Mopping layer container

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Solution Overview

Problem

Existing containers for wetting mopping layers are inefficient in ensuring even wetting and hands-free attachment to mop heads, especially in sterile environments, as they rely on capillary action and require mopping layers to be unfolded and manipulated for use.

Innovation Solution

A container with a large, rectangular opening for easy mopping layer insertion and removal, featuring a vertically oriented divider with numerous holes or slots to distribute liquid evenly across a large area, allowing for faster wetting and easy attachment to mop heads, and a design that allows for hands-free operation by enabling liquid to flow and soak the layers without needing to be unfolded.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If mopping layers are stacked on their sides in the bucket, then they can be stored compactly, but they cannot be easily attached to a mop head while still in the bucket and require manual unfolding

Engineering Contradiction:
Improveease of attachment to mop headVSAvoidmanipulation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mopping layers are pre-positioned in a flat configuration on the base of the container before use. This preliminary arrangement allows them to be directly attached to the mop head through the opening without requiring manual unfolding or repositioning, thus improving ease of operation while maintaining compact storage

Inventive Principle:
Principle #10Preliminary action

2Productivity

If liquid reservoir is arranged parallel to mopping layers, then the structure is simple, but the liquid only initially impinges upon a single mop layer and wetting is not even or quick

Engineering Contradiction:
Improvewetting speedVSAvoidcontainer structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The liquid reservoir is segmented into multiple compartments arranged above the mopping layers. Each compartment can discharge liquid through separate outlets onto different areas of the mopping layers simultaneously, ensuring even and rapid wetting across the entire surface rather than just a single layer or location

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The liquid reservoir is positioned in a vertical arrangement above the mopping layers rather than parallel to them. This dimensional change allows liquid to flow downward onto multiple layers simultaneously, dramatically increasing wetting speed and uniformity while adding vertical complexity to the container structure

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If the container relies on capillary action for wetting, then the structure is simple, but the wetting process is slow and inefficient

Engineering Contradiction:
Improvewetting efficiencyVSAvoidwetting mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The container uses a hydraulic principle where liquid is poured into the reservoir and flows under gravity through controlled outlets directly onto the mopping layers. This active liquid flow mechanism replaces passive capillary action, significantly improving wetting efficiency and speed while requiring a structured reservoir and outlet system

Inventive Principle:
Principle #29Pneumatics and hydraulics

4Ease of operation

If the opening is made large enough for easy removal, then mopping layers can be easily accessed, but the container structure becomes more complex

Engineering Contradiction:
Improveease of mopping layer accessVSAvoidcontainer structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The large rectangular opening serves multiple functions: it allows easy insertion and removal of mopping layers, enables direct attachment to mop heads, and facilitates pouring of liquid into the reservoir. This multi-functional design improves ease of operation while the opening itself remains a simple geometric feature rather than a complex mechanism

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

Ensures even and efficient wetting of multiple mopping layers, facilitating quick and easy attachment to mop heads without the need for manual unfolding, enhancing usability in sterile environments and improving cleaning efficiency.

Implementation Method 1

The divider may be a solid surface, provided with a plurality of holes or slots through which liquid may flow into the volume. The function of the orifices is to distribute liquid entering the volume for accommodating the stack of mopping layers evenly over an area so that any mopping layers which are stacked in the volume are evenly wetted.

Methodology Applied
Scientific EffectFluid flow distribution:

Implementation Method 2

The divider is generally vertically orientated so that when the container is upstanding liquid present gradually trickles horizontally from the compartment, and when the container is laid on its side with the compartment above the divider and the divider above the mopping layers, the liquid present trickles down onto the mopping layers. This orientation of the divider ensures that when the liquid hits an upper part of a mopping layer in the volume, the action of gravity will aid in the wetting of the mopping layer as the liquid soaks downwards.

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 3

The lower edges of folded mopping layers which are stacked in the bucket absorb cleaning solution which is in the grooves. The cleaning solution eventually soaks the whole mopping layers by capillary action.

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Data Source

PatentEP3143919B1Mopping layer container
Publication Date: 2022.06.29 NUMATIC INTERNATIONAL LIMITED
  • EP3143919B1 patent drawingFigure 1~2
  • EP3143919B1 patent drawingFigure 3~4
  • EP3143919B1 patent drawingFigure 5~6

AI summary

A container for pre-wetting mopping layers, having two compartments separated by a divider. A first compartment (2) is adapted to accommodate mopping layers (100) and a second compartment (11) defines a volume for holding a liquid. A divider (12) between the two compartments has a number of dispersed orifices so that liquid can flow from the second compartment into the first compartment in a way which evenly wets mopping layers held in the first compartment.