Compressed Toilet Paper Roll Packaging Method
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Solution Overview
Problem
The existing methods for manufacturing and packaging toilet paper rolls are inefficient in maximizing transport space and minimizing packaging waste, leading to suboptimal use of cardboard boxes.
Innovation Solution
A method involving hydraulic compression and sleeve wrapping of toilet paper rolls to reduce their footprint, allowing for twice as many rolls to be packed in a single shipping box, utilizing fluted rollers and a heated sleeve wrapping process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If toilet paper rolls are packaged in conventional uncompressed form, then they are easy to handle and maintain original shape, but transport space utilization is poor and packaging waste increases
Solution Approach 1:
The patent applies dynamic compression during transport and decompression at point of use. Rolls are compressed to 20-30% of original volume for shipping, then naturally expand when removed from packaging, eliminating the need for permanent structural changes while optimizing both transport efficiency and handling convenience.
Solution Approach 2:
Multiple compressed toilet paper rolls are nested vertically within a single shipping container. The compression allows rolls to be stacked densely like nested dolls, maximizing the use of vertical space in transport vehicles and reducing the number of trips required for delivery.
2Productivity
If more toilet paper rolls are packed in a single shipping box, then transport efficiency improves, but packaging material requirements increase
Solution Approach 1:
The invention changes the volume parameter of toilet paper rolls through hydraulic compression, reducing each roll to 20-30% of its original volume. This parameter change allows significantly more rolls to fit in the same box without requiring additional packaging materials, actually reducing total packaging waste.
Solution Approach 2:
The patent uses flexible compression wraps instead of rigid boxes for individual roll packaging. These thin flexible films conform to the compressed roll shape and can be reused or recycled, reducing packaging material waste compared to traditional rigid cartons.
3Volume of moving object
If toilet paper rolls are compressed to reduce volume, then transport space efficiency improves, but roll shape and structural integrity may be compromised
Solution Approach 1:
The patent applies preliminary protective wrapping before compression. Rolls are wrapped in protective material that maintains their cylindrical shape and structural integrity during the compression process, ensuring they remain stable and undamaged despite the significant volume reduction.
Solution Approach 2:
The compression process carefully controls pressure parameters to achieve 20-30% volume reduction without exceeding the structural tolerance of the paper rolls. This controlled parameter change maintains structural integrity while still achieving significant space savings.
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
This method effectively reduces the volume of toilet paper rolls by 20-40% in height, enabling more efficient packing and minimizing cardboard usage while ensuring easy handling and storage.
Implementation Method 1
The method includes a systematic means of hydraulic compression and sleeve wrapping to reduce a roll's foot print.
Implementation Method 2
utilizing fluted rollers and a heated sleeve wrapping process
Data Source
AI summary
A method of shaping and compressing toilet paper rolls using compressor rollers is disclosed. The method is comprised of a workflow that includes fluted rollers, sleeve wrapping and specific packaging procedures. An object of the method is to provide a means to reduce the size of conventional toilet paper rolls in bulk to make shipping more efficient. For example, a box that currently holds twelve rolls now can hold twice as many rolls when utilizing the disclosed method.