Cleaner Dust Container with Single-Lever Separation and Cover Release

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Solution Overview

Problem

Existing cleaners face difficulties in cleaning the filter due to its proximity to the dust container, making it hard to access and maintain, especially when the dust container is integrated with the main body.

Innovation Solution

A cleaner design where the dust container can be easily separated from the main body using a single operating member, allowing for easy access and cleaning of the filter by unlocking a holding mechanism and using a movable member with snaps and elastic members to facilitate separation and reattachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the dust container is integrated with the main body, then the structure is more compact and stable, but the filter becomes difficult to access and clean

Engineering Contradiction:
Improvestructural stabilityVSAvoidfilter accessibility
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The dust container is divided into separable parts: the container body and the cover. The cover can be opened independently to access the filter, while the container remains attached to the main body during operation. This segmentation allows the filter to be accessible for cleaning without requiring separation of the entire dust container from the main body, resolving the contradiction between structural stability and filter accessibility.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the dust container is separated from the main body for filter cleaning, then the filter becomes easily accessible, but the operation becomes more complex

Engineering Contradiction:
Improvefilter accessibilityVSAvoidseparation mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cover is extracted as a separate operable component that can be opened independently from the dust container body. This allows users to access the filter by simply opening the cover rather than separating the entire dust container from the main body. The extraction of the cover as an independent operable part simplifies the operation while maintaining the dust container's attachment to the main body during cleaning.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The cover is designed with dynamic opening and closing capability, transitioning from a fixed closed state to an open state for filter access. This dynamic design allows the cover to be opened independently without requiring separation of the dust container body from the main body, simplifying the cleaning operation while maintaining structural integrity during operation.

Inventive Principle:
Principle #15Dynamics

3Volume of moving object

If the cover is disposed inside the dust container with small space, then the structure is compact, but the holes become difficult to clean

Engineering Contradiction:
Improvedust container volumeVSAvoidhole cleaning accessibility
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The cover is extracted as a separately openable component, allowing users to remove or open the cover to access the holes on the dust container. This extraction enables proper cleaning of the holes without requiring excessive internal space, as the cover can be opened to provide access to the holes that would otherwise be difficult to reach in a compact configuration.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11510537B2Cleaner
Publication Date: 2022.11.29 LG ELECTRONICS INC
  • US11510537B2 patent drawing
  • US11510537B2 patent drawing
  • US11510537B2 patent drawing

AI summary

A cleaner includes: a main body that forms an external shape; a dust container that is separably combined with the main body and stores dust separated from air; a dust container cover that is configured to open and close the dust container; a handle unit that is disposed behind the dust container; and an operating member that is configured to provide operation force to the dust container cover by moving in a first direction and to release a holding mechanism for preventing separation of the dust container from the main body by moving in a second direction opposite to the first direction.