Pressurized Liquid Transfer Assembly for Spill-Free Stationary Containers

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Solution Overview

Problem

The transfer of liquids from heavy or stationary containers often results in inefficiencies, spills, safety hazards, and workspace occupation due to manual handling, lack of precision, and contamination risks, particularly in industries handling fuels and chemicals.

Innovation Solution

An air pressure liquid transfer system using a pump to generate pressure within a container, connected to a nozzle via a flexible hose, with structural supports and modular adaptability, ensuring secure and efficient transfer without manual lifting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual lifting or tilting of containers is used for liquid transfer, then the transfer process can be performed with simple equipment, but it leads to frequent spillage, safety hazards, and material loss

Engineering Contradiction:
Improvetransfer reliabilityVSAvoidequipment complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies pneumatic principles by using a pump to generate air pressure inside the container, which forces the liquid to flow through the hose to the target receptacle. This eliminates the need for manual lifting or tilting, preventing spills and improving transfer reliability while maintaining relatively simple equipment structure.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The patent replaces the mechanical system of manual lifting and tilting with a pneumatic system. Instead of mechanically moving the container, the system uses pressurized air to move the liquid, thereby eliminating spillage risks associated with manual handling while keeping the equipment simple.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Stability of the object's composition

If containers are made heavy or stationary for storage, then storage stability is improved, but manual handling becomes impractical and workspace occupation increases

Engineering Contradiction:
Improvestorage stabilityVSAvoidhandling ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The system uses pneumatic pressure generated by a pump to move liquid from stationary or heavy containers without requiring manual handling. The pressure forces liquid through a flexible hose to the target receptacle, making the system compatible with stable, stationary storage containers while eliminating handling difficulties.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The patent segments the liquid transfer function from the container itself. The container remains stationary and stable for storage, while a separate pump and hose system handles the liquid movement. This separation allows the container to be heavy or stationary without compromising handling ease.

Inventive Principle:
Principle #1Segmentation

3Productivity

If lids are removed during liquid transfer, then liquid access is improved, but lids are frequently misplaced causing contamination risks and operational delays

Engineering Contradiction:
Improvetransfer efficiencyVSAvoidcontamination prevention
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent introduces a pump and hose system as an intermediary between the container and the target receptacle. This intermediary system allows liquid transfer without removing the container lid, eliminating the risk of misplaced lids and contamination while maintaining efficient transfer operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical action of removing and replacing lids with a pneumatic system that pushes liquid through a closed container. This eliminates the operational delays and contamination risks associated with lid handling while maintaining transfer efficiency.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Manufacturing precision

If traditional transfer methods are used, then equipment simplicity is maintained, but precision and control for accurate liquid dispensing are insufficient

Engineering Contradiction:
Improvedispensing precisionVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent uses a pump to generate controlled air pressure, which provides precise control over liquid flow rate and volume. The pneumatic system allows for accurate dispensing by regulating pressure, thereby improving dispensing precision while adding only moderate system complexity.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The patent incorporates a pressure gauge to monitor and feedback the air pressure inside the container. This feedback mechanism enables precise control of liquid dispensing by adjusting pressure levels, improving manufacturing precision without excessive system complexity.

Inventive Principle:
Principle #23Feedback

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 system prevents spills, reduces workspace occupation, and enhances operational integrity by securing components and minimizing contamination risks while maintaining high performance in liquid transfer operations.

Implementation Method 1

The pump, which may be manual, foot-actuated, or electrically powered, introduces compressed air into the container to generate pressure. This pressure forces the liquid through a flexible hose connected to a nozzle

Methodology Applied
Scientific EffectAir pressure: Pressure Increase

Data Source

PatentUS20250388452A1Air Pressure Liquid Transfer System
Publication Date: 2025.12.25 WALTON NORMAN TED
  • US20250388452A1 patent drawing
  • US20250388452A1 patent drawing
  • US20250388452A1 patent drawing

AI summary

An air pressure liquid transfer system is provided. The device is system is configured to transfer liquid from a heavy or stationary container to a target receptacle through the use of pressurization. The system comprises a liquid transfer assembly that utilizes air pressure generated by at least one pump to displace liquid from the container. This pressure forces the liquid through a flexible hose connected to a nozzle, which includes fasteners for secure attachment to receiving inlets. The hose may feature quick-connect fasteners and retractable mechanisms for ease of use. Structural supports, including external frames, handles, and wheels, provide stability and mobility. The system may also be adapted to interface with existing containers through a modular lid and side supports.