Conductor Terminal Contact for Preassembled Spring Clamping

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Solution Overview

Problem

Existing electrical contacts and conductor terminals often require the electrical conductor to be fixed within the insulating material housing, making preassembly and wiring difficult, and they lack sufficient stability and ease of use.

Innovation Solution

The electrical contact features at least three first support points in a first spatial plane and/or at least four second support points in a second orthogonal spatial plane, providing a spring force clamping connection that securely holds the conductor before and after insertion into the insulating material housing, allowing for easy clamping and reliable fixation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the electrical conductor is fixed within the insulating material housing using conventional methods, then the conductor terminal achieves stable fixation, but the preassembly and wiring process becomes difficult and complex

Engineering Contradiction:
Improvefixation stabilityVSAvoidpreassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The contact is divided into a terminal section and a plug-in section, allowing the terminal section to be wired separately before insertion into the insulating material housing. This segmentation enables independent preassembly of electrical connections while maintaining stable fixation through the support points on the terminal section.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The electrical conductor is clamped to the terminal section in advance before the contact is inserted into the insulating material housing. The at least three support points are provided on the terminal section to enable this preliminary wiring action, making the fixation process easier and more reliable.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If a spring force clamping connection is used for easy clamping, then the ease of operation improves, but the stability and secure fixation of the conductor may be compromised

Engineering Contradiction:
Improveclamping easeVSAvoidfixation security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The terminal section is equipped with at least three support points that work together with the spring force clamping connection. This segmentation of support functions ensures that the conductor is securely held at multiple locations while maintaining the ease of spring-based clamping operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The at least three support points are arranged in a specific spatial configuration (at least two in one direction, at least one in another direction) to provide multi-dimensional support. This dimensional arrangement enhances fixation security while the spring force provides the clamping action in a different dimension, achieving both ease of operation and reliable fixation.

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

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

Enables easy and reliable wiring of electrical conductors before insertion into the insulating material housing, ensuring stable fixation and secure contact, facilitating factory wiring and assembly similar to crimping techniques.

Implementation Method 1

the terminal section has a spring force clamping connection with at least one clamping spring for connection of the electrical conductor under spring force

Methodology Applied
Scientific EffectSpring force: Spring

Data Source

PatentUS12548924B2Electrical contact and conductor terminal formed therewith
Publication Date: 2026.02.10 WAGO VERW GMBH
  • US12548924B2 patent drawing
  • US12548924B2 patent drawing
  • US12548924B2 patent drawing

AI summary

The invention relates to an electrical contact for a conductor terminal that has an insulating material housing, wherein the contact has a terminal section for connection to an electrical conductor, wherein the terminal section has a spring force clamping connection with at least one clamping spring for connection of the electrical conductor under spring force. The invention also relates to a conductor terminal having at least one such electrical contact.