Watercraft Paddle Roller Attachment for Wrist Strain Reduction
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Solution Overview
Problem
Traditional paddle devices often lead to discomfort and joint pain during extended paddling sessions due to fixed gripping points, which restrict user comfort and efficiency.
Innovation Solution
A paddle device with a roller attachment oriented perpendicular to the paddle's lengthwise axis, allowing the roller to be gripped by the user, facilitating rotation and reducing wrist strain, featuring a rotatable roller section integrated into the handle portion for enhanced comfort and grip variety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a fixed gripping point is used on traditional paddles, then the structure is simple and easy to manufacture, but user comfort deteriorates and joint pain occurs during extended paddling sessions
Solution Approach 1:
The patent applies the dynamics principle by replacing the fixed gripping point with a rotatable roller attachment. The roller can rotate freely around the paddle shaft, allowing the user's hand to move dynamically during paddling. This dynamic element resolves the contradiction by maintaining structural simplicity while dramatically improving user comfort and reducing joint strain during extended use.
Solution Approach 2:
The patent segments the gripping function from the paddle shaft by introducing a separate roller attachment. This segmentation allows the roller to be independently positioned and rotated, providing ergonomic benefits without complicating the overall paddle structure. The roller acts as an independent component that enhances comfort while maintaining manufacturing simplicity.
2Device complexity
If a fixed gripping point is used on traditional paddles, then the device structure remains simple, but paddling efficiency deteriorates due to restricted user movement
Solution Approach 1:
By introducing the rotatable roller, the patent enables dynamic adjustment of grip position and angle during paddling. This allows users to optimize their grip for different paddling strokes and conditions, thereby improving paddling efficiency without significantly increasing device complexity. The roller's rotation capability provides movement freedom that enhances productivity.
3Device complexity
If the roller is oriented parallel to the paddle's lengthwise axis, then the structure is straightforward, but user comfort deteriorates due to restricted hand rotation
Solution Approach 1:
The patent applies the dimensionality change principle by orienting the roller's axis perpendicular to the paddle's lengthwise axis. This orthogonal orientation creates an additional rotational degree of freedom, allowing the user's hand to rotate naturally during paddling motions. This dimensional change resolves the contradiction by maintaining structural straightforwardness while dramatically improving hand rotation freedom and user comfort.
Data Source
AI summary
A watercraft paddle assembly for enhancing comfort while paddling a watercraft includes a paddle that has a handle portion is elongated and a paddle portion. A roller attachment is coupled to the handle portion and the roller attachment is distally positioned with respect to paddle portion of the paddle. The roller attachment has an attached section that is oriented at an angle with a roller section. A roller is rotatably integrated into the roller section of the roller attachment such that the roller can be gripped by the user. The roller is oriented to rotate about an axis that is oriented perpendicular to a lengthwise axis of the paddle to facilitate the user to grip the roller and the handle portion of the paddle in a preferred manner for paddling.