Aerosol Device Side Cavity Perpendicular Insertion

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Solution Overview

Problem

Existing aerosol-generating devices often face difficulties in the insertion and removal of aerosol-generating articles, requiring users to grasp the mouthpiece or device, which can be undesirable.

Innovation Solution

The aerosol-generating device features a cavity configured for perpendicular insertion and removal of aerosol-generating articles, with apertures and tapering portions to facilitate easy insertion and retention, allowing for simultaneous use of multiple articles and customizable smoking experiences.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the cavity is designed for perpendicular insertion, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of insertion and removalVSAvoidcavity configuration
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cavity is configured to receive the aerosol-generating article in a direction substantially perpendicular to the longitudinal axis of the device, rather than along the longitudinal axis. This dimensional change simplifies the insertion and removal operations by allowing lateral access to the cavity, making it easier for users to load and unload articles without complex grasping maneuvers.

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

2Ease of operation

If apertures and tapering portions are added to facilitate insertion, then ease of operation is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveease of insertionVSAvoidaperture and tapering portion dimensions
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The cavity includes a tapering portion that gradually narrows in the direction of insertion, and apertures that are formed beforehand in the housing. These features are built into the device during manufacturing, allowing users to easily align and insert the aerosol-generating article without requiring complex real-time adjustments or precise manual positioning during operation.

Inventive Principle:
Principle #10Preliminary action

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 simplifies the insertion and removal process, prevents over-insertion, and allows for user customization by enabling the use of multiple articles, enhancing user convenience and flexibility.

Implementation Method 1

an electric heater for heating an aerosol-generating article

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

an aerosol-generating element configured for aerosolising the liquid aerosol-forming substrate

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS11666090B2Aerosol-generating device having a side cavity
Publication Date: 2023.06.06 PHILIP MORRIS PRODUCTS SA
  • US11666090B2 patent drawing
  • US11666090B2 patent drawing
  • US11666090B2 patent drawing

AI summary

An aerosol-generating device is provided, including an elongate housing having a first end, a second end, and a longitudinal axis extending between the first and the second ends; a cavity configured for insertion of an aerosol-generating article into the cavity along a first direction that is substantially perpendicular to the longitudinal axis; first and second apertures at first and second ends of the cavity and being configured for insertion and removal of the aerosol-generating article; an electrical power supply positioned within the elongate housing; at least one electrical heater, and a controller disposed within the elongate housing and configured to control a supply of electrical power from the electrical power supply to the at least one electrical heater when the aerosol-generating article is received within the cavity.