Cleaning pad with support body

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Solution Overview

Problem

Cleaning tools often require replacement of the cleaning pad while the handle remains in good condition, leading to unnecessary waste and increased costs.

Innovation Solution

A resilient cleaning pad with a support body that is mechanically secured within a slit-like cavity, allowing for non-separable attachment and easy detachment from a handle, utilizing barbs to entangle with the pad's fibers for secure attachment without adhesives or mechanical fasteners, and featuring a design that facilitates rinsing and reuse.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the cleaning pad is permanently attached to the handle using adhesives or mechanical fasteners, then the attachment is secure and durable, but the cleaning pad cannot be easily replaced and the handle cannot be reused with a new pad

Engineering Contradiction:
Improveattachment securityVSAvoidreusability of handle
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The cleaning tool is divided into three separable components: the handle, the support body, and the cleaning pad. The support body acts as an intermediate component that attaches to the handle and provides a mechanism for securing the cleaning pad. This segmentation allows the cleaning pad to be replaced while reusing the handle and support body combination.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleaning pad is extracted as a separate, removable component from the handle assembly. By placing the cleaning pad on one side of the support body with its own attachment mechanism, the pad can be independently removed and replaced without affecting the handle or support body.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of manufacture

If the cleaning pad is made disposable and cheap, then replacement is simple and costs are low, but the handle becomes wasted along with the pad

Engineering Contradiction:
Improvesimplicity of replacementVSAvoidwaste of handle
Core Design Contradiction:
Ease of manufactureVSLoss of substance

Solution Approach 1:

The cleaning tool is segmented into disposable and reusable components. The cleaning pad is designed as a disposable element that can be easily replaced, while the handle and support body form a reusable assembly. This segmentation ensures that only the consumable cleaning pad is discarded, not the entire tool.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleaning pad is designed to be discarded after use, while the support body and handle are recovered and reused. The support body includes features that facilitate the discarding of the cleaning pad while maintaining the integrity of the reusable components for future use.

Inventive Principle:
Principle #34Discarding and recovering

3Reliability

If a complex attachment mechanism is used to secure the cleaning pad to the handle, then the attachment is very secure, but the device complexity increases and manufacturing becomes more difficult

Engineering Contradiction:
Improveattachment securityVSAvoidattachment mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The attachment mechanism is segmented into two simple parts: a feature on the support body and a corresponding feature on the cleaning pad. This segmentation allows each component to have a simple, easy-to-manufacture attachment feature while achieving secure connection when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support body serves as an intermediary component between the handle and the cleaning pad. It provides a simple attachment interface to the handle and another simple interface to the cleaning pad, avoiding the need for a complex direct attachment mechanism between handle and pad.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 solution extends the life of the cleaning pad by allowing it to be reused multiple times, reducing waste and costs, while maintaining the handle's functionality, and providing a secure and durable attachment mechanism.

Implementation Method 1

utilizing barbs to entangle with the pad's fibers for secure attachment without adhesives or mechanical fasteners

Methodology Applied
Scientific EffectMechanical interlocking: Mechanical Fastener

Data Source

PatentUS9775486B2Cleaning pad with support body
Publication Date: 2017.10.03 3M INNOVATIVE PROPERTIES CO
  • US9775486B2 patent drawing
  • US9775486B2 patent drawing
  • US9775486B2 patent drawing

AI summary

A resilient cleaning pad with a support body a portion of which is mechanically secured in a slit-like cavity of the cleaning pad.