Hand Vacuum Cleaner Openable Sidewall for Debris-Free Emptying
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Solution Overview
Problem
Hand vacuum cleaners have limited dirt collection capacity and are prone to debris blocking the dirt outlet, making it difficult to empty and clean.
Innovation Solution
A hand vacuum cleaner with an air treatment chamber and an external dirt collection chamber, where the sidewall separating the chambers is openable, allowing both chambers to be emptied together, and the dirt outlet is also opened, facilitating easy removal of debris.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the air treatment chamber and dirt collection chamber are separated by a closed sidewall, then the structural integrity and separation of chambers is maintained, but the ease of emptying and cleaning deteriorates due to difficulty in accessing blocked dirt outlets
Solution Approach 1:
The sidewall separating the air treatment chamber and dirt collection chamber is divided into a fixed portion and a movable portion. The movable portion can be independently opened to provide direct access to the dirt outlet, allowing users to remove blocked debris without opening the entire chamber assembly. This segmentation resolves the contradiction by creating targeted access points that simplify emptying operations while preserving the overall structural integrity of the separated chamber design.
2Ease of operation
If only the dirt collection chamber is opened for emptying, then the dirt collection chamber is accessible, but the dirt outlet remains blocked by debris that cannot be easily removed
Solution Approach 1:
The movable portion of the sidewall is designed to be opened in conjunction with the dirt collection chamber opening, providing preliminary and direct access to the dirt outlet before the chamber is fully emptied. This preliminary action of opening the sidewall portion ensures that the dirt outlet is accessible from the beginning of the emptying process, allowing users to immediately remove blocked debris such as hair or elongated objects that would otherwise obstruct the emptying operation.
3Ease of operation
If the sidewall is made fully openable, then complete access to both chambers is achieved, but the structural stability and protection of internal components deteriorates
Solution Approach 1:
The sidewall is segmented into a fixed portion that maintains structural integrity and a movable portion that provides selective access. The fixed portion retains the overall strength and protective enclosure of the chamber assembly, while the movable portion is specifically designed to be openable for maintenance purposes. This segmentation allows the structure to simultaneously achieve both structural stability and operational accessibility without compromising either requirement.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances the ease of emptying and cleaning by allowing for the simultaneous opening of both chambers, effectively removing debris that may block the dirt outlet, especially elongated items like hair.
Implementation Method 1
a cyclone bin assembly including a cyclone chamber positioned in the air flow path and a dirt collection chamber
Data Source
AI summary
A hand vacuum cleaner has an air treatment chamber which has an axis extending between the front and rear ends of the air treatment chamber. An openable door is rotatably moveable to an open position in which an opening is provided and dirt collected by the hand vacuum cleaner is emptyable through the opening. A rotational mount is provided at a first end of the openable door and an opposed second end is moveable to enable the hand vacuum cleaner to be emptied through the opening, wherein in the closed position, the opposed second end is located at the front end of the hand vacuum cleaner. A latch releasable secures the door in the closed position. An axial projection of the dirty air inlet extends centrally through the air treatment chamber and the axis on the inlet conduit extends in a common direction with the air treatment chamber axis.