Composite Archery Release Handle Vibration Damping
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Solution Overview
Problem
Conventional archery releases generate undue sound and vibration due to the interaction of metallic components, which compromises the smooth feel and stealth of shooting.
Innovation Solution
The archery release incorporates an overmolding material within its handle to absorb and dissipate vibrations and sounds, minimizing the impact of mechanical component interactions and enhancing structural integrity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If metallic components are used in the handle, then structural strength and rigidity are improved, but sound and vibration increase
Solution Approach 1:
The handle is constructed as a composite structure combining a metallic substrate (providing strength and rigidity) with a vibration-dampening material (providing noise and vibration reduction). The metallic substrate maintains structural integrity while the overmolded dampening material absorbs vibrations and reduces sound generation from metallic component interactions.
Solution Approach 2:
The vibration-dampening material acts as an intermediary layer between the metallic components and the external environment. This intermediate material absorbs and dissipates vibrations and sounds generated by metallic component interactions, preventing direct transmission of harmful vibrations and noise while allowing the metallic structure to maintain its structural function.
2Ease of operation
If metallic components interact during bowstring drawing and releasing, then mechanical functionality is achieved, but undue sound and vibration are generated
Solution Approach 1:
The vibration-dampening material serves as a mediator between interacting metallic components during bowstring drawing and releasing operations. This intermediate material absorbs the vibrations and sounds generated by component interactions, allowing the mechanical functionality to operate smoothly while minimizing harmful noise and vibration output.
Solution Approach 2:
The vibration-dampening material converts the harmful vibrations and sounds generated by metallic component interactions into beneficial energy dissipation. The material absorbs and dissipates the mechanical energy from component interactions, transforming what would be noise and vibration into heat energy within the dampening material, thereby silencing the mechanical operations.
3Object-generated harmful factors
If an overmolding material is added to absorb vibrations, then sound and vibration are reduced, but device complexity increases
Solution Approach 1:
The vibration-dampening material is merged with the handle structure through an overmolding process, creating an integrated composite component. This combining of the handle and dampening material into a single molded part reduces assembly complexity and eliminates the need for separate vibration reduction components, thereby offsetting the added complexity of the dampening function.
Solution Approach 2:
The overmolded handle structure performs multiple functions simultaneously: it provides the primary structural function of the handle and incorporates vibration-dampening functionality within the same component. This multi-functionality eliminates the need for separate structural and vibration reduction components, reducing overall device complexity despite adding vibration absorption capability.
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
The solution effectively reduces vibrations and noise, providing a smoother and quieter operation by using an overmolding material to absorb and mitigate the vibrations and sounds generated during the drawing and releasing of the bowstring.
Implementation Method 1
An overmolding material is disposed within at least a portion of the cavity, each of the one or more troughs, and each of the at least one passage... the overmolding material to absorb and dissipate vibrations and sounds
Implementation Method 2
the overmolding material to absorb and dissipate vibrations and sounds, minimizing the impact of mechanical component interactions
Data Source
AI summary
An archery release configured to eliminate, or at least minimize, vibrations and/or noise generated when a drawn bowstring is released from a pre-shoot position. The archery release includes a substrate subassembly and an overmolding material bonded to each other. The overmolding material is configured to absorb and eliminate, or at least minimize the vibrations and/or noise. The archery release also includes a trigger, a release mechanism, and a latching assembly extending into a hollow interior of a handle of the archery release. Within the handle, the latching assembly is operably coupled with the trigger and with the release mechanism. The vibrations and/or noise is eliminated, or at least minimized, by placing the overmolding material at locations whereat one or more components of the trigger, the latching assembly, and the release mechanism strike or engage the overmolding material instead of the substrate subassembly.