Compression Connector Assembly With Provisional Substrate Holding

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Solution Overview

Problem

Existing compression connectors face challenges in secure attachment to substrates due to the absence of a provisional holding mechanism, leading to difficulties in positioning and increased manhours for attachment, with components like nuts being easily lost.

Innovation Solution

A connector with substrate design that incorporates a provisional holding mechanism, such as lock claws and lock holes, to securely attach the connector to the substrate before regular connection using screws, ensuring stable and efficient attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screwing is used for attachment without a provisional holding mechanism, then the connector can be securely fixed to the substrate, but the workability of attachment deteriorates due to the need for manual pressing and increased risk of component loss

Engineering Contradiction:
Improvesecure attachmentVSAvoidworkability of attachment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies preliminary action by providing a provisional holding mechanism (protrusions and recesses) that temporarily secures the connector to the substrate before the final screwing operation. This allows the connector to be held in the correct position without requiring continuous manual pressing, thereby improving ease of operation while maintaining secure attachment through the subsequent screwing process

Inventive Principle:
Principle #10Preliminary action

2Reliability

If separate nuts are used with screws for fixing, then the connector can be securely attached to the substrate, but the device complexity increases and components are likely to be lost

Engineering Contradiction:
Improvesecure attachmentVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies merging by integrating the provisional holding function directly into the connector housing and substrate structure through protrusions and recesses. This eliminates the need for separate nuts and screws, reducing device complexity and the number of components while maintaining secure attachment through the unified integration of holding and fastening functions

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If manual pressing is required during screwing, then the connector can be positioned on the substrate, but the loss of time increases due to increased work hours

Engineering Contradiction:
Improvepositioning accuracyVSAvoidwork hours
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent applies self-service by designing the provisional holding mechanism where the protrusions and recesses automatically engage to hold the connector in the correct position on the substrate. This self-holding capability eliminates the need for continuous manual pressing during the attachment process, reducing work hours while maintaining positioning accuracy through the automatic engagement of the holding features

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12620732B2Connector with substrate
Publication Date: 2026.05.05 JAPAN AVIATION ELECTRONICS IND LTD
  • US12620732B2 patent drawing
  • US12620732B2 patent drawing
  • US12620732B2 patent drawing

AI summary

In a connector with substrate, a compression connector pressed against and connected to a connection target object and a substrate are attached. The connector with substrate includes a substrate; a compression connector disposed on the substrate and including contacts that are in contact with the substrate, a housing to which the contacts are fixed, and a cover shell that covers an upper surface portion of the housing; a provisional holding mechanism that provisionally holds the compression connector on the substrate; and a regular connection mechanism that, after the compression connector is provisionally held on the substrate by the provisional holding mechanism, regularly connects the compression connector to the substrate.