Multi-Function Cleanout Tool for Nozzle and Agitator Clogs

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Solution Overview

Problem

Extraction cleaners face challenges in effectively removing clogged debris, such as hair and carpet fibers, from the suction nozzle and agitator, which can lead to reduced performance and require disassembly for cleaning, making the process time-consuming and messy.

Innovation Solution

A cleanout tool with an elongated body featuring a hook for nozzle cleaning and a comb for agitator cleaning, allowing for the removal of debris without disassembling the suction nozzle or agitator, facilitating easy maintenance and restoration of optimal performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the suction nozzle and agitator are disassembled for cleaning, then debris can be removed effectively, but the cleaning process becomes time-consuming and messy

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidcleaning time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The cleanout tool is inserted into the suction nozzle through the opening, allowing the hook and comb to reach internal components without disassembly. The tool nests within the existing structure to access and remove debris from the suction pathway and agitator.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The cleanout tool enables the user to perform maintenance independently without requiring disassembly or specialized service. The simple hook and comb design allows direct removal of debris by the user through the existing opening.

Inventive Principle:
Principle #25Self-service

2Ease of repair

If the suction nozzle is disassembled for cleaning, then clogged debris can be removed, but the process becomes messy and complex

Engineering Contradiction:
Improvedebris removalVSAvoidcleaning process complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The cleanout tool extracts the debris removal function from the complex disassembly process. By inserting the tool through the opening, it directly accesses and removes debris from the suction pathway and agitator without requiring any components to be taken apart.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The cleanout tool acts as an intermediary device that bridges the gap between the external environment and the internal components. The hook and comb extend through the opening to reach internal surfaces, mediating the cleaning action without direct contact or disassembly of the nozzle itself.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a cleanout tool is designed to access internal components, then debris removal is facilitated, but the tool structure becomes more complex

Engineering Contradiction:
Improvemaintenance easeVSAvoidtool structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cleanout tool is segmented into distinct functional elements: the elongated body for access, the hook for capturing debris, and the comb for removing tangled material. Each segment performs a specific function, allowing the tool to handle different types of debris effectively.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleanout tool combines multiple cleaning functions in a single device. The hook can remove loose debris while the comb addresses tangled hair and fibers, making the tool universally applicable to various clog types without requiring multiple specialized instruments.

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

Data Source

PatentUS10165917B2Cleanout tool for a surface cleaning apparatus
Publication Date: 2019.01.01 BISSELL INC
  • US10165917B2 patent drawing
  • US10165917B2 patent drawing
  • US10165917B2 patent drawing

AI summary

A multi-function cleanout tool for use with a surface cleaning apparatus such as an extraction cleaner or vacuum cleaner includes a nozzle cleaning implement and a brush cleaning implement.