Floating Electrical Connector Assembly for CPU Socket Height Adjustment

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Solution Overview

Problem

Existing electrical connector assemblies for CPUs face challenges in maintaining a low profile while ensuring reliable connections, as they either increase height or require complex soldering and risk poor connections due to height differences between the CPU socket and discrete connectors.

Innovation Solution

An electrical connector assembly with a spring-supported stand allows vertical movement, enabling adjustable positioning to match variable CPU socket heights, ensuring reliable connections without soldering, using a spring mechanism to maintain contact with the FPC.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If the connector assembly is positioned to maintain a low profile, then the height is reduced, but the connection reliability deteriorates due to height differences between CPU socket and discrete connector

Engineering Contradiction:
Improveheight of connector assemblyVSAvoidconnection reliability
Core Design Contradiction:
Length of stationary objectVSReliability

Solution Approach 1:

The support is designed to be movable in the vertical direction, transforming from a static to a dynamic structure. This allows the connector assembly to automatically adjust its height position to match the CPU socket height, ensuring reliable connections while maintaining a low profile. The movable support resolves the contradiction by enabling adaptive positioning rather than fixing the connector at a single height.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The vertical position parameter of the connector assembly is made variable through the movable support mechanism. By changing the height parameter dynamically, the system can adapt to different CPU socket heights, thereby maintaining both low profile and connection reliability simultaneously.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If soldering is used to ensure reliable connections, then connection reliability is improved, but device complexity increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the soldering process (a complex thermal-chemical joining method) with a purely mechanical connection system. The movable support provides mechanical pressing force to ensure reliable electrical contact between the connector and CPU socket, eliminating the need for soldering while reducing assembly complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The movable support structure automatically adjusts and maintains optimal contact pressure through its own mechanical design, eliminating the need for external soldering processes. The system self-regulates the connection quality through the spring-loaded or elastic support mechanism.

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If the connector is fixed in position, then structural stability is improved, but adaptability to variable CPU socket heights deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidadjustability to CPU socket height
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The support transitions from a fixed to a dynamic structure that can move vertically. This dynamic capability allows the connector assembly to adapt to variable CPU socket heights while maintaining structural stability through controlled movement and consistent contact pressure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable support uses elastic or spring mechanisms to provide counteracting force against gravity and external pressures, maintaining stable contact between the connector and CPU socket while allowing vertical adjustment. The elastic force compensates for height variations and ensures consistent connection pressure.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

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 solution maintains a low profile, ensures reliable mechanical and electrical connections by accommodating height variations, and eliminates the risk of poor connections or structural damage, allowing for resilient contact without soldering, thus enhancing transmission efficiency between the CPU and FPC.

Implementation Method 1

The electrical connector is seated upon the support and moveable along with the support in the vertical direction due to deformation of the spring

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS9876299B2Electrical connector assembly with floating support
Publication Date: 2018.01.23 FOXCONN INTERCONNECT TECHNOLOGY LTD
  • US9876299B2 patent drawing
  • US9876299B2 patent drawing
  • US9876299B2 patent drawing

AI summary

The electrical connector assembly includes an insulative housing and a plurality of contacts retained in the housing. The stand includes a support and a spring supporting the support. The electrical connector is seated upon the support and moveable along with the support in the vertical direction due to deformation of the spring. Each of the contacts includes an upper contacting section and a lower contacting section. An electronic component located upon the housing and downwardly pressing and mechanically and electrically connected to the upper contacting sections. An FPC is sandwiched between the support and the electrical connector and mechanically and electrically connected to the lower contacting sections.