Testing Device With Protective Casing For Circuit Board

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Solution Overview

Problem

Conventional circuit board testing methods often damage memory components due to repeated insertion and removal, leading to increased manufacturing costs and reduced testing efficiency and accuracy.

Innovation Solution

A testing device with a protective casing that houses a second circuit board, connected through a second and third circuit board, allowing for electrical connection without direct contact, thereby preventing damage from handling and wear.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the tester directly handles the memory for insertion and removal during testing, then the testing operation can be performed, but the memory components become damaged due to repeated handling

Engineering Contradiction:
Improvetesting operationVSAvoidmemory component integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a socket as an intermediary component between the tester and the memory. The socket has a body that receives the memory and a protective casing that the tester handles instead. This mediator transfers the mechanical stress of insertion and removal away from the memory components, allowing testing operations while preserving memory integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The testing system is segmented into distinct functional components: the protective casing, the socket body, the memory, and the circuit board. This segmentation allows the protective casing to absorb handling stresses while the memory remains isolated and protected within the socket structure.

Inventive Principle:
Principle #1Segmentation

2Productivity

If the memory is repeatedly inserted and removed during testing, then the testing process can be completed, but the contact elements become worn and oxidized

Engineering Contradiction:
Improvetesting process completionVSAvoidcontact element condition
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The socket body acts as an intermediary that receives the memory insertions and removals. The protective casing further mediates by providing a robust interface for tester handling, isolating the delicate contact elements from direct mechanical stress, wear, and oxidation during repeated testing operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The protective casing is designed beforehand to absorb and distribute mechanical stresses during insertion and removal operations. This pre-established protective structure prevents direct contact between the tester and delicate components, cushioning them against wear and oxidation before damage can occur.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of operation

If the tester directly contacts the circuit board during testing, then the testing operation can be performed, but the circuit board becomes hit and damaged

Engineering Contradiction:
Improvetesting operationVSAvoidcircuit board integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The protective casing serves as an intermediary structure that the tester contacts during operations. It transfers and distributes mechanical forces away from the circuit board, allowing testing operations while preventing direct impact damage to the circuit board and its components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS7488180B2Testing device
Publication Date: 2009.02.10 PEGATRON
  • US7488180B2 patent drawing
  • US7488180B2 patent drawing
  • US7488180B2 patent drawing

AI summary

A testing device is disclosed for testing a first circuit board having a first connector. The testing device includes a protective casing, a second circuit board, a second connector and a third circuit board. At least one portion of the second circuit board is disposed in the protective casing. The second connector has a first side, which is electrically connected to the second circuit board, and a second side. The third circuit board has a third side electrically connected to the second side of the second connector, and a fourth side electrically connected to the first circuit board.