Aerosol Coupler Layout for Compact Side-by-Side Cartridge Housing

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Solution Overview

Problem

Existing aerosol delivery devices often have elongated, tubular configurations that mimic cigarettes or cigars, leading to issues such as difficulty in retaining the device in a desired position, increased size, and strain on electrical connectors, which can affect usability and durability.

Innovation Solution

The aerosol delivery device features a housing with a non-coaxial, parallel configuration for the electrical power source and cartridge cavities, allowing for a more compact design, improved stress distribution, and enhanced usability, with a side-by-side arrangement that accommodates larger components and provides a secure connection between the control body and cartridge.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the electrical power source and cartridge are arranged in a traditional elongated, tubular, coaxial configuration, then the device mimics the appearance of traditional smoking articles, but the device length increases and portability decreases

Engineering Contradiction:
Improveaesthetic appearanceVSAvoiddevice length
Core Design Contradiction:
ShapeVSLength of moving object

Solution Approach 1:

The patent transitions from a traditional linear, coaxial arrangement to a non-coaxial, parallel configuration where the electrical power source and cartridge are positioned side-by-side rather than end-to-end. This dimensional reorganization allows the components to occupy space more efficiently, reducing the overall device length while maintaining all necessary functional relationships.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Length of moving object

If the electrical power source and cartridge are arranged in a non-coaxial, parallel configuration, then the device becomes more compact and portable, but the connection between components experiences increased stress

Engineering Contradiction:
Improvedevice lengthVSAvoidconnection durability
Core Design Contradiction:
Length of moving objectVSStrength

Solution Approach 1:

The patent employs an asymmetric, non-coaxial arrangement where the electrical power source and cartridge are positioned parallel to each other but offset from a common central axis. This asymmetric configuration distributes mechanical stress more evenly across the connection points and housing structure, preventing concentration of forces at a single location and thereby enhancing overall connection durability despite the compact layout.

Inventive Principle:
Principle #4Asymmetry

3Volume of moving object

If the electrical power source and cartridge are arranged in a non-coaxial, parallel configuration, then the internal volume for component placement increases, but the device complexity increases

Engineering Contradiction:
Improveinternal volumeVSAvoidhousing configuration
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The patent divides the housing into distinct, modular compartments: an electrical power source cavity and a cartridge cavity. Each cavity is independently configured to accommodate its respective component, allowing for optimized space utilization and easier assembly/disassembly. This segmentation approach increases internal volume efficiency while managing complexity through modular design principles.

Inventive Principle:
Principle #1Segmentation

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

This configuration results in a more portable, user-friendly device with increased internal volume for component placement, reduced strain on connections, and improved durability, while maintaining the aesthetic and functional aspects of traditional smoking articles.

Implementation Method 1

an atomizer comprising a heating element configured to heat an aerosol precursor

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentUS20240024596A1Aerosol delivery device including a housing and a coupler
Publication Date: 2024.01.25 RAI STRATEGIC HOLDINGS INC
  • US20240024596A1 patent drawing
  • US20240024596A1 patent drawing
  • US20240024596A1 patent drawing

AI summary

The present disclosure relates to aerosol delivery devices. The aerosol delivery devices may include a control body and a cartridge including an atomizer and a reservoir configured to contain an aerosol precursor composition. The control body may include a housing defining an electrical power source cavity that extends along a first longitudinal axis and is configured to receive an electrical power source. The control body may additionally include a coupler configured to engage a cartridge including an aerosol precursor composition such that the cartridge extends along a second longitudinal axis. The first longitudinal axis and the second longitudinal axis may be non-coaxial and oriented substantially parallel to one another. A related assembly method is also provided.