Chai tea brewer

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Solution Overview

Problem

Traditional chai tea brewing methods are labor-intensive and require precise control over ingredient ratios and brewing times, making it difficult to consistently produce high-quality chai without bitterness or astringency.

Innovation Solution

An automatic chai tea brewing system with separate containers for water and milk, a brew pot with integrated heating, and a controller that uses sensors and user inputs to manage the brewing process, including precise dispensing mechanisms and a mesh filter to separate tea leaves and spices, allowing for programmable parameters and remote operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional manual brewing method is used, then flexibility in recipe variation is maintained, but brewing consistency and quality control deteriorate

Engineering Contradiction:
Improverecipe variation flexibilityVSAvoidbrewing consistency
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The brewing system is segmented into independent functional modules: separate containers for water and milk, individual dispensing mechanisms for each liquid, independent heating elements, and a controller that manages each component separately. This segmentation allows precise control of each brewing parameter while maintaining overall brewing consistency through automated coordination of all components.

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If automated brewing system is implemented, then brewing consistency and quality control improve, but device complexity increases

Engineering Contradiction:
Improvebrewing consistencyVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The controller serves multiple functions: it regulates heating elements, controls liquid dispensing mechanisms, monitors brewing time, and manages temperature profiles. The heating elements serve dual purposes of heating both water and milk containers. This multi-functionality reduces the number of separate control devices needed, thereby managing system complexity while maintaining brewing consistency.

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

3Manufacturing precision

If precise control over brewing time and temperature is applied, then chai quality and flavor extraction improve, but ease of operation deteriorates

Engineering Contradiction:
Improveflavor extraction qualityVSAvoidmanual monitoring requirement
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The brewing system is designed to automatically monitor and adjust all brewing parameters including temperature, time, and liquid dispensing without requiring user intervention. The controller continuously monitors the brewing process and makes real-time adjustments, allowing the system to serve itself and eliminating the need for manual monitoring while maintaining precise flavor extraction quality.

Inventive Principle:
Principle #25Self-service

4Manufacturing precision

If separate containers for water and milk with precise dispensing are used, then ingredient ratio precision improves, but device complexity increases

Engineering Contradiction:
Improveingredient ratio precisionVSAvoiddispensing mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system replaces complex mechanical dispensing mechanisms with electronically controlled valves and pumps that are regulated by a digital controller. This substitution allows precise control of water and milk dispensing through electronic signals rather than mechanical adjustments, achieving accurate ingredient ratios while managing the complexity through electronic control systems.

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

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

The system simplifies and standardizes the brewing process, ensuring efficient, high-quality chai production by automating the brewing time, ingredient ratios, and temperature control, eliminating the need for manual monitoring and reducing waste.

Implementation Method 1

The brew pot may be placed on a heating element

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

the surface that contacts the heating element may be made of thermal conductive material

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 3

The other surfaces can have thermal insulation for safety and to preserve heat within the brew pot

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 4

The check valve at the drain hole may prevent leaking of the liquid

Methodology Applied
Scientific EffectValve mechanism: Valve

Implementation Method 5

The mesh filter can be basket-shaped, cylindrical, spherical or oval. The mesh filter can be non-removable, or it can be easily removed by fingers or by dumping it out from the top of the tea brewer

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Implementation Method 6

a gas pump may pressurize either the water or milk containers so as to allow fluid displacement into the brew pot

Methodology Applied
Scientific EffectPressure displacement: Pressurisation

Data Source

PatentUS10506893B2Chai tea brewer
Publication Date: 2019.12.17 THAKKAR VIRAL
  • US10506893B2 patent drawing
  • US10506893B2 patent drawing
  • US10506893B2 patent drawing

AI summary

An automatic tea brewing system may include a first container configured to hold a first liquid; a second container configured to hold a second liquid; a brew pot configured to be fluidly coupled to the first container and to the second container; a heating element; and a controller programmed to dispense the first liquid from the first container to the brew pot at a first time, heat the first liquid in the brew pot to a first temperature, dispense the second liquid from the second container to the brew pot at a second time later than the first time to produce a liquid combination in the brew pot, heat the liquid combination in the brew pot to a second temperature, and, at a third time later than the second time, begin decreasing the temperature of the liquid combination.