Closing device for a beverage container

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Solution Overview

Problem

Existing closing devices for beverage containers are complex, making them difficult to operate and clean due to their multiple functional components and intricate mechanisms.

Innovation Solution

A simple and easy-to-clean closing device with a guide device featuring a threaded mounting between the closing lid and body, utilizing preferred positions defined by tactile resistance to distinguish between sealing and flow states, allowing intuitive operation and easy separation for cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a multiplicity of functional components and complex mechanisms are used in the closing device, then the sealing and flow states can be controlled, but the device becomes difficult to operate and clean

Engineering Contradiction:
Improvesealing state controlVSAvoidoperational intuitiveness
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The closing device is divided into two main separable components: a closing body and a closing lid. This segmentation allows the user to easily separate the components for cleaning while maintaining reliable sealing when assembled. The guide device is further segmented into a guide element on the closing lid and a corresponding guide element on the closing body, creating distinct tactile indicators for state control.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The guide device acts as an intermediary mechanism between the closing lid and closing body, providing tactile feedback through preferred positions. This intermediary structure enables intuitive state control without requiring complex mechanisms, as the guide elements create natural stopping points that guide the user through sealing and flow states.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If multiple functional components are integrated in the closing device, then sealing functionality is achieved, but the device becomes difficult to clean

Engineering Contradiction:
Improvepassage sealingVSAvoidcleaning accessibility
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The closing device is divided into two main separable components: a closing body and a closing lid. This segmentation allows the user to easily separate the components for cleaning while maintaining reliable sealing when assembled. The guide device is further segmented into a guide element on the closing lid and a corresponding guide element on the closing body, creating distinct tactile indicators for state control.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sealing functionality is extracted into a separate sealing element that can be removed with the closing lid from the closing body. This allows the sealing component to be easily cleaned separately, addressing the cleaning accessibility issue while maintaining reliable passage sealing when assembled.

Inventive Principle:
Principle #2Taking out (Extraction)

3Device complexity

If a threaded mounting is used between closing lid and body, then the structure is simplified, but tactile indicators for state switching must be clearly defined

Engineering Contradiction:
Improvemounting structureVSAvoidstate position identification
Core Design Contradiction:
Device complexityVSDifficulty of detecting and measuring

Solution Approach 1:

The guide device acts as an intermediary mechanism between the closing lid and closing body, providing tactile feedback through preferred positions. This intermediary structure enables intuitive state control without requiring complex mechanisms, as the guide elements create natural stopping points that guide the user through sealing and flow states.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

While not using actual color changes, the invention employs tactile analogs - preferred positions create distinct tactile sensations and resistance changes that allow the user to identify sealing and flow states through touch, similar to how color changes provide visual state identification.

Inventive Principle:
Principle #32Color changes

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 device provides clear, tactile indicators for the user to switch between sealing and flow states with minimal operational complexity, ensuring easy handling and effective cleaning by allowing the closing lid to be easily separated from the body.

Implementation Method 1

The rotatable mounting between the closing lid and the closing body is in the form of a threaded mounting

Methodology Applied
Scientific EffectThreaded mechanism: Screw

Data Source

PatentUS11246434B2Closing device for a beverage container
Publication Date: 2022.02.15 ESBIT COMPAGNIE GMBH
  • US11246434B2 patent drawing
  • US11246434B2 patent drawing
  • US11246434B2 patent drawing

AI summary

The invention relates to a closing device for a beverage container, comprising a closing body and a closing lid, said closing lid being mounted such that it can rotate, relative to the closing body, between a flow state and a sealed state. A liquid channel of the closing body is released in the flow state and blocked in the sealed state. A guide device is arranged between the closing lid and the closing body. The guide device has two preferred positions, which define the sealed state and the flow state. The rotatable mount between the closing lid and the closing body is in the form of a threaded mount.