach 1:
The radial support structure provides localized quality enhancement at critical positions along the arrow shaft. The collar support provides concentrated radial support at the front, the fletching support provides radial support at the rear, and intermediate supports provide radial support in between. This localized radial support significantly strengthens arrow shaft spine support without requiring a completely complex radial support structure throughout the entire length
Solution Approach 2:
The collar support and intermediate supports are positioned to provide preliminary radial support to the arrow shaft before the bowstring is released. This preliminary support stabilizes the arrow shaft spine during the cocking and loading phases, preventing premature vibration or deviation, while the overall radial support structure remains relatively simple
4Duration of action of stationary object
If conventional support surfaces are used, then the device structure is simpler, but the service life is shortened due to concentrated wear
Solution Approach 1:
The support surface is segmented into multiple distinct contact areas: the collar support surface, the fletching support surface, and intermediate support surfaces. This segmentation distributes the wear across multiple localized areas rather than concentrating it on a single surface, thereby extending the service life of the support system while maintaining a relatively simple overall structure
Solution Approach 2:
The support system transitions from conventional single-plane support surfaces to multi-dimensional support surfaces that extend radially outward from the central axis. The collar, fletching, and intermediate supports create a three-dimensional support envelope with distributed contact areas, spreading wear across multiple surfaces and significantly extending service life without adding excessive structural complexity
Data Source
AI summary
An arrow support system is used in compact arrow launching devices. An arrow rest is formed as an extended portion of a movable arrow release within a compact arrow launching device that utilize the arrow release to also cock and de-cock device. The arrow rest captures a significant portion of radial arrow shaft surface in order to secure the arrow through all modes of use. This high amount of arrow shaft capture is possible because the structure is a part of the movable release mechanism and not a separate structure providing potential interference with the moveable release during operation. In embodiments where the launching device uses pneumatic propulsion, an arrow support, that is viable in a variety of embodiments of an airgun, includes an arrow rest that captures a significant portion of radial arrow shaft surface in order to secure the arrow through all modes of use.