Adjustable Weight Kettlebell Using Segmented Shaft and Locking Collar
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Solution Overview
Problem
Traditional kettlebells lack adjustable weight options, requiring users to own multiple kettlebells to increase resistance, which is inefficient and costly, especially when wanting to accommodate different types and sizes of weight plates.
Innovation Solution
A customizable kettlebell design that allows users to easily add or remove standard and Olympic-sized weight plates using a central shaft, locking mechanism, and stopper plate, enabling adjustable weight resistance while maintaining ergonomic handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional kettlebells are used with fixed weight, then the structure is simple and cost-effective, but the user cannot adjust weight resistance and must own multiple kettlebells
Solution Approach 1:
The kettlebell is divided into separate components: a fixed handle assembly and removable weight plates. This segmentation allows the weight portion to be independently adjusted while keeping the handle structure simple and unchanged.
Solution Approach 2:
The kettlebell handle assembly is designed to be compatible with multiple types of weight plates (standard and Olympic sizes). This universal design allows a single handle to work with various weight configurations, increasing versatility without requiring multiple specialized kettlebells.
2Adaptability or versatility
If multiple kettlebells are owned to increase resistance, then weight variety is achieved, but storage space and cost increase
Solution Approach 1:
Multiple weight plates of different weights are combined onto a single kettlebell handle to create variable resistance. Instead of owning separate kettlebells for different weights, users stack multiple plates together, reducing the total number of kettlebell units needed.
Solution Approach 2:
A single kettlebell handle serves multiple functions by accommodating different combinations of weight plates. This universal compatibility allows one handle to replace what would traditionally require multiple specialized kettlebells.
3Adaptability or versatility
If standard and Olympic weight plates are accommodated, then compatibility increases, but the device design becomes more complex
Solution Approach 1:
The handle assembly incorporates a universal receiving mechanism that accepts both standard and Olympic weight plate configurations. This is achieved through a design that accommodates different plate diameter standards while maintaining a consistent interface.
Solution Approach 2:
An adapter or intermediary component is used between the handle and weight plates to bridge the compatibility gap between different plate standards. This intermediary element allows the handle to work with various plate types without requiring complex redesigns for each standard.
Data Source
AI summary
An adjustable weight kettlebell which allows a user to easily adjust the overall weight. The kettlebell includes a handle, a grasping hole, a central shaft, a locking mechanism, a stopper plate, a shaft-receiving tube, a locking collar, and an at least one weight plate. The grasping hole traverses through the handle. The shaft-receiving tube is perimetrically connected to the handle, perpendicular to the grasping hole. The central shaft is concentrically attached within the shaft-receiving tube by the locking mechanism, wherein the locking mechanism is mechanically integrated between the shaft-receiving tube and the central shaft. The central shaft retains and support the weight plate. The central shaft traverses through a mounting hole of the weight plate. The stopper plate is normally connected to the central shaft, opposite the handle, to retain the weight plate. The locking collar secures the weight plate in place and is slidably engaged to the central shaft.