Dosimeter Carrier Part with Snap Fastening for Radiation Detection

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Solution Overview

Problem

Existing dosimeter devices with measuring elements attached to glasses lack sufficient protection, risking damage during handling or if the measuring element falls out of its housing.

Innovation Solution

A dosimeter device with a carrier part featuring a closed casing and snap or screw connection mechanisms for secure attachment to a carrying device, ensuring the measuring element is protected and securely fastened.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the measuring element is attached to glasses with a simple plug-in part, then the device complexity is reduced and ease of operation is improved, but the protection of the measuring element is insufficient and reliability deteriorates

Engineering Contradiction:
Improveease of attachmentVSAvoidprotection of measuring element
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The device is divided into three main segments: the carrier part (housing), the measuring element, and the fastening means. This segmentation allows the measuring element to be protected within the enclosed carrier part while maintaining simple attachment and removal operations through the modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The measuring element is nested within the carrier part housing, which provides protection. The fastening means is then attached to the carrier part, creating a nested structure where the measuring element is enclosed and secured, solving both protection and ease of operation requirements.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If the measuring element is enclosed in a closed casing, then the protection is improved and reliability is enhanced, but the device complexity increases

Engineering Contradiction:
Improveprotection of measuring elementVSAvoidstructural complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The closed casing is segmented into the carrier part housing and the separate fastening means. This allows the protection function to be provided by the housing while the attachment complexity is minimized by using a separate, simple fastening mechanism that can be easily attached and removed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fastening function is extracted as a separate component (fastening means) from the carrier part housing. This allows the housing to focus on protection while the fastening mechanism provides simple attachment, reducing overall structural complexity while maintaining reliability.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If the plug-in part is open on one side for insertion, then the ease of operation is improved, but the protection of the measuring element is insufficient

Engineering Contradiction:
Improveease of insertionVSAvoiddamage risk to measuring element
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The measuring element is nested within the enclosed carrier part housing, which provides complete protection from damage. The open insertion design is applied only to the fastening means attachment, not to the housing itself, maintaining both protection and ease of operation.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The device is segmented so that the carrier part housing provides enclosed protection while the fastening means provides easy attachment. The insertion ease is achieved through the fastening means rather than compromising the housing enclosure, resolving the contradiction between protection and ease of operation.

Inventive Principle:
Principle #1Segmentation

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 solution provides enhanced protection for the measuring element, preventing damage and ensuring reliable operation by ensuring a secure attachment to the carrying device, thus enabling effective ionizing radiation detection.

Implementation Method 1

An edge element is formed on the carrier part, which is designed to be elastic in order to form a snap connection

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP3185044B1Dosimeter device
Publication Date: 2020.08.12 DOSILAB AG
  • EP3185044B1 patent drawingFigure 1~3
  • EP3185044B1 patent drawingFigure 4~5
  • EP3185044B1 patent drawingFigure 6~8

AI summary

The dosimeter device comprises a carrier part (10) which includes a closed casing (11) made of firmly connected walls which enclose a measuring element (8) for detecting ionizing radiation, and fastening means (12, 20) for detachably attaching the carrier part to a carrying device (1) wearable on a part of a user's body, wherein the fastening means are configured to determine the location of attachment of the carrier part to the carrying device.