Beverage Container Sidewall Channel Design for Deformation Resistance
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Solution Overview
Problem
Plastic beverage containers are prone to deformation due to temperature changes and pressure differentials, leading to paneling and elongation, which affects their structural stability and stacking efficiency.
Innovation Solution
The beverage container features a sinusoidal continuous channel and diagonal channels around its circumference, along with linear channel segments, to resist elongation and paneling by distributing pressure and maintaining a cylindrical shape.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If plastic beverage containers are used, then light weight and ease of production are improved, but structural stability under temperature and pressure changes deteriorates
Solution Approach 1:
The sidewall is segmented into multiple zones by forming longitudinal channels that divide the continuous wall into discrete sections. This segmentation creates independent structural zones that can better distribute and resist deformation forces from temperature and pressure changes, improving overall structural stability while maintaining the lightweight plastic construction.
Solution Approach 2:
The channel depth is varied along the longitudinal axis of the container, with deeper channels positioned in regions experiencing greater thermal expansion or pressure differential effects. This localized variation in channel geometry optimizes resistance to deformation where it is most needed, enhancing structural stability without adding unnecessary weight throughout the entire container.
2Ease of manufacture
If plastic beverage containers are used, then ease of production is improved, but resistance to deformation under pressure deteriorates
Solution Approach 1:
The sidewall is segmented into multiple zones by forming longitudinal channels that divide the continuous wall into discrete sections. This segmentation creates independent structural zones that can better distribute and resist deformation forces from temperature and pressure changes, improving overall structural stability while maintaining the lightweight plastic construction.
Solution Approach 2:
The channels are formed with curved, sinusoidal patterns rather than straight lines, creating a wave-like structure that better distributes stress throughout the sidewall. This curvature provides enhanced resistance to paneling and deformation under pressure while maintaining compatibility with standard plastic molding processes.
3Stability of the object's composition
If channels are formed in the sidewall to resist deformation, then structural stability is improved, but manufacturing complexity increases
Solution Approach 1:
The channels are formed with curved, sinusoidal patterns rather than straight lines, creating a wave-like structure that better distributes stress throughout the sidewall. This curvature provides enhanced resistance to paneling and deformation under pressure while maintaining compatibility with standard plastic molding processes.
Solution Approach 2:
The channel geometry parameters (depth, width, spacing, and sinusoidal amplitude) are optimized to achieve maximum structural stability with minimal impact on molding complexity. By carefully selecting these parameters, the design achieves effective deformation resistance using standard manufacturing capabilities without requiring complex multi-step processes.
Data Source
AI summary
A beverage container includes a base, a sidewall extending from and integrally formed with the base, and an upper region extending from the sidewall and defining an upper opening. The beverage container includes a longitudinal axis extending in a direction from the base to the upper opening. The beverage container further includes a continuous channel formed in and extending continuously around a circumference of the sidewall, wherein the continuous channel includes peaks and troughs connected by diagonal regions. The continuous channel is configured to resist paneling and elongation of the beverage container. The beverage container further includes a central channel formed in and extending continuously around a circumference of the sidewall at a central portion of the sidewall, wherein the central channel is configured to resist paneling of the beverage container.