Replaceable Pad Cleaning Head for Multi-Surface Debris Removal

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Solution Overview

Problem

Existing cleaning devices are inadequate for effectively removing multiple types of debris from various surfaces using a single device, as they often require multiple cleaning materials and solutions, leading to inefficiencies and increased time for cleaning tasks.

Innovation Solution

A cleaning device with a sole plate and a removable/replaceable cleaning surface, along with an on-board supply of cleaning solution, allowing for easy substitution of pads and solutions based on specific cleaning tasks, featuring a deformable sole plate and adjustable bristles for versatility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single cleaning device is used, then device complexity is reduced, but cleaning effectiveness for multiple surface types and debris types deteriorates

Engineering Contradiction:
Improvenumber of cleaning devicesVSAvoidcleaning effectiveness for multiple surfaces
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The cleaning device is segmented into a permanent base structure (handle, reservoir, motor) and replaceable cleaning modules (pads, brushes, bonnets). This allows the user to swap cleaning elements based on the specific surface and debris type, maintaining a single base device while achieving versatility across multiple cleaning scenarios.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleaning device incorporates multiple cleaning elements (pads, brushes, bonnets) that can be attached to the same handle and motor assembly. This multi-functional design enables a single device to handle various surface types (hard floors, carpets, upholstery) and debris types (dry, wet, sticky), resolving the contradiction between device simplicity and cleaning versatility.

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

2Reliability

If multiple cleaning devices are used for different surfaces, then cleaning effectiveness improves, but loss of time for device exchange and storage increases

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidtime for device exchange
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Multiple cleaning elements are prepared in advance and can be quickly swapped on the cleaning device. The standardized attachment mechanisms allow users to pre-select the appropriate pad or brush for a given task and attach it rapidly, eliminating the need to store and retrieve separate devices for different cleaning scenarios.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Multiple cleaning elements are stored within or alongside the main device body, with the reservoir and handle providing storage space for additional pads and brushes. This nesting arrangement keeps all necessary cleaning elements accessible in one location, reducing time spent searching for and exchanging devices.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If multiple cleaning solutions are used for different debris types, then cleaning effectiveness improves, but device complexity and storage requirements increase

Engineering Contradiction:
Improvecleaning effectiveness for different debrisVSAvoidnumber of cleaning solutions
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cleaning device incorporates a variable formulation cleaning solution in the reservoir that can be adjusted or supplemented based on the specific debris type and surface being cleaned. This allows a single solution system to adapt to different cleaning needs through parameter changes (concentration, additives), eliminating the need for multiple separate solution containers and reducing device complexity.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9974381B2Cleaning device having onboard replaceable cleaning pad and onboard replaceable cleaning solution
Publication Date: 2018.05.22 PROCTER & GAMBLE CO
  • US9974381B2 patent drawing
  • US9974381B2 patent drawing
  • US9974381B2 patent drawing

AI summary

A device for cleaning debris from a target surface. The device has a sole plate with permanent cleaning material, such as bristles, and a removable/replaceable pad. The device also has a replaceable, on-board supply of cleaning solution. The pad/cleaning solution may be replaced when depleted and replaced with a new pad/cleaning solution or may simply be replaced with a new pad/cleaning solution when that pad/cleaning solution is more suitable for a particular cleaning task.