Soap Pump Head Vacuum Drip Guard for Residual Soap Control

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Solution Overview

Problem

The existing systems for dispensing soap require separate dispensers for foamed and liquid soap, which is costly and inefficient, and consumers cannot use dispensers interchangeably for different soap forms.

Innovation Solution

A universal dispenser system that can accommodate both foamed and liquid soap containers, using a pump mount that can attach either a liquid pump or a foaming pump, allowing for interchangeable use and reducing the need for multiple dispensers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate dispensers are used for foamed and liquid soap, then each dispenser can be optimized for its specific function, but the system becomes complex and requires multiple dispensers

Engineering Contradiction:
Improvefunctional optimizationVSAvoidnumber of dispensers
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The pump head assembly is designed with a universal interface that can accommodate both foaming pumps and liquid pumps through the same mounting mechanism. The pump holder and seal assembly are configured to work with either pump type, allowing a single dispenser body to serve multiple functions for both foamed and liquid soap dispensing.

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

2Adaptability or versatility

If a consumer wants both liquid soap and foamed soap, then complete soap coverage is provided, but the consumer must install and maintain multiple dispensers

Engineering Contradiction:
Improvesoap type coverageVSAvoidinstallation and maintenance
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The dispenser is designed as a universal system where the same dispenser body, pump holder, and seal assembly can accommodate either a foaming pump with foamed soap container or a liquid pump with liquid soap container. This allows consumers to have both soap types available by simply changing the pump and container assembly rather than installing separate dispensers.

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

Solution Approach 2:

The pump assembly (including pump, container, and seal) is designed as a separable module that can be easily removed and replaced. This segmentation allows consumers to switch between foaming and liquid pump assemblies without affecting the main dispenser body, simplifying installation and maintenance operations.

Inventive Principle:
Principle #1Segmentation

3Reliability

If separate foamed and liquid soap containers and dispensers are produced, then each product can be optimized independently, but manufacturing costs and inefficiency increase

Engineering Contradiction:
Improveproduct optimizationVSAvoidmanufacturing cost and efficiency
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The pump holder and seal assembly are designed as universal components that can be used with both foaming and liquid pump types. This standardization allows manufacturers to produce a common set of dispenser bodies, pump holders, and seals that work with both pump types, reducing manufacturing complexity and costs while maintaining product optimization.

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

Solution Approach 2:

The pump holder and seal assembly are combined into a single integrated unit that can accommodate either pump type. This merging of components into a universal assembly reduces the total number of unique parts that need to be manufactured, inventoried, and assembled, thereby improving manufacturing efficiency and reducing costs.

Inventive Principle:
Principle #5Merging (Combining)

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 solution allows for cost-effective production and consumer flexibility, enabling the use of a single dispenser for both foamed and liquid soap, eliminating the need for multiple dispensers and simplifying soap distribution.

Implementation Method 1

The vacuum pump is in fluid communication with the passageway and is constructed to create a vacuum within the passageway to draw any residual liquid soap out of the passageway to prevent dripping.

Methodology Applied
Scientific EffectVacuum: Vacuum

Data Source

PatentUS7780039B2Soap dispensing pump head with vacuum applying drip guard member
Publication Date: 2010.08.24 BUCKEYE INTERNATIONAL INC
  • US7780039B2 patent drawing
  • US7780039B2 patent drawing
  • US7780039B2 patent drawing

AI summary

A pump head assembly for a soap container. The pump head including a drip guard member which applies a vacuum to an internal passageway of the pump head assembly following dispensing of soap in order to draw an residual soap out of the internal passageway and thus prevent dripping.