Adjustable tamper tool
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Solution Overview
Problem
Existing coffee tampering tools lack the ability to adjust and consistently achieve a desired tamp depth for coffee grounds in a portafilter, affecting the flavor and strength of brewed coffee.
Innovation Solution
An adjustable coffee grounds tamper with a top handle, base, and middle ring, where the base can be rotated relative to the middle ring to adjust the tamp depth, allowing users to set and lock the desired depth for optimal coffee brewing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed-depth tamper is used, then the structure is simple, but the adaptability to different tamp depth preferences is poor
Solution Approach 1:
The tamper employs a dynamic adjustable depth mechanism where the base can be rotated along the central longitudinal axis to change the extension distance of the tamping surface. This allows the tamper to adapt to different tamp depth preferences while maintaining a relatively simple overall structure through the use of a threaded adjustment system.
Solution Approach 2:
The middle ring with threaded bore is nested within the handle structure, and the base with threaded shaft is nested within the middle ring. This nested arrangement allows multiple functional components to be integrated into a compact design, achieving depth adjustability without significantly increasing external complexity.
2Adaptability or versatility
If the tamper allows depth adjustment, then the adaptability improves, but the ease of operation decreases due to additional adjustment steps
Solution Approach 1:
The threaded adjustment mechanism allows users to easily adjust the tamper depth by simply rotating the base along the threads. The design enables self-adjustment without requiring additional tools or complex procedures, making the adjustment process as simple as a screwing or unscrewing motion that users can perform quickly and independently.
3Ease of manufacture
If the tamper structure is simplified, then the ease of manufacture improves, but the measurement precision of tamp depth control deteriorates
Solution Approach 1:
The handle includes pre-formed internal threads and the base includes pre-formed external threads during manufacturing. This preliminary threading allows for precise depth control to be built into the structure during production, enabling accurate depth adjustment without requiring complex post-manufacturing calibration or assembly procedures.
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
Enables users to precisely control the tamp depth of coffee grounds, ensuring consistent flavor and strength by allowing for customizable adjustment of the tamping tool's position within the portafilter basket.
Implementation Method 1
A middle ring is disposed between the handle and the base and is also threadingly connected to the threaded shaft
Implementation Method 2
a blind passage having internal threads extending along the central longitudinal axis. A base having a threaded shaft is threadingly inserted into the blind passage
Data Source
AI summary
An adjustable coffee grounds tamper includes a top handle, a base threadingly connected to the top handle, and a middle ring disposed between the handle and the base and also threadingly connected to the base.