Airtight Box for X-Ray Diffraction with Automated Sample Transport

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Solution Overview

Problem

Conventional apparatuses for measuring anaerobic samples require manual loading and unloading of samples, which complicates the workability and efficiency of the measurement process.

Innovation Solution

An airtight apparatus comprising an airtight box for measurement connected to a glove box, featuring a sample stage, measurement window, and transport stage that allows for easy loading and positioning of samples within the airtight environment, enabling precise measurement by an X-ray analysis apparatus without exposing the sample to the atmosphere.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the X-ray diffraction apparatus and the intermediary chamber are integrated with each other and the periphery of the sample table is covered by the intermediary chamber, then the airtight environment is maintained, but the sample must be manually loaded and unloaded via the inside of the glove box which complicates the workability

Engineering Contradiction:
Improveairtight environmentVSAvoidworkability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The apparatus is divided into functionally independent modules: the glove box for sample preparation, the airtight box for measurement, and the X-ray diffraction apparatus. The airtight box can be connected to or disconnected from the glove box, allowing flexible operation. This segmentation enables automated sample transport while maintaining airtight conditions during measurement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An airtight box serves as an intermediary chamber between the glove box and the X-ray diffraction apparatus. This intermediate chamber with automated sample transport mechanisms facilitates sample transfer without manual intervention inside the glove box, improving workability while maintaining the airtight environment required for anaerobic samples.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If manual loading and unloading of samples is required, then the airtight environment is maintained, but the efficiency and productivity of the measurement process decreases

Engineering Contradiction:
Improveairtight environmentVSAvoidmeasurement efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Samples are prepared and loaded into the airtight box in advance within the glove box environment. The airtight box is then sealed and connected to the X-ray diffraction apparatus before measurement begins. This preliminary preparation eliminates the need for repeated manual operations during the measurement process, improving efficiency while maintaining airtight conditions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The airtight box is equipped with automated sample transport mechanisms that can move samples between the loading position and the measurement position without manual intervention. This self-service capability increases measurement efficiency while the box maintains its airtight seal throughout the automated process.

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If the sample table is fixed to the X-ray diffraction apparatus, then the measurement stability is improved, but the flexibility to use various measurement apparatuses without integration decreases

Engineering Contradiction:
Improvemeasurement stabilityVSAvoidflexibility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The airtight box is designed as a universal platform that can be connected to different types of measurement apparatuses. It features standardized connection interfaces and automated sample transport mechanisms that work with various analytical instruments. The box maintains its airtight environment and sample positioning capabilities regardless of which measurement apparatus is used, providing both stability and flexibility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 airtight apparatus facilitates efficient and accurate measurement of anaerobic samples by maintaining an airtight environment, enhancing workability through automated sample transport and positioning, and allowing for various measurement apparatuses to be used without integration.

Implementation Method 1

an X-ray shielding member arranged for shielding intrusion of X-rays from the inside of the housing into the glove box

Methodology Applied
Scientific EffectX-ray shielding: Absorption (EM radiation)

Implementation Method 2

a measurement window that is provided in the housing to measure a sample loaded on the sample stage from the outside by the X-ray analysis apparatus

Methodology Applied
Scientific EffectX-ray transmission: X-Ray

Data Source

PatentEP4134664B1Airtight box for x-ray diffraction measurements
Publication Date: 2025.04.23 RIGAKU CORP
  • EP4134664B1 patent drawingFigure 1
  • EP4134664B1 patent drawingFigure 2
  • EP4134664B1 patent drawingFigure 3A~3B

AI summary

An airtight box (30) for measurement for placing therein a sample to be measured by an X-ray analysis apparatus (10) installed outside comprises a housing (31) that is hollow therein and has a connecting unit for connecting the housing (31) to a glove box (20); a sample stage (34); a measurement window (40) that is provided in the housing (31) to measure a sample loaded on the sample stage (34) from the outside by the X-ray analysis apparatus (10), wherein the connecting unit of the housing (31) is designed for connection to a glove box (20) which is arranged outside side by side together with the airtight box (30) for measurement, such that the inside of the housing (31) communicates with the inside of the glove box (20), and the inside of each of the housing (31) and the glove box (20) is put into an airtight state, the airtight box (30) further comprising an X-ray shielding member (44) for shielding intrusion of X-rays from the inside of the housing (31) into the glove box (20).