Hookah High-Frequency Heating Assembly with Induction Coil

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Solution Overview

Problem

Conventional hookahs rely on open fire for igniting smoke-producing materials, resulting in unregulatable smoke volume and lack of temperature control.

Innovation Solution

A hookah with a high-frequency heating assembly using a magnetic induction coil and metal sheet to heat tobacco materials through electromagnetic induction, incorporating a temperature sensor for over-temperature protection and a modular design with a battery assembly for efficient heating.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If open fire is used to ignite smoke-producing materials, then the ignition is simple and direct, but the smoke volume becomes unregulatable and temperature control is lost

Engineering Contradiction:

Improveignition simplicityVSAvoidsmoke volume control

Core Design Contradiction:

Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent replaces the mechanical/open fire ignition system with an electromagnetic induction heating system. The induction coil generates an electromagnetic field that induces eddy currents in the metal sheet, which in turn generates heat to ignite and heat the tobacco material. This substitution enables precise control of heating temperature and smoke volume through electrical control, while eliminating the uncontrolled nature of open fire ignition.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Ease of manufacture

If open fire is used for heating, then the heating process is straightforward, but temperature control and over-temperature protection are unavailable

Engineering Contradiction:

Improveheating process simplicityVSAvoidtemperature control and safety

Core Design Contradiction:

Ease of manufactureVSReliability

Solution Approach 1:

The patent incorporates a temperature sensor that detects the temperature of the heating assembly and provides feedback to the control circuit. When the temperature exceeds a predetermined threshold, the control circuit automatically adjusts or shuts off the heating power to prevent overheating. This feedback mechanism ensures reliable temperature control and over-temperature protection while maintaining a relatively simple heating process.

Inventive Principle:

Principle #23Feedback

3Device complexity

If conventional heating methods are used, then the structure is simple, but heating efficiency and smoke consistency are poor

Engineering Contradiction:

Improvestructure simplicityVSAvoidheating efficiency and smoke consistency

Core Design Contradiction:

Device complexityVSProductivity

Solution Approach 1:

The patent employs electromagnetic induction heating technology to replace conventional thermal conduction or convection heating methods. The induction coil generates a high-frequency electromagnetic field that directly induces eddy currents in the metal sheet, converting electromagnetic energy into thermal energy efficiently. This results in rapid, uniform heating of the tobacco material, improving heating efficiency and smoke consistency while maintaining reasonable structural complexity.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

4Stability of the object's composition

If tobacco materials are fixed in the cup, then the structure is stable, but replacement of tobacco materials becomes difficult

Engineering Contradiction:

Improvestructural stabilityVSAvoidtobacco material replacement

Core Design Contradiction:

Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent divides the cup into separable components, typically a cup body and a lid or cover that can be easily removed. The tobacco material is placed in the cup body, and the lid can be detached to allow for easy addition or replacement of tobacco materials. This segmentation maintains structural stability during use while enabling convenient maintenance and material replacement by users.

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

Enables controlled and efficient heating of tobacco materials, providing consistent smoke volume and over-temperature protection, while allowing for easy replacement of tobacco materials and improved heating efficiency.

Implementation Method 1

when the magnetic induction coil is electrified, an eddy current is generated in the metal sheet whereby the metal sheet produces heat to heat the tobacco material

Methodology Applied

Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

an eddy current is generated in the metal sheet whereby the metal sheet produces heat

Methodology Applied

Scientific EffectEddy current heating: Eddy Currents

Data Source

PatentUS11889859B2Hookah

Publication Date: 2024.02.06 ASPIRE NORTH AMERICA LLC

AI summary

A hookah includes a high-frequency heating assembly and a battery assembly connected to the high-frequency heating assembly. The high-frequency heating assembly includes a cup, a metal sheet, and a magnetic induction coil. The cup includes high-temperature resistant non-metallic material and is configured to accommodate a tobacco material. The metal sheet is fixed in the cup and the cup is disposed in the magnetic induction coil. When the magnetic induction coil is electrified, an eddy current is generated in the metal sheet whereby the metal sheet produces heat to heat the tobacco material.