Rotatable Air Blower Arm With Brush Tip for Flexible Cleaning

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Solution Overview

Problem

Existing air blowers require multiple tools for cleaning and have a fixed angle between the main housing and arm nozzle, making it difficult to reach different parts comfortably and efficiently.

Innovation Solution

A high-velocity compact air blower with a rotatable arm and adjustable angle between the main housing and arm nozzle, featuring a rotatable brush tip for versatile cleaning tasks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a fixed angle between main housing and arm nozzle is used, then the device structure is simple, but it is difficult to reach different parts comfortably

Engineering Contradiction:
Improveuser comfort and accessibilityVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The arm nozzle is made rotatable relative to the main housing through a rotation housing, allowing the angle to be dynamically adjusted between 0-180 degrees. This dynamic configuration enables users to reach different parts comfortably while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple tools are used for cleaning, then cleaning effectiveness is improved, but operation complexity increases

Engineering Contradiction:
Improvecleaning functionalityVSAvoidoperation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The air blower and brush are merged into a single integrated device. The brush is positioned at the distal end of the arm with air outlets surrounding it, allowing both blowing and brushing functions to be performed simultaneously or separately, eliminating the need for multiple separate tools.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device is designed to perform multiple cleaning functions - air blowing and brush cleaning - within a single appliance. The adjustable arm and rotatable brush tip enhance this versatility, allowing the same device to effectively clean various surfaces and reach different areas.

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

3Adaptability or versatility

If a retractable brush tip is added, then cleaning versatility is improved, but device complexity increases

Engineering Contradiction:
Improvebrush positioning flexibilityVSAvoidmechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The brush tip is made retractable along the longitudinal axis of the arm, allowing it to move between extended and retracted positions. This dynamic adjustment provides cleaning versatility for different scenarios while using a relatively simple linear movement mechanism rather than complex multi-axis positioning.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250205753A1Air Blower
Publication Date: 2025.06.26 VORNADO AIR LLC
  • US20250205753A1 patent drawing
  • US20250205753A1 patent drawing
  • US20250205753A1 patent drawing

AI summary

A portable, free-standing air blower is provided. The air blower comprises a main housing with a rotation housing and an extendable arm featuring an air outlet and brush tip. A fan and motor assembly within the main housing generates airflow, enhanced by a vortex lid for improved efficiency. The handle includes a rechargeable battery, visual indicator, and controller for operational adjustments. The arm is rotatably adjustable between at least 0 to 180 degrees relative to the main housing. The air blower combines portability, robust airflow mechanisms, and user-friendly features to provide a multi-functional air blower suitable for diverse environments.