Air Gun Adjustable Trigger Mechanism with Stage Bracket
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Solution Overview
Problem
Air guns with adjustable trigger mechanisms face issues of reduced accuracy due to wear over time and improper adjustments, leading to unsafe conditions and a lack of intuitiveness in user operation, as well as limited adjustment capabilities and inconvenient access to adjustment components.
Innovation Solution
An adjustable trigger mechanism for air guns featuring a sear coupled to a trigger bar with a trigger stage bracket and adjustment screw, allowing for single or double pull stages with adjustable resistance, and a trigger adjustment assembly with a stem, spring, and adjustment cap for precise resistance control, accessible from the top for user convenience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If the trigger mechanism is made adjustable to improve accuracy, then adaptability is improved, but device complexity increases
Solution Approach 1:
The trigger mechanism is divided into separate adjustable components including a trigger blade with adjustable resistance, a sear assembly with adjustable engagement point, and a stage bracket with adjustable positioning. This segmentation allows independent adjustment of each component to optimize accuracy without requiring complete mechanism redesign.
Solution Approach 2:
The trigger mechanism incorporates dynamic adjustment capabilities where the resistance, engagement point, and stage positioning can be modified during operation or maintenance. This includes adjustable spring tension, movable engagement surfaces, and reconfigurable stage brackets that adapt to different shooting requirements.
2Ease of operation
If the trigger mechanism components are made accessible for adjustment, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The adjustment components including the resistance adjustment screw, engagement point regulator, and stage positioning mechanism are extracted and positioned in externally accessible locations. This allows users to adjust trigger parameters without disassembling the gun stock or removing protective covers, simplifying the adjustment process while maintaining a clean external appearance.
3Reliability
If the trigger mechanism is designed with wear prevention features, then reliability is improved, but device complexity increases
Solution Approach 1:
Traditional mechanical contact surfaces in the trigger mechanism are replaced or supplemented with low-friction materials such as Teflon coatings, ceramic inserts, or self-lubricating polymer components. The sear engagement surfaces utilize conformal geometry and distributed contact areas to reduce stress concentrations and prevent wear, eliminating the need for complex adjustment mechanisms to compensate for wear over time.
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 provides a more accurate and intuitive trigger mechanism with adjustable resistance, maintaining consistent pull stages and preventing wear, ensuring safe operation and easy adjustment without disassembling the gun, enhancing user experience and accuracy.
Implementation Method 1
a spring having a first end and a second end, wherein the first end is positioned onto the stem so as to constrain movement of the spring in a first direction along the stem
Data Source
AI summary
Techniques and componentry are disclosed for an air gun with an adjustable trigger mechanism. The air gun includes a cylinder attached to a barrel and a trigger mechanism. The trigger mechanism includes a sear operatively coupled to a trigger bar and configured to release a piston disposed within the cylinder in response to operating the trigger mechanism. Operatively coupled to the trigger bar is a trigger blade that includes a trigger stage bracket. The trigger stage bracket provides a second pull stage that operates with more resistance than a first pull stage during trigger blade movement. An adjustment screw is disposed within the trigger blade and is in contact with the trigger stage bracket. The adjustment screw positions the trigger stage bracket relative to the trigger blade to adjust a distance at which the trigger blade transitions from the first pull stage to the second pull stage.