Collapsible Stretching Machine with Adjustable Leg Bars
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Solution Overview
Problem
There is a lack of exercise machines designed to aid in proper stretching techniques, particularly for addressing back pain and improving flexibility, with few machines available that allow safe and effective stretching for multiple muscle groups, especially for aging individuals.
Innovation Solution
A versatile exercise machine with adjustable components, including a base, upright portion, ramp, and seat, that allows for various stretching exercises while maintaining a natural body position, featuring adjustable leg bars, seat height, and collapsibility for ease of use and storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If exercise machines are designed for aerobic and strengthening exercise, then cardiovascular fitness and muscle strength are improved, but stretching capability and flexibility improvement are not addressed
Solution Approach 1:
The exercise machine is designed to perform multiple functions including strengthening exercises, stretching exercises, and aerobic exercises through a single integrated structure. The machine includes an upright portion with adjustable leg bars for strengthening, a seat with adjustable positioning for stretching, and can accommodate various exercise routines, thereby providing universal functionality without requiring separate dedicated stretching equipment
Solution Approach 2:
The machine incorporates dynamically adjustable components including leg bars that can be positioned at different heights and angles, a seat that can be moved along the upright portion, and adjustable footrests. These dynamic adjustments allow the same machine structure to adapt to different exercise types (strengthening vs. stretching) and user requirements, resolving the contradiction between versatility and complexity
2Reliability
If stretching exercises are performed without proper machine guidance, then flexibility can be improved, but improper technique may cause injury or ineffective stretching
Solution Approach 1:
The machine acts as an intermediary device that provides structured guidance for stretching exercises. The upright portion, seat, and leg bars work together as a coordinated system to guide the user through proper stretching motions, ensuring correct technique and reducing injury risk. The machine mediates between the user's body and the stretching action, providing mechanical assistance and positioning rather than requiring the user to figure out proper technique independently
Solution Approach 2:
The machine is pre-configured with adjustable components that can be set beforehand to accommodate proper stretching positions. The leg bars, seat, and footrests can be positioned in advance to match the user's body dimensions and flexibility level, ensuring that when the exercise begins, the proper technique is already established by the machine's configuration rather than requiring real-time adjustment
3Productivity
If multiple muscle groups are targeted in one machine, then exercise efficiency is improved, but the machine becomes more complex and difficult to operate
Solution Approach 1:
The machine is segmented into distinct functional zones: an upper upright portion for leg bar adjustments and upper body exercises, a middle seat section for positioning and lower body stretching, and lower footrest areas for foot placement. Each segment can be independently adjusted and used for specific muscle groups, allowing comprehensive full-body exercise while maintaining operational simplicity through modular, zone-based design
Solution Approach 2:
The machine employs universal components that serve multiple functions: the leg bars can be used for both strengthening (resistance) and stretching exercises, the seat can be positioned for different exercise types, and the footrests accommodate various foot placements. This multi-functionality allows targeting of multiple muscle groups using the same components, improving exercise efficiency without proportionally increasing operational complexity
4Ease of operation
If the machine is designed to be collapsible for easy storage, then portability is improved, but structural stability during exercise may be compromised
Solution Approach 1:
The machine is divided into collapsible segments including the upright portion that can be broken down into smaller sections, and the seat assembly that can be detached or folded. These segmented sections can be easily stored when not in use, yet when assembled for exercise, the segments connect to form a stable structure capable of supporting exercise loads
Solution Approach 2:
The machine incorporates dynamic structural elements that transition between collapsed and expanded states. The upright portion includes telescopic or hinged mechanisms that provide structural rigidity when extended for exercise but allow compact folding for storage. This dynamic design enables the machine to adapt its physical configuration between stable operational state and compact storage state
Data Source
AI summary
Embodiments of the inventive subject matter include an apparatus for performing stretching exercises. In some embodiments, the apparatus comprises a base, a seat, and an upright member. Additionally, in some embodiments, the seat is connected to the base and can rotate with respect to the base. In some embodiments, the upright member is connected to the base and includes a leg bar assembly.