Reading Head Protection Jacket for Corrosion-Resistant Data Reading

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Solution Overview

Problem

Existing technologies lack stable and reliable adhesion between reading heads and chips during the reading process, leading to unstable data reading and potential corrosion from corrosive liquids, which affects the service life of the reading head and chip.

Innovation Solution

A reading head protection apparatus with a protective jacket featuring a reading head connection end and a chip connection end, equipped with mounting cavities that ensure stable connection and protection from corrosive liquids, allowing for reliable data reading.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the reading head is brought close to the chip for reading, then the reading efficiency is improved, but the reading head and chip are exposed to corrosive liquids causing corrosion

Engineering Contradiction:
Improvereading efficiencyVSAvoidcorrosion from corrosive liquids
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The protective jacket is divided into multiple functional segments: a reading head connection end with a first mounting cavity for securing the reading head, and a chip connection end with a second mounting cavity for securing the chip carrier. This segmentation allows independent positioning and protection of each component while maintaining their functional relationship during the reading process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protective jacket serves as an intermediary structure that physically connects and protects both the reading head and chip carrier. It provides a protected pathway for the reading head to approach the chip while shielding both components from corrosive liquids through its enclosed mounting cavities and protective enclosure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If no fixing measures are taken between the reading head and chip, then the structure is simple, but the reading process becomes unstable requiring repeated operations

Engineering Contradiction:
Improvestructure simplicityVSAvoidreading stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The protective jacket is pre-configured with mounting cavities and fixing structures before the reading operation. The first mounting cavity includes a fixing structure for pre-securing the reading head, and the second mounting cavity includes a fixing structure for pre-securing the chip carrier. This preliminary fixation ensures stable positioning during the reading process without requiring complex assembly steps during operation.

Inventive Principle:
Principle #10Preliminary action

3Duration of action of stationary object

If protective measures are added to protect the reading head and chip from corrosive liquids, then the service life is extended, but the device complexity increases

Engineering Contradiction:
Improveservice lifeVSAvoidprotective structure complexity
Core Design Contradiction:
Duration of action of stationary objectVSDevice complexity

Solution Approach 1:

The protective function and the mounting function are merged into a single integrated protective jacket structure. The jacket simultaneously provides corrosion protection through its enclosed design and secure mounting through its integrated fixing structures within the mounting cavities. This merging eliminates the need for separate protective barriers and mounting mechanisms, reducing overall device complexity while extending service life.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP4421679B1Read head protection apparatus and information reading device
Publication Date: 2025.04.30 CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
  • EP4421679B1 patent drawingFigure 1~2
  • EP4421679B1 patent drawingFigure 3
  • EP4421679B1 patent drawingFigure 4

AI summary

The present application relates to the technical field of information reading devices, and provides a reading head protection apparatus and an information reading device. The reading head protection apparatus includes: a protective jacket including a reading head connection end and a chip connection end connected to the reading head connection end, the reading head connection end being configured to connect to a reading head, and the chip connection end being configured to connect to a chip carrier, wherein a first mounting cavity is arranged in the reading head connection end, a second mounting cavity is arranged in the chip connection end, and the second mounting cavity is communicated with the first mounting cavity. The technical solutions of the present application can achieve stable and reliable adhesion between the reading head and the chip, so as to improve the efficiency of the reading head in reading the stored information in the chip. At the same time, the reading head and the chip can be prevented from being corroded by corrosive liquids, so as to prolong the service life of the reading head and the chip.