Flexible Bucket Insert with Bubble Wrap Bottom
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Solution Overview
Problem
Conventional plastic buckets are expensive, difficult to clean, and costly to dispose of due to their rigidity, leading to high recycling costs and environmental concerns, with disposable inserts being only slightly less expensive and lacking the necessary strength and durability.
Innovation Solution
A flexible elastic container made of thin plastic film with a bubble wrap bottom, designed to cling tightly to the inner surface of a standard bucket, providing strength and durability through a unique combination of materials and manufacturing processes, including a thermal attachment method and 'dead zones' to withstand mixing forces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If conventional rigid plastic buckets are used, then strength and durability are improved, but disposal cost and environmental impact worsen
Solution Approach 1:
The bucket system is divided into two segments: a reusable rigid outer bucket and a disposable flexible inner container. This segmentation allows the expensive rigid bucket to be reused multiple times while only the cheaper flexible insert is disposed of, resolving the contradiction between strength and environmental impact.
Solution Approach 2:
The flexible insert is made from thin plastic film (0.006-0.015 inches thick) that provides sufficient strength for single-use applications while being lightweight and inexpensive enough for disposable use, eliminating the need to dispose of heavy rigid buckets.
2Duration of action of stationary object
If conventional rigid plastic buckets are used, then durability is improved, but cleaning difficulty and recycling cost worsen
Solution Approach 1:
By separating the bucket into a permanent outer shell and a disposable inner container, the system eliminates the need to clean and recycle the inner container. The flexible insert is discarded after single use, while the rigid outer bucket can be easily cleaned and reused indefinitely.
Solution Approach 2:
The flexible insert is designed as a cheap, single-use component that replaces the need for cleaning and recycling operations. Its low cost allows it to be disposed of after one use, eliminating the complex cleaning and recycling infrastructure required for reusable containers.
3Duration of action of moving object
If disposable inserts are used, then bucket reuse is improved, but strength and stiffness deteriorate
Solution Approach 1:
The system merges the strengths of two different materials: the rigid outer bucket provides structural strength and stiffness, while the flexible inner insert provides disposable functionality. Together they create a system that is both strong and reusable, overcoming the limitations of using inserts alone.
Solution Approach 2:
The flexible insert uses thin plastic film with specific thickness (0.006-0.015 inches) that provides adequate strength for containing materials while remaining flexible and lightweight. When combined with the rigid outer bucket, it achieves sufficient overall strength for practical use.
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 flexible container significantly reduces disposal costs and environmental impact by allowing for the reuse of standard buckets, offering better contact with the bucket and improved durability, while being cheaper and more environmentally friendly than conventional buckets and inserts.
Implementation Method 1
A bottom surface of the container is made from a bubble wrap material with a high number of bubbles per unit area
Implementation Method 2
The film material making the container walls is attached to a bubble wrap material of the container bottom by glue or by a thermal method
Data Source
AI summary
A flexible elastic container having a configuration matching an internal configuration of a standard bucket is provided. The flexible elastic container clings to the inner surface of a bucket without any bubbles or wrinkles due to a specially selected wall material. Container walls are made of a thin plastic film. A bottom surface of the container is made from a bubble wrap material with a high number of bubbles per container's bottom. The film material making the container walls is attached to a bubble wrap material of the container bottom by glue or by a thermal impulse method.