Rotatable Table Dumbbell to Barbell Conversion Mechanism
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Solution Overview
Problem
Conventional exercise device supporting structures fail to provide a system for easily and quickly converting dumbbell devices into barbell devices, limiting their versatility and functionality.
Innovation Solution
A dumbbell and barbell supporting system with an adjustable configuration, featuring rotatable tables, spring-biased latches, and dovetail slots, allowing weight members and elements to be detachably coupled and converted between dumbbell and barbell configurations, enabling seamless transition between exercise modes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional exercise device supporting structure is used, then the structure is simple and stable, but it cannot easily convert between dumbbell and barbell configurations
Solution Approach 1:
The supporting structure is designed to perform multiple functions: it can support dumbbells in a split configuration and barbells in a linear configuration. The base with rotatable tables and adjustable racks creates a universal system that adapts to different exercise device configurations, allowing one structure to serve multiple purposes rather than requiring separate dedicated structures for each exercise type.
Solution Approach 2:
The structure incorporates dynamic elements including rotatable tables that can change orientation between inclined and linear positions, and adjustable racks that can be repositioned along the tables. This dynamic capability allows the static supporting structure to adapt its configuration based on whether dumbbells or barbells are being used, enabling easy conversion between exercise modes.
2Ease of operation
If a fixed configuration supporting structure is used, then the structure is stable, but the conversion between dumbbell and barbell modes requires significant time and effort
Solution Approach 1:
The supporting structure is divided into separable components: a base, two independently rotatable tables, and adjustable racks. This segmentation allows each component to be independently positioned and adjusted, enabling quick reconfiguration from dumbbell to barbell mode by simply rotating tables and moving racks rather than disassembling and reassembling the entire structure.
Solution Approach 2:
The rotatable tables are pre-equipped with racks at predetermined positions that can be quickly adjusted to the required locations. This preliminary arrangement of components allows for rapid conversion between configurations without requiring complex assembly steps or specialized tools, reducing the time and effort needed for mode changes.
Data Source
AI summary
A dumbbell and barbell supporting system includes two tables rotatably attached to a base and rotatable relative to the base to two working positions where the tables are inclined relative to each other or are in line with each other, and two dumbbells disposed on the tables, the dumbbells each include two or more weight members or two weight elements, and a handlebar engageable with the weight members and the weight elements for detachably coupling the weight members and the weight elements to the handlebar, the tables are rotatable to be in lined with each other, and a longitudinal bar engageable with the weight members and the weight elements for forming a barbell exerciser device.


