Multimode Showerhead Coffee Brewer for Single-Serve and Batch Brewing

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Solution Overview

Problem

Existing home and small environment brewers are limited in brew modes, unable to switch between single serve and batch brewing without component exchange, lack a variable bloom phase, and often have fluctuating hot water temperatures, resulting in lower quality brewed beverages.

Innovation Solution

A coffee brewer with a multimode showerhead and processing system that allows switching between single serve and batch brew modes without component exchange, incorporates variable bloom and brew phases, and maintains a constant hot water temperature through a system with a multimode showerhead and processing components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a coffee brewer is designed for single serve brewing, then it can brew quality single servings, but it cannot brew multiple serving batches without component exchange

Engineering Contradiction:
Improvebrew mode flexibilityVSAvoidcomponent exchange requirement
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The showerhead is designed with multiple nozzle configurations that can be selectively activated to perform different functions - single serve brewing and batch brewing - within a single device. The showerhead includes first nozzles for single serve mode and second nozzles for batch mode, allowing one component to serve multiple purposes without requiring component exchange.

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

Solution Approach 2:

The system dynamically switches between different brew modes by selectively activating different nozzle groups based on the desired brewing quantity. The control system enables transition between single serve and batch modes without physical component changes, making the device adaptable to different user needs.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a coffee brewer incorporates a bloom phase feature, then it allows sophisticated brewing processes, but it requires complex control systems

Engineering Contradiction:
Improvebloom phase capabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bloom phase is implemented as a preliminary action before the main brewing process. The system performs a initial water dispensing phase that wets the coffee grounds and allows for gas release, then transitions to the main brew phase. This staged approach enables sophisticated brewing without requiring overly complex simultaneous control of all parameters.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If hot water temperature is maintained at a constant level, then brewing quality is improved, but energy consumption increases

Engineering Contradiction:
Improvetemperature consistencyVSAvoidhot water energy consumption
Core Design Contradiction:
Manufacturing precisionVSUse of energy by moving object

Solution Approach 1:

The hot water generation is segmented into batch-based heating cycles rather than continuous heating. The system heats water to the required temperature and maintains it through insulation and efficient thermal management, reducing energy consumption compared to continuous heating while still providing consistent temperature for brewing.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250311880A1Coffee brewer with multiple BREW modes
Publication Date: 2025.10.09 FELLOW IND INC
  • US20250311880A1 patent drawing
  • US20250311880A1 patent drawing
  • US20250311880A1 patent drawing

AI summary

A coffee brewer can include a main body, water tank, filter box, and multimode showerhead. The water tank can provide water for brewing. The filter box can receive water and coffee brewing materials, brew coffee, and dispense brewed coffee from a filter box outlet. The multimode showerhead can be at the filter box and can operate in multiple different brew modes including a first brew mode for brewing a single serving of coffee and a second brew mode for brewing a multiple serving batch of coffee. The multimode showerhead can include nozzles that dispense water within the filter box. A first portion of the nozzles can be open and dispense water while a second portion of the nozzles can be closed and not dispense water when the showerhead operates in the first brew mode. All nozzles can be open when the showerhead operates in the second brew mode.