Alpha Ionizer Bar with Sinusoidal Rail and Gas Duct

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Solution Overview

Problem

Existing alpha ionizers are limited in their ability to deliver alpha ions over a long distance due to the short range of alpha particle projection, and they often generate high swing voltages that reduce the effectiveness of ion-induced neutralization.

Innovation Solution

An alpha ion emitter apparatus comprising a circuit, a fluid duct with apertures, and a rail connected to the circuit, which emits alpha particles and applies a sinusoidal output signal to repel alpha ions in a specific direction, enhancing ion delivery over a larger area while minimizing voltage swings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If alpha ionizers are placed in close proximity to the work surface, then alpha ions can be delivered effectively, but the neutral area is limited and the device lacks practicality for many applications

Engineering Contradiction:
Improvedelivery distance of alpha ionsVSAvoideffectiveness of ion delivery
Core Design Contradiction:
Length of stationary objectVSReliability

Solution Approach 1:

The patent combines a pulsed DC ionization source with a high-velocity gas stream system. The ionization material emits ions while the gas stream (oxygen, nitrogen, or air) propels these ions over extended distances. This merging of ionization and propulsion systems allows alpha ions to be delivered effectively at distances significantly greater than traditional alpha ionizers, resolving the contradiction between delivery distance and ion effectiveness.

Inventive Principle:
Principle #5Merging (Combining)

2Length of stationary object

If pulsed DC ionizers are used to allow ions to travel further, then a larger area can be kept neutral, but extremely high swing voltages are generated that reduce the effectiveness of ion-induced neutralization

Engineering Contradiction:
Improveneutral area coverageVSAvoidhigh swing voltages
Core Design Contradiction:
Length of stationary objectVSObject-generated harmful factors

Solution Approach 1:

The patent introduces a high-velocity gas stream as an intermediary medium to transport ions. Instead of relying solely on high voltages to propel ions over long distances, the gas stream acts as a carrier that physically transports the ions generated by the pulsed DC ionization source. This intermediary approach enables extended ion delivery range while avoiding the harmful high swing voltages that would otherwise be required.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system utilizes pneumatic principles by employing a high-velocity gas stream (oxygen, nitrogen, or air) to propel ions through the air to the work surface. The gas flow creates a directed stream that carries charged particles over extended distances, replacing the need for extremely high voltages and enabling large-area neutralization without generating harmful voltage swings.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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

The solution allows for the effective neutralization of static charges over a greater distance with reduced voltage fluctuations, improving the efficiency of alpha ion delivery to sensitive electronic components.

Implementation Method 1

a rail electrically connected to the circuit and operatively arranged to hold an alpha ionization material that emits alpha particles, the alpha particles creating alpha ions

Methodology Applied
Scientific EffectAlpha particle emission: Radioactive Decay

Implementation Method 2

the circuit is operatively arranged to apply an output signal to at least one of the fluid duct and the rail

Methodology Applied
Scientific EffectElectrostatic repulsion: Electrostatics

Implementation Method 3

repelling, using the at least one of the fluid duct and the rail, the plurality of alpha ions in a first direction

Methodology Applied
Scientific EffectIon repulsion: Ion Repulsion/Attraction

Implementation Method 4

a fluid duct including one or more apertures

Methodology Applied
Scientific EffectGas flow: Convection

Data Source

PatentUS11569641B2Ionizer bar
Publication Date: 2023.01.31 NRD LLC
  • US11569641B2 patent drawing
  • US11569641B2 patent drawing
  • US11569641B2 patent drawing

AI summary

An alpha ion emitter apparatus, including a circuit, a fluid duct including one or more apertures, and a rail electrically connected to the circuit and operatively arranged to hold an alpha ionization material that emits alpha particles, the alpha particles creating alpha ions, wherein the circuit is operatively arranged to apply an output signal to at least one of the fluid duct and the rail.