Handheld Trash Compactor With Retractable Press Storage

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Solution Overview

Problem

Existing trash compactors are not portable and efficient for compacting waste into trash cans, lacking a convenient and effective mechanism for compacting and storing the compactor within the lid.

Innovation Solution

A handheld trash compactor with a housing lid, a bottom press, and a drive mechanism that can be actuated to compact waste and retract for storage within the lid, utilizing a drive motor and lift mechanism for efficient waste compaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional trash compactor design is used, then compaction function is achieved, but portability and storage convenience are poor

Engineering Contradiction:
ImproveportabilityVSAvoidstorage convenience
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The bottom press is designed to nest within the housing lid when retracted, with the press fitting into a recessed cavity in the lid. This nesting arrangement allows the compactor to be stored compactly within its own housing structure, improving portability while maintaining the compaction function.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The bottom press is made movable between an extended compaction position and a retracted storage position through a drive mechanism. This dynamic design allows the device to transform from a compact storage state to an active compaction state, resolving the contradiction between portability and functional capability.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a handheld compactor design is implemented, then portability is improved, but the compaction force and efficiency may be reduced

Engineering Contradiction:
ImproveportabilityVSAvoidcompaction efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

A hydraulic cylinder is employed as the drive mechanism to generate substantial compaction force. The hydraulic system uses fluid pressure to amplify the output force of the motor, enabling the handheld device to achieve high compaction forces despite its portable size, thus maintaining compaction efficiency while improving portability.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The drive mechanism converts rotational motor speed into linear press force through the hydraulic system, changing the physical parameters from high-speed rotation to high-force linear motion. This parameter transformation allows the compact motor to generate sufficient compaction force for efficient waste compression.

Inventive Principle:
Principle #35Parameter changes

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

Enables portable and efficient waste compaction into various sized containers, allowing for easy storage and operation with a compact design.

Implementation Method 1

a drive mechanism mounted within the housing lid and coupled to the bottom press. The drive mechanism is actuatable to move in a compacting direction which urges the bottom press downwardly and outwardly from the housing lid

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 2

When actuated in the compacting direction, the bottom press is configured to compact waste into the waste container

Methodology Applied
Scientific EffectMechanical compression: Compression

Data Source

PatentUS12577040B2Handheld trash compaction apparatus
Publication Date: 2026.03.17 SMITH WAYNE
  • US12577040B2 patent drawing
  • US12577040B2 patent drawing
  • US12577040B2 patent drawing

AI summary

A handheld trash compaction apparatus for compacting trash downwardly into a trash can using a portable, handheld device includes a housing lid with a handle attached thereto, a bottom press configured to fit within the housing lid, and a drive mechanism mounted within the housing lid and coupled to the bottom press. The drive mechanism is actuatable to move in a compacting direction which urges the bottom press downwardly and outwardly from the housing lid. When actuated in the compacting direction, the bottom press is configured to compact waste into the waste container. The drive mechanism is also actuatable to move in a retracting direction which urges the bottom press upwardly and inwardly toward the housing lid. When actuated in the retracting direction, the bottom press is configured for storage within the housing lid.