Portion Capsule with Transparent Flange for Optical Feature Detection

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Solution Overview

Problem

Existing portion capsules for beverage production machines lack a visually detectable feature that can be easily applied and read by detectors, limiting design flexibility and compatibility checks.

Innovation Solution

A portion capsule with a visually detectable feature on the capsule lid, which is arranged on the side facing away from the flange and is at least partially transparent, allowing for easier application and reading through the flange and lid film, enabling more design possibilities for beverage production machines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the visually detectable feature is printed on the flange or lid film as in prior art, then the feature can be detected by the machine, but the application process becomes complex and reading requires specific detector orientations

Engineering Contradiction:
Improveease of feature applicationVSAvoiddetector design flexibility
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent applies local quality by making only the region containing the visually detectable feature transparent, while other parts of the capsule can remain opaque. This localized transparency enables the detector to read the feature through the capsule wall from the outside, simplifying application and allowing flexible detector positioning without requiring the entire capsule or lid film to be transparent.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If the capsule lid and flange are made transparent to allow feature reading, then detector flexibility increases, but the capsule's structural strength and sealing properties may be compromised

Engineering Contradiction:
Improvemachine design flexibilityVSAvoidcapsule structural integrity
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The patent implements local quality by limiting transparency to only the specific region where the visually detectable feature is located. This approach allows the capsule to maintain its structural integrity and sealing properties in non-transparent areas while providing the necessary optical access for feature detection in the transparent region, thus resolving the contradiction between transparency requirements and structural strength.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent employs composite materials by combining transparent and opaque regions within the capsule structure. This composite approach enables different functional properties in different areas: transparent regions for feature detection and opaque regions for structural strength and sealing, allowing the capsule to satisfy both detector flexibility requirements and structural integrity constraints.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS20240217728A1Portion Capsule for Preparing a Beverage with the Aid of a Beverage Production Machine, and use of a Portion Capsule
Publication Date: 2024.07.04 K-FEE SYSTEM GMBH
  • US20240217728A1 patent drawing
  • US20240217728A1 patent drawing

AI summary

A portion capsule for preparing a beverage with a beverage production machine, the portion capsule having a base element with a cavity for receiving a beverage raw material and a capsule lid which closes the cavity, the base element including a capsule bottom, a circumferential flange, and a capsule wall, which extends between the capsule bottom and the circumferential flange, the capsule lid being fastened to the flange, the portion capsule has a detectable feature that is configured to be detected by a detector of the beverage production machine, the detectable feature is arranged on a side of the capsule lid, which side faces away from the flange, wherein the flange and the capsule lid are configured so that the detector of the beverage production machine can detect the detectable feature on the lid by passing a beam through the flange.