Filter Bottle Indicator Using Segmented Rings for Cartridge Tracking

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Solution Overview

Problem

Existing indicators for filter cartridge management in filtering bottles are complex, difficult to replace, and not easily separable from the bottle, making it hard for users to track when the filter cartridge needs to be replaced.

Innovation Solution

A simple and reliable indicator system comprising two coaxially arranged rings with markings and an indicating element, allowing users to set and display the time of filter cartridge installation and replacement, which can be easily mounted and replaced on the filtering bottle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing indicators for filter cartridge management are used, then the filter cartridge replacement timing can be tracked, but the indicator structure becomes complex and difficult to replace

Engineering Contradiction:
Improvefilter cartridge replacement timing trackingVSAvoidindicator structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The indicator is divided into two separate rings: a first ring with markings and a second ring with an indicating element. This segmentation allows each ring to perform a specific function independently, simplifying the overall structure while maintaining the ability to track filter cartridge replacement timing reliably.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The indicator is extracted from the cap and mounted separately on the neck of the container, allowing it to be replaced independently without replacing the entire cap assembly. This extraction enables easier replacement and reduces the complexity of the overall indicator system.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If existing indicators are integrated into the cap, then filter tracking is possible, but the indicator cannot be easily separated or replaced

Engineering Contradiction:
Improvefilter cartridge replacement timing trackingVSAvoidindicator replacement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

By separating the indicator into distinct components (first ring with markings, second ring with indicating element), the system enables independent replacement of the indicator without requiring replacement of the entire cap assembly, thus improving ease of operation while maintaining tracking reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The indicator is extracted from the cap structure and mounted separately on the container neck, allowing users to replace only the indicator component when needed, thereby simplifying the replacement process and improving operational ease.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If a simple indicator structure is used, then ease of replacement is improved, but the ability to accurately track filter lifespan may be compromised

Engineering Contradiction:
Improveindicator replacementVSAvoidfilter cartridge replacement timing tracking
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The indicator is segmented into two functional rings: the first ring provides the temporal framework with markings, while the second ring with the indicating element provides the visual indication. This segmentation ensures that both simplicity for replacement and accuracy for tracking are maintained through functional separation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

By extracting the indicator from the cap and mounting it separately on the neck, the system maintains a simple replaceable structure while ensuring reliable tracking through the coordinated interaction of the two rings, which work together to provide accurate temporal information.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentEP3592707B1An indicator for filtering cartridge management of a filtering bottle and a filtering bottle comprising such an indicator for filtering cartridge management
Publication Date: 2024.06.19 FORMASTER
  • EP3592707B1 patent drawingFigure 1~2
  • EP3592707B1 patent drawingFigure 3~4
  • EP3592707B1 patent drawingFigure 5

AI summary

The invention relates to an indicator (1) for management of a filter cartridge (10) for a filtering bottle (7), the bottle (7) comprising a container (8) with a neck (9), a filter cartridge (10) and a cap (11) with a coat (13). The indicator (1) according to the invention is characterized in that it comprises a first ring, a second ring arranged coaxially on the first ring, wherein the first and the second rings are rotatable relative to each other, wherein one of the rings comprises markings relating to the filter cartridge arranged around said ring and defining a time unit, and wherein the other ring comprises an indicating element for indicating a selected marking relating to the filter cartridge by rotating one of the rings relative to the other. The indicator (1) for management of the filter cartridge (10) is also adapted to be mounted around the neck (9) of the container (8) of the filtering bottle (7) under the coat (13) of the cap (11). Furthermore, the invention relates to a filtering bottle (7) and such an indicator (1) for management of a filter cartridge (10). The invention relates also to a set of a filtering bottle (7) and such an indicator (1) for management of a filter cartridge (10).