Modular Cleaning Device with Replaceable Heads for Reduced Setup Time

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Solution Overview

Problem

Existing cleaning devices struggle with efficiently handling mixed media debris, requiring multiple tools and resulting in high setup times, messy cleanups, and user discomfort due to the need for manual handling and potential hand exposure to wet conditions.

Innovation Solution

A cleaning device system with a selectively attachable replacement head featuring a plastic tray with a dust bin and filter, allowing for easy attachment and detachment with minimal effort, enabling single-handed operation and reducing mess through a mechanical connection mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a combination tool is used to handle both dry and wet media, then cleaning versatility is improved, but setup time increases and maintenance complexity increases

Engineering Contradiction:
Improvecleaning versatilityVSAvoidsetup time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The cleaning system is divided into separate functional components: a reusable cleaning device body and replaceable heads designed for specific cleaning tasks. This segmentation allows users to quickly swap between different cleaning scenarios without reconfiguring a single combination tool, reducing setup time while maintaining versatility through modular replacement rather than adjustment.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If a combination tool is used to handle both dry and wet media, then cleaning versatility is improved, but maintenance complexity increases

Engineering Contradiction:
Improvecleaning versatilityVSAvoidmaintenance complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

By separating the cleaning device into a reusable body and disposable/replaceable heads, maintenance is simplified. Each head can be independently replaced or cleaned without affecting the main device, reducing overall maintenance complexity compared to maintaining a single combination tool that handles multiple media types.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The replaceable heads are designed to be inexpensive and easily replaceable, particularly those used for wet cleaning. Instead of maintaining and cleaning complex combination tools, users can simply replace worn or contaminated heads, significantly reducing maintenance effort and complexity.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Adaptability or versatility

If a non-rigid cleaning sheet is manually wrapped around the mop handle, then adaptability is improved, but ease of operation deteriorates

Engineering Contradiction:
ImproveadaptabilityVSAvoidease of attachment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The cleaning system separates the cleaning sheet from the handle, with the sheet attached to a replaceable head that clicks onto the handle. This segmentation eliminates the need for manual wrapping while maintaining adaptability through quick head replacement, significantly improving ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The manual wrapping process is replaced with a mechanical attachment mechanism featuring connector lips and movable connector arms that automatically secure the cleaning head to the handle through a simple lowering motion, eliminating the need for manual manipulation and improving ease of operation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Productivity

If pre-wetted cleaning sheets are used, then cleaning effectiveness is improved, but ease of operation deteriorates due to hand exposure to water

Engineering Contradiction:
Improvecleaning effectivenessVSAvoiduser comfort
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The wet cleaning function is extracted into a separate replaceable head that comes pre-filled or pre-wetted in a controlled manufacturing environment. Users attach this pre-prepared head without exposing their hands to water or wet materials, maintaining cleaning effectiveness while improving ease of operation and user comfort.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11206963B2Cleaning device system and method for use
Publication Date: 2021.12.28 SHARKNINJA OPERATING LLC
  • US11206963B2 patent drawing
  • US11206963B2 patent drawing
  • US11206963B2 patent drawing

AI summary

A cleaning device is removably attachable to a replacement head. The replacement head includes pad that is attached to the lower side of an attachment member and is in contact with the floor during cleaning. The cleaning device is removably attached to the attachment member of the replacement head by lowering the cleaning device body downward vertically onto the replacement head until a mechanical connection is achieved.