Mop head assembly

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Solution Overview

Problem

Existing microfiber mop head assemblies suffer from unreliable connections, inadequate grip, frequent detachment, uneven cleaning performance, increased wear and tear, and reduced effectiveness under heavy loads, due to design, cost, material, and compatibility issues.

Innovation Solution

A mop head assembly comprising a mop head receiver with a circumferential wall and pressure insert receiving apertures, a microfiber mop with overlaid microfibers for improved cleaning, and a mop head pressure insert with one-way pressure tips for secure attachment, ensuring a robust and durable connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a robust mop head assembly with reinforced connections is designed, then connection reliability and durability are improved, but manufacturing cost increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The mop head assembly is divided into distinct functional components: a receiver portion with alignment features, a pressure insert with protrusions, and a microfiber mop head. This segmentation allows each component to be optimized independently for its specific function while maintaining overall reliability without requiring expensive integrated designs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pressure insert acts as an intermediary element between the receiver and the microfiber mop head, providing a mechanical connection mechanism that enhances reliability. The protrusions on the pressure insert engage with corresponding features in the receiver, creating a secure attachment without requiring complex or expensive bonding mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If a robust mop head assembly with multiple moving parts is designed, then connection strength is improved, but wear and tear increases

Engineering Contradiction:
Improveconnection strengthVSAvoidservice life
Core Design Contradiction:
StrengthVSDuration of action of stationary object

Solution Approach 1:

The alignment features and connection mechanism are extracted as separate integrated elements within the receiver and pressure insert, rather than being separate moving parts. This reduces the number of independent moving components that could wear while maintaining strong connection capabilities through the engineered engagement of protrusions and receiving features.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If a complex mop head assembly with precise alignment features is designed, then connection reliability is improved, but assembly complexity increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Alignment features such as protrusions and corresponding receiving structures are pre-formed during the manufacturing of the receiver and pressure insert components. This preliminary action ensures proper alignment is built into the components themselves, eliminating the need for complex alignment procedures or adjustments during final assembly, thus maintaining reliability while simplifying the assembly process.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If a robust mop head assembly requiring precise alignment is designed, then connection durability is improved, but ease of assembly deteriorates

Engineering Contradiction:
Improveconnection durabilityVSAvoidease of assembly
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

Precise alignment features are localized to specific critical areas of the components (protrusions on the pressure insert, corresponding receiving features in the receiver) rather than requiring precision across entire surfaces. This localized quality approach ensures durable connections at key engagement points while allowing the rest of the components to be manufactured and assembled with standard tolerances, maintaining ease of assembly.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12251064B1Mop head assembly
Publication Date: 2025.03.18 DEL PILAR TORRES MARIA
  • US12251064B1 patent drawing
  • US12251064B1 patent drawing
  • US12251064B1 patent drawing

AI summary

A mop head assembly designed for microfiber mops, featuring a mop head receiver, a microfiber mop, and a mop head pressure insert. The mop head receiver includes an upper side with a detachable handle receiver and a lower side with a circumferential wall, outward-extending projections arranged circularly, and uniformly spaced pressure insert receiving apertures. The microfiber mop is positioned on the lower side of the receiver. The mop head pressure insert consists of either a quadrilateral frame with an interior cruciform structure connected to its corners, or a plate structure. The structure features outward projections and pressure inserts extending perpendicularly, which align and secure into the receiving apertures of the mop head receiver. This assembly ensures a secure connection between the microfiber mop and handle, enhancing cleaning efficiency and durability.