Honeycomb Exercise Step for Weight Reduction
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Solution Overview
Problem
Existing exercise steps are often too heavy due to the need to support varying user weights, making them difficult to move and position.
Innovation Solution
A polygonal exercise step with a honeycomb interior design and anti-slip material, featuring a lighter structure due to the honeycomb pattern that reduces material requirements while maintaining strength, and grip regions for easy handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the step is made strong to support heavy user weight, then the strength is improved, but the weight of the step increases making it difficult to move and position
Solution Approach 1:
The bottom surface is segmented into multiple raised portions that form a honeycomb-like structure. This segmentation distributes the load across multiple support points while creating empty spaces that reduce overall material usage and weight, resolving the contradiction between strength and weight.
Solution Approach 2:
The step incorporates a porous or honeycomb structure in the bottom surface with multiple raised portions and open regions. This porous design maintains structural strength through the geometric arrangement of the raised portions while significantly reducing material density and overall weight, enabling easy movement without sacrificing load-bearing capacity.
2Weight of moving object
If material is reduced to decrease weight, then the weight is improved, but the strength may be compromised
Solution Approach 1:
Instead of uniformly reducing material, the design segments the bottom surface into strategic raised portions that maintain structural integrity. The segmentation pattern creates a honeycomb structure where material is concentrated in load-bearing areas while removing material from less critical regions, achieving weight reduction without strength compromise.
Solution Approach 2:
The step combines different material densities and structures - solid top and bottom surfaces for strength, honeycomb interior for weight reduction. This composite approach integrates materials with different properties in a unified structure that simultaneously achieves both strength and lightness.
3Ease of manufacture
If the step design is simplified to ease manufacturing, then the ease of manufacture is improved, but the weight reduction and strength optimization are limited
Solution Approach 1:
The honeycomb structure is created through systematic segmentation of the bottom surface into repeating raised portions. This regular segmented pattern can be efficiently manufactured using injection molding or similar processes, maintaining ease of manufacture while achieving the weight reduction and strength optimization benefits of the honeycomb design.
Data Source
AI summary
An exercise step, usable for any of a variety of step exercises, can include a solid top surface that may be polygonal in shape. At least a portion of an underside of the exercise step can be formed in a honeycomb configuration, thereby reducing weight of the step as well as the material required to make the step. Handles may be formed by indentations in sides of the step for ease of lifting and positioning. The handles may be formed in opposites of the polygonal shape. In some embodiments, the polygonal shape may be symmetrical or may include longer and shorter sides in an alternating arrangement. At least a portion of the bottom of the step can be formed from an anti-slip material.