Pour-Over Coffee Nozzle Control for Multi-Cup Brewing Consistency
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Solution Overview
Problem
Existing pour-over coffee brewing methods are inefficient for commercial settings, requiring manual skill and consistency to brew multiple cups simultaneously, leading to wastefulness and reduced quality due to the need for separate pouring spouts and labor-intensive monitoring by baristas.
Innovation Solution
An automated system with a computerized control system and a nozzle mechanism that moves along linear and rotational axes to precisely control water temperature and dispensation patterns across multiple coffee filters, allowing for simultaneous brewing of multiple cups with staggered pours and artistic patterns, reducing manual intervention and increasing throughput.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual pour-over brewing is used with separate pouring spouts for each cup, then each cup can be brewed with individual attention, but the system becomes inefficient and wasteful when brewing multiple cups simultaneously
Solution Approach 1:
The patent combines multiple pouring spouts into a single shared spout that serves multiple coffee filters. The single spout is equipped with a control system that directs water flow to different filters at appropriate times, merging what were previously separate functions into one integrated component, thereby improving efficiency while maintaining quality consistency
Solution Approach 2:
The single pouring spout is designed to perform multiple functions by serving different coffee filters at different times. The control system enables the spout to be universally applied across multiple brewing stations, allowing one spout to replace what would traditionally require multiple dedicated spouts
2Reliability
If a barista carefully monitors and adds water to each filter at the appropriate moment, then coffee quality is maintained, but the process becomes labor-intensive and inefficient
Solution Approach 1:
The system implements self-service by using automated sensors and control mechanisms to monitor brewing progress and trigger water dispensing without requiring continuous barista intervention. The machine autonomously determines when each filter needs water and activates the pouring spout accordingly, freeing the barista from manual monitoring tasks
Solution Approach 2:
The system incorporates feedback mechanisms through sensors that monitor water flow, filter saturation, and brewing stage. This feedback information is processed by the control system to automatically adjust water dispensing timing and amount, maintaining quality consistency without requiring barista expertise for each individual pour
3Productivity
If multiple independent pouring spouts are used for simultaneous brewing, then each station can operate independently, but the system becomes complex and wasteful
Solution Approach 1:
The patent merges multiple independent pouring spouts into a single shared spout that is controlled by a centralized control system. This consolidation reduces the number of physical components while the control system manages multiple brewing stations, achieving high throughput without proportional increases in system complexity
Data Source
AI summary
A coffee maker efficiently automates the process of pour-over coffee brewing by employing a computer system that controls how and when hot water is dispensed into a coffee filter. The computer system controls a mechanism that pulls a nozzle back and forth along a linear track, and rotates the linear track. A user generally puts a coffee filter in place and then pushes a button on the computer system once to allow the system to wet the coffee filter. Then the user could put coffee grounds into the coffee filter and push the button again to allow the system to lightly wet the surface of the coffee grounds. The user could then place the coffee cup underneath the filter and push the button a third time to allow coffee to be slowly brewed as spirals of hot water are dispensed on the coffee grounds.