Tactile Vibration Control on Smoking Device Casing

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Solution Overview

Problem

Existing smoking devices lack functionality to allow subtle and intuitive operation, particularly indoors, where users desire unnoticeable control over functions such as activation, deactivation, or temperature adjustment.

Innovation Solution

A smoking device with an undulating surface profile on its casing that generates vibration signals through tactile movements, converted into electrical signals by a transducer, allowing activation or deactivation of functions based on these signals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional button or switch controls are used, then the device is easy to operate, but it is noticeable and not suitable for subtle indoor use

Engineering Contradiction:
Improvesubtlety of operationVSAvoidcontrol mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical buttons or switches with a tactile surface that generates vibration signals through finger movements. The vibration signal generator converts mechanical finger movements into electrical signals, eliminating the need for visible buttons while maintaining ease of operation. This substitution enables subtle indoor use without compromising user interaction.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If vibration-based control is implemented, then subtle and intuitive operation is achieved, but the device complexity increases

Engineering Contradiction:
Improveintuitiveness of controlVSAvoidelectronic system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The tactile surface serves multiple functions: it provides structural design elements, generates vibration signals for control, and can indicate device status through vibration patterns. The vibration signal generator can detect various finger movements and convert them into different electrical signals for different functions, making the system multi-functional without proportionally increasing complexity.

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

Solution Approach 2:

The system changes the parameter of interaction from visual button pressing to tactile vibration generation. By detecting the frequency, amplitude, and pattern of vibration signals generated by finger movements on the tactile surface, the system interprets different user intentions. This parameter transformation enables intuitive control while keeping the physical structure simple.

Inventive Principle:
Principle #35Parameter changes

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 easier, more subtle, and entertaining control of the device through vibrations and sounds, enhancing user experience and operational intuitiveness.

Implementation Method 1

at least one side of the casing is provided with an undulating surface profile e.g., having peaks and grooves, whereby vibration signals and/or audio signal are produced by tactile movement over said undulating surface profile

Methodology Applied
Scientific EffectVibration: Vibration

Implementation Method 2

an electronic system configured to activate or deactivate the smoking device based on the vibration signals

Methodology Applied
Scientific EffectTransduction:

Data Source

PatentEP4418938B1Smoking device operatable by vibration generated through tactile movement
Publication Date: 2026.03.11 JT INTERNATIONAL SA
  • EP4418938B1 patent drawingFigure 1~2
  • EP4418938B1 patent drawingFigure 3A~3B
  • EP4418938B1 patent drawingFigure 3C

AI summary

Present invention relates to a smoking device (100) operatable by vibration generated through tactile movement, comprising - A casing (10), wherein at least one side of the casing is provided with an undulating surface profile (20), whereby vibration signals are produced by tactile movement over said undulating surface profile (20); - An electronic system (30)configured to activate or deactivate the device based on the vibration signals.