Multi-Mode Exercise Device with Adjustable Bench and Bar Holder
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Solution Overview
Problem
Conventional multi-station exercise machines lack versatility and safety features, particularly in supporting various press exercises without the need for a spotter, limiting user flexibility and increasing injury risk.
Innovation Solution
The exercise device incorporates a vertically and horizontally extending frame with adjustable pulley systems and retractable components to enable multiple exercise modes, including decline press, preacher curls, military press, incline press, and bench press, with a bar holder mechanism that restricts excessive movement for safety, eliminating the need for a spotter.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional multi-station exercise machines use a single weight stack with cable/pulley system, then the device complexity is reduced, but the versatility and adaptability for different exercise modes is limited
Solution Approach 1:
The exercise device incorporates a universal frame structure with multiple adjustable components that enable various exercise modes including decline press, preacher curls, military press, incline press, and bench press. The frame includes vertical and horizontal members with adjustable benches, pulley systems, and weight stacks that can be configured for different exercises, allowing one device to perform multiple functions.
Solution Approach 2:
The frame is divided into separate vertical and horizontal members that can be independently adjusted and positioned. The bench is segmented into adjustable sections that can be inclined or declined, and the pulley system is separated into multiple stations, allowing each component to be optimized for specific exercise modes while maintaining overall structural integrity.
2Reliability
If conventional exercise machines lack spotter mechanisms, then the device complexity is reduced, but the safety and reliability of weight lifting exercises deteriorates
Solution Approach 1:
The bar holder mechanism is positioned to automatically engage and hold the barbell at the starting position before the user begins the exercise. This preliminary positioning ensures proper form and prevents the bar from dropping unexpectedly, providing safety without requiring continuous manual intervention or complex active control systems.
Solution Approach 2:
The bar holder acts as an intermediary between the weight stack and the user, providing a mechanical safety net that can catch and hold the barbell if the user loses control. This intermediary component reduces the need for human spotters while maintaining exercise safety through passive mechanical intervention.
3Adaptability or versatility
If conventional exercise machines have fixed bench positions, then the device complexity is reduced, but the adaptability for different exercise variations deteriorates
Solution Approach 1:
The bench is designed with dynamic adjustability, allowing users to change the bench angle and position during exercise sessions. The bench can be inclined or declined to different angles and positioned at various locations along the frame, enabling adaptation to different exercise modes without requiring multiple fixed benches or complex motorized adjustment systems.
Solution Approach 2:
The bench position and angle are made variable through mechanical adjustment mechanisms that allow users to change key geometric parameters. The bench can be positioned at different distances from the weight stack and adjusted to various inclinations, providing parameter flexibility that enables multiple exercise variations while using simple mechanical adjustment rather than complex control systems.
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
The device provides a flexible and comprehensive exercise routine with enhanced safety by allowing users to perform multiple exercises without a spotter, reducing injury risk through controlled weight movement and adjustable support surfaces.
Implementation Method 1
Machines of this type generally have a single weight stack that may be coupled to the various exercise stations by means of a cable/pulley system
Data Source
AI summary
An exercise device for providing exercise for a user may include a substantially vertical chimney frame member, a substantially horizontal chimney frame member connected to the substantially vertical chimney frame member, and a slack adjuster frame member to provide a plurality of exercise modes. The slack adjuster frame member may include a top slack adjuster frame member, and the slack adjuster frame member may include a bottom slack adjuster frame member. The plurality of operating modes may include at least one operating mode from the group of a bench press to perform bench press exercises, a decline press to perform decline press exercises, a preacher curls to perform preacher curls exercises, a military press to perform military press exercises, and an incline press to perform incline press exercises.