Elastic Exercise Device With Removable Rods and Adjustable Resistance
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Solution Overview
Problem
Existing exercise devices lack adjustability and versatility, making them unsuitable for multiple exercises at various resistance levels, which can deter users due to intimidation by bulky gym equipment or lack of suitable equipment during travel or strength limitations.
Innovation Solution
A fitness device featuring a central handle with removably coupled rods and an elastic member, adjustable resistance mechanisms, and interchangeable weights, allowing for customizable resistance levels and multiple exercise configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If traditional bulky gym equipment is used, then resistance training effectiveness is improved, but device portability and ease of operation deteriorate
Solution Approach 1:
The exercise device is divided into separable components including a central handle, removable rods, and interchangeable weights. This segmentation allows the device to be disassembled into compact parts for easy transport while maintaining full functionality when assembled, resolving the contradiction between training effectiveness and portability.
Solution Approach 2:
The device incorporates adjustable resistance mechanisms where weights can be dynamically changed based on user needs. The elastic member provides variable resistance that adapts during exercise movements, allowing the device to deliver effective resistance training while remaining adaptable to different user strengths and exercise requirements.
2Device complexity
If single-task exercise devices are used, then device simplicity is improved, but exercise versatility deteriorates
Solution Approach 1:
The device is designed as a multi-functional system where a single central handle can accommodate multiple rod configurations and weight combinations. This universality allows one device to perform numerous exercise types (bicep curls, tricep extensions, chest presses, rows) without requiring multiple specialized devices, thus providing exercise versatility while maintaining relative simplicity through standardized components.
Solution Approach 2:
The device allows dynamic reconfiguration of exercise parameters including resistance levels, rod positions, and exercise types. Users can adapt the same basic device structure to perform different exercises by simply adjusting components rather than switching between multiple fixed-function devices, resolving the contradiction between simplicity and versatility.
3Device complexity
If fixed resistance devices are used, then device simplicity is improved, but adaptability to different fitness levels deteriorates
Solution Approach 1:
The device incorporates adjustable resistance mechanisms with interchangeable weights and elastic members that provide variable resistance. This allows the same device structure to accommodate users of different fitness levels by simply changing the resistance components, maintaining simplicity while achieving high adaptability.
Solution Approach 2:
The device enables parameter changes in resistance levels through interchangeable weights and elastic members with different tension ratings. This allows the device to adapt to different user strengths and exercise requirements without changing the basic device structure, resolving the contradiction between simplicity and adaptability to different fitness levels.
4Strength
If heavy weights are used, then resistance training effectiveness is improved, but accessibility to users with strength limitations deteriorates
Solution Approach 1:
The device allows parameter changes in resistance levels through interchangeable weights and elastic members, enabling users with strength limitations to select appropriate resistance levels that are manageable while still providing effective training. This resolves the contradiction by making heavy resistance optional rather than mandatory.
Solution Approach 2:
The device segments the resistance component into interchangeable weights that can be selected based on user capability. Users can start with lighter weights and progress to heavier ones as strength improves, or use elastic members for lower resistance exercises, making the device accessible to users with varying strength levels while maintaining training effectiveness.
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
Enables users to perform a variety of exercises with adjustable resistance, accommodating different fitness levels and environments, promoting effective workouts regardless of equipment availability or user strength.
Implementation Method 1
an elastic member having a first end and a second end, the first end being coupled to the first rod and the second end being coupled to the second rod
Data Source
AI summary
A fitness device may include a central handle having a body with a central aperture through the body. The device may also include a first rod removably coupled to the central handle at a first location and a second rod removably coupled to the central handle at a second location, opposite the first location. The device may also include an elastic member having a first end and a second end, the first end being coupled to the first rod and the second end being coupled to the second rod.