Staggered Atomizer Core and Ventilation Hole for Thin E-Cigarette Design

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Solution Overview

Problem

Existing electronic cigarettes face challenges in miniaturization due to internal component constraints, leading to increased inhaling resistance and poor user experience, as well as discomfort during handling and carrying due to their thickness.

Innovation Solution

The design of an atomization device with a shell featuring a separation piece and an atomizing core assembly, where the atomizing core and ventilation hole are staggered in the width direction, reducing the thickness of the shell and optimizing internal structure for better user experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the internal space of an electronic cigarette is designed to be excessively small to meet the demand for miniaturization, then the volume and weight are reduced, but the internal components become excessively compact, resulting in greater inhaling resistance and poor user experience

Engineering Contradiction:
Improvevolume of electronic cigaretteVSAvoidinhaling resistance
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent applies dimensional reorganization by staggering the atomizing core assembly and ventilation hole in the width direction rather than arranging them sequentially in the thickness direction. This spatial redistribution allows air and liquid pathways to overlap in the width dimension, effectively reducing the thickness dimension while maintaining adequate pathway dimensions for low resistance inhalation.

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

Solution Approach 2:

The patent implements nested arrangement where the air outlet pipe is positioned to connect the air outlet to the ventilation hole, with the atomizing chamber connected through the ventilation hole. This nested configuration allows multiple functional pathways (air inlet, atomization, air outlet) to be integrated within a compact volume, reducing overall device thickness while maintaining functional effectiveness.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If existing electronic cigarettes are designed with sufficient internal space for components, then user experience is improved, but the electronic cigarettes become relatively thick, causing poor gripping and carrying experience

Engineering Contradiction:
Improveuser experienceVSAvoidthickness of electronic cigarette
Core Design Contradiction:
Ease of operationVSLength of stationary object

Solution Approach 1:

The patent redistributes component positions from a sequential arrangement along the thickness direction to a staggered arrangement in the width direction. The atomizing core assembly and ventilation hole are positioned at different width coordinates, allowing their functional pathways to overlap spatially. This reduces the required thickness while maintaining adequate pathway dimensions for comfortable inhalation and vapor delivery.

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

Solution Approach 2:

The patent creates dynamic spatial utilization by allowing the air pathway and liquid pathway to intersect and overlap in the width direction. This dynamic arrangement enables the same spatial volume to serve multiple functions simultaneously, reducing the overall thickness requirement while maintaining sufficient pathway cross-sections for optimal user experience.

Inventive Principle:
Principle #15Dynamics

3Length of stationary object

If the internal components are arranged compactly to reduce thickness, then portability is improved, but the air outlet pipe and atomizing core assembly occupy overlapping space, increasing device complexity

Engineering Contradiction:
Improvethickness of electronic cigaretteVSAvoidinternal structure complexity
Core Design Contradiction:
Length of stationary objectVSDevice complexity

Solution Approach 1:

The patent segments the internal components into distinct functional modules with clear spatial separation in the width direction. The atomizing core assembly is positioned at one width coordinate while the ventilation hole is positioned at another, creating modular segments that can be independently designed and assembled. This segmentation reduces complexity by avoiding overlapping component designs while achieving compact thickness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs asymmetric arrangement where the atomizing core assembly and ventilation hole are deliberately positioned at different width coordinates rather than symmetrically or sequentially. This asymmetric staggering creates an optimized spatial configuration that reduces thickness without requiring complex overlapping component designs, simplifying the overall internal structure.

Inventive Principle:
Principle #4Asymmetry

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 allows for a thinner, more ergonomic electronic cigarette with reduced inhaling resistance and improved handling, enhancing user experience by minimizing the occupied space in the thickness direction and increasing the internal storage capacity of the liquid chamber.

Implementation Method 1

the atomizing core assembly being configured to absorb liquid in the liquid storage chamber and perform atomizing

Methodology Applied
Scientific EffectAtomization: Aerosol

Data Source

PatentUS20240334978A1Atomization device for electronic cigarette and electronic cigarette
Publication Date: 2024.10.10 BYD PRECISION MANUFACTURE CO LTD
  • US20240334978A1 patent drawing
  • US20240334978A1 patent drawing
  • US20240334978A1 patent drawing

AI summary

The atomizing device for an electronic cigarette includes a shell and an atomizing core assembly. An air outlet is provided on the shell. A liquid storage chamber, an atomizing chamber and a separation piece are arranged in the shell. The liquid storage chamber and the atomizing chamber are located on two sides of the separation piece in a length direction of the shell. A ventilation hole extending in the length direction is formed on the separation piece. The atomizing core assembly is fixed on the separation piece, and the atomizing core assembly and the ventilation hole are staggered. An air outlet pipe is provided in the shell, the air outlet pipe connects the air outlet to the ventilation hole, the atomizing chamber is connected to the air outlet pipe through the ventilation hole. The atomizing core assembly is configured to absorb liquid in the liquid storage chamber and perform atomizing.