Magnetic-Base Adjustable Fan for Flexible Airflow Positioning

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Solution Overview

Problem

Existing adjustable fans have fixed support structures that limit motion and positioning options, require complex assembly, and lack integrated control circuitry for enhanced functionality and convenience.

Innovation Solution

An adjustable fan with a flexible, resilient support structure, magnetic base, and integrated control circuitry, including sensors and a lithium-ion battery, allowing for versatile placement, automated operations, and user-friendly control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed support structure is used, then the fan structure is simple and stable, but the range of motion and positioning options are limited

Engineering Contradiction:
Improverange of motion and positioning optionsVSAvoidsupport structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support structure transitions from a fixed rigid design to a dynamic adjustable design with a resilient material component that allows motion. The structure includes a resilient member enabling the support to flex and adjust, providing multiple positioning options while maintaining structural integrity through the magnetic base attachment.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a fixed support structure is used, then the assembly is simple, but it requires physical manipulation to adjust the fan position

Engineering Contradiction:
Improveease of adjustmentVSAvoidadjustment mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The support structure incorporates a resilient member that enables dynamic adjustment through simple physical manipulation. The resilience of the material allows the structure to flex and reposition easily without complex mechanisms, while the magnetic base provides stable attachment when positioned.

Inventive Principle:
Principle #15Dynamics

3Reliability

If separate components or accessories are used for attachment, then the fan can be secured to surfaces, but the assembly becomes complex and portability is reduced

Engineering Contradiction:
Improveattachment securityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The magnetic base integrates the attachment function directly into the fan structure, merging the attachment mechanism with the main body. This eliminates the need for separate components like clamps or brackets, providing secure attachment to magnetic surfaces while maintaining simplicity and portability.

Inventive Principle:
Principle #5Merging (Combining)

4Extent of automation

If manual controls are used, then the fan can be operated, but enhanced functionality and convenience are limited

Engineering Contradiction:
Improveautomated operation capabilityVSAvoidcontrol circuitry complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The fan incorporates sensors that enable automated operation based on environmental conditions. The control circuitry processes sensor inputs and automatically adjusts fan operation without requiring manual intervention, providing enhanced functionality and convenience while maintaining reasonable system complexity.

Inventive Principle:
Principle #25Self-service

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

Enables precise airflow direction, secure attachment to various surfaces, and intelligent operation based on environmental conditions, enhancing user comfort and convenience.

Implementation Method 1

The magnetic base contains magnets that deliver a secure attachment to metallic surfaces

Methodology Applied
Scientific EffectMagnetism: Magnetism

Implementation Method 2

The power source for the fan is preferably a lithium-ion battery, known for its high energy density and compact design. This battery stores electrical energy in a chemical form

Methodology Applied
Scientific EffectBattery (electricity): Battery (electricity)

Implementation Method 3

The electric motor, preferably powered by a lithium-ion battery, converts electrical energy from the battery into mechanical energy to drive the rotation of the blades

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 4

The adjustable support structure, typically made from flexible, yet resilient materials like durable plastic or flexible metals

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12467479B2Adjustable fan with a magnetic base
Publication Date: 2025.11.11 WANCZOWSKI STEPHEN
  • US12467479B2 patent drawing
  • US12467479B2 patent drawing
  • US12467479B2 patent drawing

AI summary

The present invention relates to an adjustable fan having a housing, a motor, a battery, and a plurality of fan blades. The fan further includes an adjustable support structure (e.g. gooseneck) to allow the position and direction of the operation of the fan to be readily manipulated. A power source (e.g. lithium-ion battery or other suitable battery) is electrically connected to the motor, and control circuitry is electrically connected to the power source. Additionally, the fan includes a magnetic element configured to removably connect to a magnetic, metallic object. Further, the adjustable fan may include sensors such as a smoke detection sensor or a timer. The adjustable fan provides versatility and convenience by allowing users to adjust the fan's position and attach it to various objects for optimal airflow.