Threaded Brew Head Linkage for Precise Pod Size Adaptation
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Solution Overview
Problem
Brewing machines in aircraft applications face issues with brew pods of varying sizes and shapes, leading to sub-optimal brew time and temperature due to incorrect seating, which affects the quality of brewed products like coffee or tea.
Innovation Solution
A finely adjustable brew head linkage system that includes a handle engaging linkage element, a head engaging linkage element, and an adjusting element, allowing for precise adjustment of the distance between these components to accommodate different brew pod sizes, ensuring proper seating and consistent brewing conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed brew head linkage is used, then the device complexity is reduced, but the adaptability to different brew pod sizes deteriorates
Solution Approach 1:
The brew head linkage is made adjustable through a threaded adjusting element that allows the distance between the brew head and handle to be modified. This dynamic adjustment capability enables the system to adapt to different brew pod sizes while maintaining a relatively simple overall structure without requiring multiple fixed linkage configurations.
2Adaptability or versatility
If the brew head linkage is made adjustable, then the adaptability to different brew pod sizes is improved, but the device complexity increases
Solution Approach 1:
The linkage length parameter is made variable through the adjusting element with threaded portions. By changing the threaded parameter (number of threads engaged), the distance between brew head and handle can be precisely adjusted to accommodate different brew pod dimensions, providing adaptability through a single adjustable component rather than multiple fixed components.
3Manufacturing precision
If a coarse adjustment mechanism is used, then the device complexity is reduced, but the manufacturing precision of the linkage distance deteriorates
Solution Approach 1:
The adjustment function is extracted as a separate, dedicated adjusting element with threaded portions that can be independently modified. This allows precise adjustment of the linkage distance without complicating the overall linkage structure, as the precision adjustment capability is contained within the single adjusting element rather than distributed across multiple components.
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 adjustable brew head linkage system ensures optimal brew time and temperature by accommodating various brew pod sizes, enhancing the quality and consistency of brewed beverages in aircraft brewing machines.
Implementation Method 1
a secondary head linkage locking element disposed on the brew head engaging linkage element engaging the threaded portion to provide friction to lock the adjusting element in place
Data Source
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AI summary
An adjustable brew head linkage includes a brew head linkage element (514), a handle linkage element (500), and an adjusting element (508) between the brew head linkage element and the handle linkage element to smoothly increase and decrease the distance between the brew head linkage element and the handle linkage element to alter the size of a corresponding brew chamber to accommodate various brew pods. The brew head linkage element and/or handle linkage element may include a threaded portion to engage the adjusting element. Turning the adjusting element causes deflection. Threaded portions may have opposite handedness or different pitches. A secondary brew head linkage locking element provides friction to lock the adjusting element in place. The adjusting element increases and decreases the distance between the head linkage and the handle linkage in increments smaller than 0.178 millimeters (7/1000 inches).