Reading Circuit Heat Release Unit for Radiation Imaging

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Solution Overview

Problem

Radiation image capturing apparatuses face challenges in heat dissipation, particularly in compact designs like X-ray breast image capturing devices, where large cooling fins are not feasible, leading to potential performance degradation due to temperature variations.

Innovation Solution

A radiation image capturing apparatus with a heat release unit comprising first and second heat release members that securely fasten and efficiently dissipate heat from the reading circuit, utilizing the casing as a radiator, eliminating the need for additional cooling means and shielding components from vibrations and radiation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a large cooling fin is used to release heat from the integrated circuit, then heat release effectiveness is improved, but the apparatus size increases

Engineering Contradiction:
Improveheat release effectivenessVSAvoidapparatus size
Core Design Contradiction:
TemperatureVSArea of stationary object

Solution Approach 1:

The patent combines the fastening function and heat release function into a single integrated structure. The reading circuit is fastened directly to the casing, which serves dual purposes: providing mechanical support and acting as a heat dissipation path. This eliminates the need for separate large cooling fins while maintaining effective heat release.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The casing is designed to perform multiple functions simultaneously: it serves as the structural housing for the radiation image information detector, provides mechanical fastening for the reading circuit, and acts as a heat sink for thermal management. This multi-functionality reduces the need for additional components and maintains compact apparatus size.

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

2Reliability

If additional fastening members and cooling means are added to the casing, then heat release and vibration protection are improved, but device complexity increases

Engineering Contradiction:
Improvevibration protection and heat releaseVSAvoidconfiguration simplicity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the fastening member and cooling means into a single integrated component. The reading circuit is directly mounted to the casing, which simultaneously provides mechanical fastening and thermal management functions. This integration eliminates the need for separate fastening members and cooling components, thereby reducing device complexity while maintaining reliability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The casing is designed as a multi-functional component that combines structural support, fastening, and heat dissipation functions. By making the casing serve multiple purposes, the patent eliminates the need for additional dedicated components, thereby simplifying the overall device configuration while ensuring both vibration protection and effective heat release.

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

This configuration effectively protects electronic components from vibrations and heat-related performance degradation, allowing for compact and simple apparatus design while maintaining high-quality image capture by efficiently releasing heat and shielding components from radiation.

Implementation Method 1

a heat release unit for fastening the reading circuit and releasing heat generated by the reading circuit to the casing

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS8222612B2Radiation image capturing apparatus
Publication Date: 2012.07.17 FUJIFILM CORP
  • US8222612B2 patent drawing
  • US8222612B2 patent drawing
  • US8222612B2 patent drawing

AI summary

The present invention relates to a radiation image capturing apparatus, and includes a radiation image information detector for detecting radiation image information of a subject, a casing containing the radiation image information detector, a reading circuit for reading the radiation image information from the radiation image information detector, and a heat release unit for fastening the reading circuit and releasing heat generated by the reading circuit to the casing.