Multi-compartment Vaporization Cartridge with Independent Heating

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Solution Overview

Problem

Existing electronic vaporization devices lack the ability to efficiently and selectively vaporize multiple materials to different target temperatures, which limits their capability to generate inhalable aerosols with desired properties.

Innovation Solution

A device with a detachable cartridge containing multiple compartments, each with a resistive heating element and wicking material, allowing for independent temperature control of different vaporizable materials, enabling the generation of aerosols with specific properties by adjusting heating elements and wicking materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single heating element is used to vaporize multiple materials, then device complexity is reduced, but temperature control precision for different materials deteriorates

Engineering Contradiction:
Improvenumber of heating elementsVSAvoidtemperature control precision
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent divides the vaporization system into multiple independent heating elements, each dedicated to a specific material compartment. This segmentation allows each heating element to be independently controlled at its optimal temperature, resolving the contradiction between device simplicity and temperature control precision.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If multiple heating elements with separate control are used, then temperature control precision for different materials is improved, but device complexity increases

Engineering Contradiction:
Improvetemperature control precisionVSAvoidnumber of heating elements
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent implements segmentation by creating separate heating zones for different materials, allowing precise temperature control for each material type while maintaining independent operation of each heating element.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control system is designed with multi-functionality to manage multiple heating elements through a unified interface, reducing the perceived complexity while maintaining precise individual control over each heating zone.

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

3Productivity

If different target temperatures are applied to different vaporizable materials, then vaporization efficiency is improved, but control system complexity increases

Engineering Contradiction:
Improvevaporization efficiencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The control system dynamically adjusts the temperature of each heating element based on the specific material being vaporized and the desired vapor output characteristics. This dynamic control enables optimized vaporization efficiency for different materials without requiring a completely separate control system for each scenario.

Inventive Principle:
Principle #15Dynamics

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 the production of inhalable aerosols with precise temperature control, reducing the presence of harmful compounds and improving user experience by providing customizable vaporization profiles.

Implementation Method 1

a first heating element configured to vaporize the first vaporizable material... the first heating element comprises a resistive heater circuit

Methodology Applied
Scientific EffectResistive heating: Joule Heating

Implementation Method 2

the first wire in contact with the first wicking material, wherein the first wicking material is in fluid communication with the first vaporizable material

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 3

a first heating element configured to vaporize the first vaporizable material... generate an aerosol for inhalation by a subject

Methodology Applied
Scientific EffectVaporization: Evaporation

Data Source

PatentUS20230389604A1Multiple heating elements with separate vaporizable materials in an electric vaporization device
Publication Date: 2023.12.07 JUUL LABS INC
  • US20230389604A1 patent drawing
  • US20230389604A1 patent drawing
  • US20230389604A1 patent drawing

AI summary

A cartridge for use with a vaporization device comprising a first heating element, a first compartment for containment of a first vaporizable material, and a second compartment for containment of a second vaporizable material, wherein the device generates an aerosol for inhalation by a subject by heating the first vaporizable material or the second vaporizable material.