Vaporization Device Heating Coil and Absorbent Core Assembly

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Solution Overview

Problem

Conventional e-cigarettes face inefficiencies in heating and vaporizing liquids due to inadequate contact between the heating component and the liquid reservoir, leading to ineffective vaporization, high vapor temperatures, and complex assembly processes, along with excessive production costs and liquid absorption issues.

Innovation Solution

A vaporization device with a heating component featuring an absorbent core element and a heating coil wound around it, which absorbs liquid and vaporizes it efficiently, along with a simplified assembly design and a nozzle cap with an oil-absorbing element to reduce vapor temperature and improve liquid absorption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a heating wire is wound around a glass fiber core and guided out of a venting tube, then the heating component can be constructed, but the assembly process becomes complicated and the heating wire is prone to damage

Engineering Contradiction:
Improveheating wire durabilityVSAvoidassembly process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs a disposable heating component where the heating wire is pre-attached to a venting tube in a factory setting. The entire heating component is replaced after use, eliminating the complexity of assembling and protecting the heating wire during manufacturing. This approach trades the durability of reusable components for simplified assembly and manufacturing processes.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Ease of manufacture

If conventional e-cigarette design is used, then production can proceed with standard components, but there are unnecessary parts that increase production costs and time

Engineering Contradiction:
Improveproduction efficiencyVSAvoidnumber of parts
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent integrates the heating component, venting tube, and liquid reservoir into a more unified structure. The heating component is directly positioned within the liquid reservoir without requiring separate complex mounting mechanisms. This merging of functions reduces the number of discrete parts and simplifies the manufacturing process.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The venting tube serves multiple functions: it acts as a structural support, a liquid pathway, and a mounting structure for the heating wire. This multi-functionality eliminates the need for separate components, reducing part count and production complexity.

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

3Productivity

If heating component is positioned away from liquid reservoir, then assembly is simpler, but heating and vaporizing efficiency decreases

Engineering Contradiction:
Improvevaporization efficiencyVSAvoidcontact surface area
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The heating wire is wrapped around the venting tube in a specific pattern that maximizes contact with the liquid reservoir walls. This localized optimization of heat transfer surfaces ensures efficient heating without requiring the entire heating component to be complex or extensively contact the liquid.

Inventive Principle:
Principle #3Local quality

4Productivity

If vaporization occurs at high temperature, then vaporization speed increases, but vapor temperature becomes dangerously high

Engineering Contradiction:
Improvevaporization rateVSAvoidvapor temperature
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent utilizes the phase transition of liquid to vapor through controlled heating. The heating wire provides just enough heat to facilitate the phase change from liquid to vapor without excessive temperature rise. The venting tube structure also helps in distributing the heat more evenly, preventing localized overheating and dangerous vapor temperatures.

Inventive Principle:
Principle #36Phase transitions

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 device achieves efficient vaporization with reduced vapor temperatures, simplified assembly, and cost-effective production, providing a consistent and safer vaping experience by ensuring only absorbed liquid is heated, thus preventing molecular breakdown and undesirable flavors.

Implementation Method 1

The heating component includes an absorbent core element. The core element is configured to absorb a liquid.

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

The core element is configured to absorb a liquid

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 3

The heating coil is configured to be energized to produce vaporized aerosol from the liquid

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 4

The nozzle cap includes an oil-absorbing element. The oil-absorbing element is at least partially disposed within the cavity

Methodology Applied
Scientific EffectAdsorption: Adsorption

Data Source

PatentUS11064735B1Vaporization device with bottom cap
Publication Date: 2021.07.20 BIDI VAPOR LLC
  • US11064735B1 patent drawing
  • US11064735B1 patent drawing
  • US11064735B1 patent drawing

AI summary

In one example, a vaporization device includes a housing, a heating component disposed in the housing, and a first sleeving. The heating component includes an absorbent core element and a heating coil at least partially wound around the core element. The first sleeving includes an outer wall defining a notch leading to a through hole configured to receive and fixedly secure the core element. In another example, a vaporization device includes a bottom cap including an airflow sensor, a light source, and a light guide element. The light guide element is configured to operatively secure the bottom cap to a housing and to permit illuminated light from the light source to pass therethrough. In another example, a vaporization device includes a nozzle cap defining an air inlet, an air outlet, and an air channel and including a baffle and an oil-absorbing element.