Vacuum Cleaner Modular Assembly with Track-Lock Attachment Mechanism

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Solution Overview

Problem

Existing vacuum cleaners lack versatility and ease of use in terms of attachment and suction control, with limited options for varying cleaning modes and efficient debris collection.

Innovation Solution

A vacuum cleaner assembly featuring a modular design with a handle, body, and dust collection portion that allows for selective attachment and detachment, incorporating a motor-driven impeller for adjustable suction, a user interface for varying suction strengths, and a nozzle with attachments for different cleaning tasks, along with a dust collection cavity and filter system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a modular design with selective attachment is implemented, then ease of operation and versatility are improved, but device complexity increases

Engineering Contradiction:
Improveease of attachmentVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The vacuum cleaner is divided into separate modular components including a handle assembly, a dust collection portion, and a nozzle assembly that can be selectively attached and detached. The connection interfaces include tracks and protrusions that guide and secure the modular components together, enabling easy assembly and disassembly while maintaining structural integrity during operation.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple suction modes are provided, then adaptability and versatility are improved, but device complexity increases

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

Solution Approach 1:

The vacuum cleaner incorporates a control system that enables dynamic adjustment of suction power between multiple modes including a first suction mode and a second suction mode. This allows the device to adapt to different cleaning requirements and surface types, providing enhanced versatility while maintaining a unified device structure through electronic control rather than multiple physical configurations.

Inventive Principle:
Principle #15Dynamics

3Reliability

If a lock passage and protrusion mechanism is used, then reliability of connection is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveconnection reliabilityVSAvoidease of detachment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The connection mechanism uses a track structure as an intermediary guide that receives and directs the protrusion during attachment. The track ensures proper alignment and insertion of the protrusion into the lock passage, while also providing a controlled path for release. This intermediary structure simplifies the user interaction by providing intuitive guidance for both attachment and detachment operations while maintaining secure connection during use.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 cleaning versatility and efficiency by allowing easy attachment and detachment of components, adjustable suction modes, and effective debris collection, improving user experience and cleaning performance.

Implementation Method 1

A motor-driven impeller creates suction

Methodology Applied
Scientific EffectPressure differential: Pressure Gradient

Data Source

PatentUS20240090722A1Vacuum cleaner assembly
Publication Date: 2024.03.21 WHIRLPOOL CORP
  • US20240090722A1 patent drawing
  • US20240090722A1 patent drawing
  • US20240090722A1 patent drawing

AI summary

A vacuum cleaner assembly is provided that includes a body extending along an axis to a base connection end that includes a protrusion. A handle extends from the body opposite the base connection end. A dust collection portion includes a body connection end that includes a track with a lock passage extending perpendicularly from the track. The protrusion is located in the lock passage in a locked position and in the track in an unlocked position to selectively remove the dust collection portion from the body.