Smoking device

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Solution Overview

Problem

Conventional smoking devices face challenges in generating a sufficient amount of smoke at lower temperatures for warm and cold smoking processes, often requiring longer times to produce a desired smoked product due to low fire power settings.

Innovation Solution

The smoking device incorporates a smoke generating chamber, a communication path, and a cooling unit, allowing for the generation and control of smoke at various temperatures, with an auxiliary heating unit and controller to manage smoke temperature and pressure, ensuring a consistent smoke supply for efficient smoking across different temperature ranges.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If the fire power of the gas burner is set low for warm smoking or cold smoking, then the smoking temperature is controlled within the desired range, but an insufficient amount of smoke is generated and longer time is required to complete the smoking process

Engineering Contradiction:
Improvesmoking temperatureVSAvoidsmoke generation efficiency
Core Design Contradiction:
TemperatureVSProductivity

Solution Approach 1:

The device divides the smoking chamber into an upper smoking chamber and a lower smoke generating chamber. The smoke generating chamber is dedicated to producing smoke at high efficiency, while the smoking chamber receives the smoke and maintains controlled temperature for the food product. This segmentation allows the gas burner to operate at high fire power in the smoke generating chamber while the smoking chamber maintains lower temperature through the cooling unit.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cooling unit acts as an intermediary between the hot smoke source and the smoking chamber. It cools the smoke generated by the high-power gas burner before the smoke enters the smoking chamber, enabling temperature control without reducing the smoke generation capacity of the burner.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Temperature

If the fire power of the gas burner is set low for warm smoking or cold smoking, then the smoking temperature is controlled within the desired range, but a desired smoked product cannot be manufactured in some cases

Engineering Contradiction:
Improvesmoking temperatureVSAvoidproduct quality assurance
Core Design Contradiction:
TemperatureVSReliability

Solution Approach 1:

By separating the smoke generation function from the smoking function into different chambers, the system ensures reliable smoke production in the lower chamber while maintaining precise temperature control in the upper smoking chamber. This guarantees consistent product quality regardless of the smoking temperature selected.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cooling unit serves as a mediator that decouples the relationship between burner fire power and smoking chamber temperature. This allows the system to maintain high smoke generation reliability while independently controlling the smoking temperature to meet quality requirements for different product types.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Temperature

If a gas burner is used to heat smoking material, then smoke is generated through combustion, but the fire power must be reduced for low temperature smoking which limits smoke quantity

Engineering Contradiction:
Improvesmoking temperatureVSAvoidsmoke quantity
Core Design Contradiction:
TemperatureVSQuantity of substance

Solution Approach 1:

The device separates the combustion process from the smoking process into distinct chambers. The lower smoke generating chamber allows the gas burner to operate at high fire power for maximum smoke quantity, while the upper smoking chamber receives the generated smoke and maintains lower temperature through the cooling unit, thus resolving the conflict between temperature control and smoke quantity.

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 enables the production of a desired smoked product using a sufficient amount of smoke at any smoking temperature, reducing production time and minimizing smoke leakage, while also allowing for the manufacture of fermented products with extended storage capabilities.

Implementation Method 1

The smoking heating unit generates smoke in the smoke generating chamber by heating a smoking material housed in the smoke generating chamber

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

The cooling unit cools smoke passing through the communication path

Methodology Applied
Scientific EffectCooling: Cooling

Data Source

PatentUS10271559B2Smoking device
Publication Date: 2019.04.30 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
  • US10271559B2 patent drawing
  • US10271559B2 patent drawing
  • US10271559B2 patent drawing

AI summary

Smoking device includes smoking chamber, smoke generating chamber, smoking heater, communication path, and fan. Smoking chamber houses raw material of a smoked food product. Smoke generating chamber is disposed below smoking chamber. Smoking heater generates smoke in smoke generating chamber by heating smoking material housed in smoke generating chamber. Communication path communicates smoking chamber with smoke generating chamber. Cooling fan cools smoke passing through communication path. According to the present aspect, a desired smoked product can be manufactured by using a sufficient amount of smoke at any smoking temperature.