Stacked Detachable Cleaning Sheets for Continuous Dusting

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Solution Overview

Problem

Conventional cleaning implements require frequent replacement or extensive cleaning, leading to inefficiencies and increased costs when dusting surfaces, as they lose efficacy over time.

Innovation Solution

A cleaning implement with a support and multiple detachable cleaning sheets that can be refreshed by removing soiled sheets, allowing continued use without replacing the entire tool, with the sheets being attached via adhesive, stitching, or heat sealing, and impregnated with cleaning solution for enhanced dust removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional cleaning implements are used, then initial cleaning effectiveness is achieved, but cleaning efficacy is lost over time requiring frequent replacement

Engineering Contradiction:
Improvecleaning efficacyVSAvoidservice life
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The cleaning implement is segmented into multiple detachable cleaning sheets (first cleaning sheet, second cleaning sheet, third cleaning sheet) attached to a common support structure. This allows individual sheets to be replaced while retaining the support and other sheets, extending the overall service life of the cleaning implement while maintaining consistent cleaning efficacy.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design enables discarding only the soiled cleaning sheet while recovering and retaining the support structure and other unused cleaning sheets. This selective replacement approach maintains cleaning efficacy by always having a fresh sheet available while avoiding unnecessary replacement of the entire cleaning implement.

Inventive Principle:
Principle #34Discarding and recovering

2Duration of action of moving object

If multiple cleaning sheets are stacked, then prolonged cleaning without interruption is enabled, but device complexity increases

Engineering Contradiction:
Improvecontinuous cleaning durationVSAvoidstructure complexity
Core Design Contradiction:
Duration of action of moving objectVSDevice complexity

Solution Approach 1:

The cleaning sheets are segmented into multiple detachable units stacked on a support, allowing the system to maintain simple individual components while achieving prolonged continuous cleaning through the stack configuration. Each sheet remains simple in structure while the collective system provides extended duration.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support structure serves multiple functions: it holds multiple cleaning sheets, provides a common attachment mechanism for all sheets, and enables easy replacement of individual sheets. This multi-functionality allows prolonged cleaning duration without proportionally increasing complexity.

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

3Ease of operation

If cleaning sheets are made detachable, then easy replacement of soiled sheets is enabled, but attachment reliability may be compromised

Engineering Contradiction:
Improvesheet replacement easeVSAvoidattachment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The cleaning sheets are pre-attached to the support structure through adhesive, stitching, or heat sealing, establishing a reliable connection before use. This preliminary attachment ensures reliability during cleaning operations while still allowing for deliberate detachment and replacement when needed.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The attachment method allows for parameter changes in bond strength and detachment force. Adhesive provides strong initial bonding that can be deliberately broken, stitching offers mechanical strength with controlled unraveling, and heat sealing creates a bond that can be re-melted. These parameter variations enable both reliable attachment and easy replacement.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9351624B2Cleaning implement
Publication Date: 2016.05.31 SC JOHNSON & SON INC
  • US9351624B2 patent drawing
  • US9351624B2 patent drawing
  • US9351624B2 patent drawing

AI summary

A cleaning implement is disclosed with a support sheet having a first surface, a second surface, and a longitudinal axis. A plurality of detachable cleaning sheets, each having an outwardly facing cleaning surface and an inwardly facing attachment surface, may be supported by the support sheet in a stacked configuration. A plurality of folded portions included with the support sheet and the cleaning sheet extend generally radially from the longitudinal axis of the cleaning implement. The outermost cleaning sheet may be removed from the stacked cleaning sheet to expose a new, fresh cleaning sheet.