Segmented Trash Can with Magnetic Fasteners

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Solution Overview

Problem

Conventional trash cans are difficult to clean due to their large volumes and the tendency of trash bags to tear, leading to contamination of the can.

Innovation Solution

A trash can designed to break down into segments, allowing for easy disassembly and cleaning, featuring a lid, intermediate segments, a base-connecting segment, a base, fasteners, and magnets for assembly and disassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of stationary object

If the trash can is designed as a large volume single piece, then it provides adequate capacity for waste containment, but it becomes difficult to clean the interior cavity effectively

Engineering Contradiction:
Improvetrash can capacityVSAvoidcleaning difficulty
Core Design Contradiction:
Volume of stationary objectVSEase of operation

Solution Approach 1:

The trash can is divided into multiple separable segments including a base segment, one or more intermediate segments, and a lid segment. Each segment can be detached from the others through removable connections, allowing users to separate the large volume container into smaller, more manageable pieces that are easier to clean individually in a dishwasher or sink.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If a trash bag or liner is used to contain trash, then it helps contain odor and waste, but it can tear easily leading to trash contaminating the trash can

Engineering Contradiction:
Improveodor containmentVSAvoidbag integrity
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The segmented design provides a structural buffer between the trash bag and the trash can interior. When the bag tears, the segmentation allows the user to remove and discard only the contaminated bag and affected segment, preventing complete contamination of the entire trash can and reducing the severity of the failure.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Device complexity

If the trash can is designed as a single large piece, then it maintains structural simplicity, but it requires significant effort to clean the entire interior

Engineering Contradiction:
Improvestructural simplicityVSAvoidcleaning time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

The trash can consists of a base segment, intermediate segments, and a lid segment that can be easily separated. This segmentation allows each component to be cleaned independently and simultaneously, dramatically reducing the total cleaning time compared to hand-washing a single large piece, while the segments can be reassembled to maintain a simple overall structure.

Inventive Principle:
Principle #1Segmentation

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 segmented design significantly reduces the effort required to clean the trash can, allowing users to wash individual components effectively, such as in a dishwasher or sink.

Implementation Method 1

The lid is magnetically attachable to the top portion of the intermediate segment(s) or base-connecting segment. The intermediate segment(s) are magnetically attachable to the base-connecting segment, which is magnetically attachable to the base.

Methodology Applied
Scientific EffectMagnetism: Magnetism

Data Source

PatentUS12291394B1Trash can and method of use
Publication Date: 2025.05.06 LJ HIGHLANDER LLC
  • US12291394B1 patent drawing
  • US12291394B1 patent drawing
  • US12291394B1 patent drawing

AI summary

A trash can that can be broken down for washing is disclosed. The trash can includes a lid, one or more intermediate segments, a base connecting segment having a female connector, a base having a male connector, one or more fasteners, and one or more magnets. The one or more fasteners allows the lid to engage with an intermediate segment; an intermediate segment with another intermediate segment; and an intermediate segment with the base connecting segment. The one or more magnets allows the base connecting segment to engage with the base. The one or more female connectors engage with the one or more male connectors. The trash can also includes a link rod sustained by one or more rod supports.