Guide Hand Training Device Restricting Pronation
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Solution Overview
Problem
Current basketball training aids fail to effectively reinforce the proper mechanics of the guide hand during shooting, leading to inconsistent and inaccurate shooting due to neglect of the guide hand's role in maintaining the basketball's trajectory and spin.
Innovation Solution
A basketball training device comprising an upper arm component, a pivot component, elongated coupling members, a thumb component, and a finger component, secured to the user's arm and hand with adjustable straps, restricts unwanted movements of the guide hand such as pronation, flexion, and deviation while allowing necessary elbow extension, promoting a static and passive motion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If training aids couple the movements of shooting hand and guide hand, then shooting form consistency is improved, but the guide hand's ability to maintain proper static positioning is restricted
Solution Approach 1:
The device extracts and addresses only the guide hand mechanics separately from the shooting hand. The guide hand training device focuses exclusively on correcting guide hand positioning and movement without interfering with shooting hand dynamics, allowing each hand to be trained according to its specific mechanical requirements.
Solution Approach 2:
The training device applies localized correction mechanisms specifically to the guide hand components (thumb, index finger, wrist) without affecting the shooting hand. Different parts of the guide hand receive targeted guidance - the thumb rest prevents excessive thumb movement, the finger guide maintains proper finger positioning, and the wrist component ensures correct wrist alignment.
2Reliability
If rigid coupling members are used to restrict guide hand movement, then proper guide hand mechanics are enforced, but device complexity increases
Solution Approach 1:
The device is divided into multiple independent components that can be adjusted and positioned separately: a wrist component, a thumb rest, a finger guide, and coupling members. This segmentation allows each component to perform its specific function while maintaining overall simplicity and adjustability for different users.
3Adaptability or versatility
If adjustable straps are used to secure components, then adaptability to different users is improved, but device complexity increases
Solution Approach 1:
The adjustable straps serve multiple functions: securing the wrist component to the user's wrist, positioning the thumb rest at the correct height, and anchoring the finger guide. This multi-functionality reduces the need for separate adjustment mechanisms while maintaining high adaptability to different user sizes and preferences.
Data Source
AI summary
This is a basketball training device for a user's guide hand comprising upper arm, pivot, forearm, thumb, and finger components. The pivot component is pivotably connected to the upper arm component and rigidly coupled to the forearm component, and the forearm component is rigidly coupled to both the thumb component and the finger component. The upper arm, forearm, thumb, and finger components are each secured to the user's upper arm, forearm, thumb, and at least one finger, respectively. As such, the basketball training device not only restricts flexion and opposition of the thumb but it restricts pronation of the user's forearm. In addition, the basketball training device restricts flexion, extension, radial deviation, and ulnar deviation of the user's wrist while allowing the user appropriate extension at the elbow joint during the entire shooting motion.