Calf Exercise Apparatus with Roller and Anchor for Versatile Resistance
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Solution Overview
Problem
There is a lack of affordable and space-efficient calf exercise apparatus for home use, as existing gym equipment is costly and bulky, and current home options often require a seat, limiting versatility in exercise methods.
Innovation Solution
A calf exercise apparatus comprising a footrest, a kneerest, and a length of stretchable material that connects via a roller arrangement and anchor means, allowing for two different exercise modes: seated and standing positions, with the stretchable material providing resistance to work the calves by stretching and contracting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a seat is attached to the apparatus for home use, then the apparatus can provide seated calf exercise, but the cost and storage area required increase
Solution Approach 1:
The apparatus is divided into separable components: a footrest assembly with roller, a kneerest with anchor means, and a stretchable material. The kneerest can be detached, allowing the apparatus to function in both seated and standing modes without requiring a permanently attached seat, thus reducing storage area while maintaining versatility
Solution Approach 2:
The kneerest serves multiple functions: it acts as an anchor point for the stretchable material during seated exercise, provides knee support during seated exercise, and can be detached to enable standing exercise mode. This multi-functionality achieves exercise versatility without requiring separate dedicated components for each mode
2Adaptability or versatility
If a seat is attached to the apparatus for home use, then the apparatus can provide seated calf exercise, but the manufacturing cost increases
Solution Approach 1:
By segmenting the apparatus into detachable components rather than integrating a permanent seat, the manufacturing complexity and cost are reduced. Each component (footrest, kneerest, stretchable material) can be manufactured independently using simpler processes
Solution Approach 2:
The seat function is extracted as a detachable kneerest component rather than being permanently integrated into the apparatus structure. This allows the base apparatus to be manufactured at lower cost, with the optional kneerest added only when seated exercise capability is required
3Force
If the stretchable material passes over the anchor means during seated position, then the material can provide resistance exercise, but the material must remain undeformed along its longitudinal axis
Solution Approach 1:
The anchor means is designed with a specific geometry (rod portion extending parallel to and spaced from the kneerest) that creates a localized contact point. This allows the stretchable material to pass over the anchor means with minimal deformation along its longitudinal axis while still generating the necessary resistance force through localized bending at the contact point
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 effective calf exercise in two different ways without the need for a seat, is easily adaptable, and can be stored or assembled/disassembled for convenience, making it suitable for home use and cost-effective production.
Implementation Method 1
the roller arrangement allows the length of stretchable material to connect to the footrest such that the flat sides of the length of stretchable material slide over the roller arrangement
Implementation Method 2
the length of stretchable material is stretched when the person pivots a rear part of their feet upwardly with the respect to the footrest, the length of stretchable material contracts when the person pivots the rear part of their feet downwardly with respect to the footrest
Data Source
AI summary
An apparatus for exercising a person's calves in two different ways. The apparatus comprising a footrest, a kneerest, and a length of stretchable material for extending between the footrest and the kneerest. The length of stretchable material is flat sided and the footrest has a roller arrangement that allows the length of stretchable material to connect to the footrest such that the flat sides of the length of stretchable material slide over the roller arrangement. The kneerest has an anchor means for the length of stretchable material that allows the length of stretchable material to connect to the kneerest such that the flat sides of the length of stretchable material pass over the anchor means. The footrest, the kneerest, and the length of stretchable material are separable from each other.