Orthogonal Connector Assembly With Nested Backplane Cavity

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Solution Overview

Problem

Existing orthogonal connectors occupy a large space, leading to low space utilization in electrical systems where circuit boards are oriented orthogonally.

Innovation Solution

A connector assembly is designed with a card connector that includes a first and second terminal module, and a circuit board card that forms a receiving cavity with these modules, allowing a first backplane connector to be received within this cavity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If traditional orthogonal connectors are used to interconnect two circuit boards, then the connection function is achieved, but the space occupied is large resulting in low space utilization

Engineering Contradiction:
Improvespace utilizationVSAvoidconnector occupancy space
Core Design Contradiction:
Volume of moving objectVSVolume of stationary object

Solution Approach 1:

The patent applies nesting by placing the first backplane connector inside the receiving cavity formed by the card connector components. The first terminal module, second terminal module, and circuit board card collectively form a receiving cavity that accommodates the first backplane connector, allowing one connector to be nested within another to reduce overall space occupation.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent utilizes three-dimensional spatial arrangement by orienting the circuit board card vertically (erected on the terminal modules) and positioning the backplane connector in the vertical space above the circuit boards. This dimensional reorganization allows connectors to occupy vertical space rather than horizontal space, improving planar space utilization.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS12327944B2Connector assembly with higher space utilization
Publication Date: 2025.06.10 DONGGUAN LUXSHARE TECH CO LTD
  • US12327944B2 patent drawing
  • US12327944B2 patent drawing
  • US12327944B2 patent drawing

AI summary

A connector assembly includes a card connector and a first backplane connector. The card connector includes a first terminal module, a second terminal module and a circuit board card. The circuit board card connects the first terminal module and the second terminal module to form a receiving cavity. The first backplane connector is received in the receiving cavity. The present disclosure can make full use of space to improve space utilization of the connector assembly.