Pivoting Trash Compression Panels to Prevent Jamming

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Solution Overview

Problem

Conventional trash containers are inefficient in compressing fluffy garbage, leading to frequent emptying and waste of plastic bags due to complex mechanisms or high manufacturing costs.

Innovation Solution

A trash container with a compression arrangement featuring pivotally mounted panels that compress garbage by flipping down, utilizing a pivot joint and actuation mechanism for manual or foot operation, without requiring guiding or transmission mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a compression frame is used to compress garbage, then compression function is provided, but the compression frame fails to evenly press and push down and is often stuck in the middle of the interior cavity

Engineering Contradiction:
Improvecompression operationVSAvoidcompression frame stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The compression frame is divided into multiple compression members (first compression member and second compression member) that can move independently. Each compression member is actuated by its own actuating member, allowing them to compress garbage separately and avoid getting stuck together in the interior cavity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the compression system have different structures tailored to their specific functions. The compression members are positioned at different locations within the interior cavity, with each having its own actuating mechanism, allowing localized compression action that adapts to the garbage distribution.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If an air bag is used to compress garbage, then compression function is provided without jamming, but the structure becomes unreasonably complex and manufacturing cost is high

Engineering Contradiction:
Improvecompression operationVSAvoidair bag system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The complex air bag system including inflator and deflator mechanisms is extracted and replaced with simple mechanical compression members that use basic lever action. The invention removes unnecessary components like electrical power systems and air pumps, retaining only the essential compression function through straightforward mechanical elements.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention uses simple, inexpensive mechanical components (compression members, actuating members, springs) that can be easily manufactured and replaced, avoiding the need for expensive, complex air handling systems. The mechanical springs provide temporary storage energy that is sufficient for the compression task without requiring continuous power supply.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Adaptability or versatility

If a compression arrangement is added to the trash container, then garbage compression function is provided, but the configuration of the trash container becomes complicated

Engineering Contradiction:
Improvecompression functionVSAvoidtrash container configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The compression members are integrated with the existing trash container structure, sharing common components such as the interior cavity and mounting structures. The actuating members utilize the existing lid assembly, and the compression members are positioned to work within the existing spatial constraints, thereby adding compression functionality without requiring a completely separate system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The compression members serve multiple functions: they compress garbage, provide structural support to the container walls, and can be actuated through the existing lid opening. The system is designed to work with various types of garbage and can be integrated with different container sizes and configurations.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 solution effectively reduces the volume of garbage, improves space utilization, and maintains simplicity and affordability while preventing jamming, allowing for effortless compression.

Implementation Method 1

configured to be moved between a normal state that is extending upright and a compression state that is pivotally and downwardly into the receiving cavity about a pivotal axis of the at least one compression panel

Methodology Applied
Scientific EffectPivotal action and torque force: Torque

Implementation Method 2

any upper garbage contained in the upper portion of the receiving cavity is compressed by the at least one compression panel with respect to the bottom wall of the bin body

Methodology Applied
Scientific EffectMechanical compression: Compression

Data Source

PatentUS20250376322A1Trash Container with Compression Arrangement
Publication Date: 2025.12.11 NINE STARS GROUP USA INC
  • US20250376322A1 patent drawing
  • US20250376322A1 patent drawing
  • US20250376322A1 patent drawing

AI summary

A compression arrangement of a trash container includes at least one compression panel pivotally mounted on a bin body and configured to be moved between a normal state that is extending upright and a compression state that is pivotally and downwardly into a receiving cavity of a bin body of the trash container about a pivotal axis of the compression panel. By flipping the compression panel from the normal state to the compression state, any upper garbage contained in an upper portion of receiving cavity is compressed by the compression panel with respect to a bottom wall of the bin body to move to a lower portion of the receiving cavity and compress lower garbage contained in the lower portion of the receiving cavity.