Melamine Foam Cleaning Pad With Universal Mop Mounting

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Solution Overview

Problem

Existing disposable liquid absorbing cleaning pads for sponge mops are not always effective in removing all types of soils from hard surfaces and are not universally compatible with different mop types due to structural differences in mop heads.

Innovation Solution

A disposable liquid absorbing cleaning pad with a layer of sponge material bonded to a flexible open cell foam made from melamine resin, featuring a backing plate or attachment structure that can be removably attached to various types of mop heads, including squeeze, butterfly, and roller mops, using wing screw assemblies, attachment pins, or other mechanisms to accommodate different mounting configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a disposable liquid absorbing cleaning pad is designed for a specific mop type, then it provides effective cleaning performance for that mop, but it lacks compatibility with other mop types

Engineering Contradiction:
Improvecompatibility with different mop typesVSAvoidstructural differences in mop heads
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a standardized mounting plate with multiple hole patterns that can accommodate different mop types (squeeze mops, butterfly mops, roller mops). The cleaning pad assembly serves multiple functions by being compatible with various mop mechanisms through the universal mounting interface, eliminating the need for different pad designs for different mop types.

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

2Reliability

If existing cleaning pads are used, then they are simple in structure, but they are not effective in removing all types of soils from hard surfaces

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidpad structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies composite materials by combining different pad materials (sponge material, foam material, scrubber material) with the mounting plate structure. This composite approach allows the cleaning pad to handle multiple soil types effectively - the sponge absorbs liquids, the foam provides cleaning action, and the scrubber handles stubborn soils, all while maintaining a relatively simple integrated structure.

Inventive Principle:
Principle #40Composite materials

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 cleaning pad provides improved cleaning performance with satisfactory wear characteristics and universal compatibility with multiple mop types, allowing for effective use across various surfaces and mop designs.

Implementation Method 1

a disposable liquid absorbing cleaning pad which includes a layer of sponge material

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 2

a layer of a flexible open cell foam material made from melamine resin

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentUS8079112B2Disposable liquid absorbing cleaning pad for a hand held cleaning implement having an elongated handle
Publication Date: 2011.12.20 BUTLER HOME PRODUCTS LLC
  • US8079112B2 patent drawing
  • US8079112B2 patent drawing
  • US8079112B2 patent drawing

AI summary

A disposable liquid absorbing cleaning pad for a hand held cleaning implement having an elongated handle includes a layer of sponge material, a layer of flexible open cell foam material made from melamine resin fixedly attached to the layer of sponge material and attachment structure fixedly secured to the layer of sponge material for removably attaching the cleaning pad to the cleaning implement. In one embodiment of the invention the attachment structure includes a backing plate which is fixedly mounted onto the layer of sponge material and a pair of wing screw assemblies which are removably and slidably mounted on the backing plate for removably attaching the cleaning pad to the cleaning implement. In using the hand held cleaning implement the layer of flexible open cell foam material made from melamine resin is the layer that contacts the surface to be cleaned.