Push-Pull Mop Elastic Rotation for Multi-Surface Contact Reliability

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Solution Overview

Problem

Conventional mops lack a mechanism to maintain close contact with surfaces like floors, walls, and ceilings efficiently, leading to inconvenient use and potential debris fall when switching surfaces or moving between different planes.

Innovation Solution

A multifunctional push-pull mop with a base plate that is rotatable around a support member and equipped with an elastic member, allowing the base plate to be kept parallel to the connection parts via elastic restoration force, enabling easy and firm contact with various surfaces using minimal user force.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the rag plate is allowed to rotate freely around the support without rotation limitation, then the user can switch between cleaning different surfaces (floor, wall, ceiling), but debris may fall when the rag plate is separated from the floor and moved to another place

Engineering Contradiction:
Improveability to clean different surfacesVSAvoiddebris retention
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The rag plate is designed to rotate dynamically around the support rod, allowing it to adapt between horizontal (floor cleaning) and vertical/overhead (wall and ceiling cleaning) positions. The rotation capability enables the cleaning tool to serve multiple surfaces while maintaining secure debris retention through controlled movement rather than fixed positioning.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the rag plate is separated from the floor to move to another place, then the user can clean different areas, but the debris sticking to the rag plate may fall by the movement

Engineering Contradiction:
Improvemobility for cleaning different areasVSAvoiddebris retention
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The rag plate rotates around the support rod during movement between different cleaning areas, maintaining a controlled trajectory that prevents abrupt motions. This dynamic rotation ensures debris remains secured while the plate transitions from one surface to another, combining mobility with reliability.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the user applies continuous force to bring the rag plate into close contact with the floor, then the cleaning effectiveness is improved, but the easiness of use of the mop is reduced

Engineering Contradiction:
Improvecontact firmnessVSAvoiduser effort
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The elastic member acts as a counterbalancing mechanism that automatically exerts force to maintain the rag plate's contact with the cleaning surface. This elastic restoration force compensates for the weight and inertia of the rag plate, ensuring firm contact without requiring continuous user effort to press down.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

4Adaptability or versatility

If the rag plate is turned inconveniently to use the other surface, then the user can clean both sides of the rag plate, but the convenience of operation is reduced

Engineering Contradiction:
Improveability to use both surfaces of rag plateVSAvoidconvenience of turning
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The rag plate rotates smoothly around the support rod, enabling the user to switch between cleaning with either surface of the rag plate through a simple rotational motion. This dynamic rotation mechanism makes it convenient to access both surfaces without requiring awkward manual manipulation or repositioning.

Inventive Principle:
Principle #15Dynamics

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

Enables convenient and efficient cleaning of indoor and outdoor surfaces by maintaining firm contact with floors, walls, and ceilings, preventing debris fall and allowing easy rotation for cleaning curved areas, thus enhancing user convenience.

Implementation Method 1

an elastic member connected to the connection parts and the base plate to enable the base plate to be kept parallel to the connection parts by means of an elastic restoration force generated therefrom

Methodology Applied
Scientific EffectElastic restoration force: Elasticity

Data Source

PatentUS11805958B2Multifunctional push-pull mop
Publication Date: 2023.11.07 KIM JE HUN
  • US11805958B2 patent drawing
  • US11805958B2 patent drawing
  • US11805958B2 patent drawing

AI summary

A multifunctional push-pull mop includes a base plate, a support member, and an elastic member. A user can bring the base plate to which a cleaning cloth is attached into close contact with a floor, a wall, a ceiling, or the like, using a small force, and when the user moves the base plate to which the cleaning cloth is attached from a boundary portion between a floor and a wall or between a wall and a ceiling to the floor, wall, or ceiling, the base plate can be rotated by the elastic restoration force of the elastic member to instantly come into close contact with the floor, wall, or ceiling, thereby allowing the user to conveniently move the base plate from the boundary portion of the floor, the wall, the ceiling, or the like, without detaching the base plate therefrom.