Conductor Connection Terminal With Common-Level Spring Bows

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Solution Overview

Problem

Existing conductor connection terminals require significant installation space due to the arrangement of spring bows at different height levels, making them less compact and efficient for electrical conductor and contact pin clamping.

Innovation Solution

The first and second spring bows are arranged at a common height level, parallel to the direction of the conductor and contact pin insertion channels, allowing for a compact design with reduced installation space and improved clamping efficiency, with the clamping spring being self-supporting and the actuating lever minimizing overall height.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If spring bows are arranged at different height levels to enable insertion of two electrical conductors, then the clamping function is achieved, but the installation space increases

Engineering Contradiction:
Improveclamping functionVSAvoidinstallation space
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent transitions from arranging clamping elements vertically at different height levels to arranging them horizontally at the same height level. This dimensional change allows both electrical conductors to be clamped simultaneously without increasing the vertical installation space, while maintaining the clamping function through the S-shaped spring configuration

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

Solution Approach 2:

The patent merges the clamping functions for two electrical conductors into a single clamping spring structure with two clamping limbs at the same height level. This consolidation reduces the overall installation space compared to using separate clamping elements at different heights, while still achieving effective clamping of both conductors

Inventive Principle:
Principle #5Merging (Combining)

2Volume of moving object

If a compact design with common height level spring bows is used, then installation space is reduced, but the complexity of ensuring proper clamping for both conductors and contact pins increases

Engineering Contradiction:
Improveinstallation spaceVSAvoidclamping mechanism complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The clamping spring is designed with multiple limbs (first clamping limb for electrical conductor, second clamping limb for contact pin) that perform different clamping functions simultaneously. This multi-functional design allows a single compact spring structure to handle both conductors and contact pins effectively, reducing the need for separate clamping mechanisms

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The clamping spring is segmented into multiple independent limbs (first clamping limb, second clamping limb) that can independently clamp different components. This segmentation allows each limb to be optimized for its specific clamping task while maintaining the compact overall structure through the common height level arrangement

Inventive Principle:
Principle #1Segmentation

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 configuration enables a compact conductor connection terminal that effectively clamps both electrical conductors and contact pins with improved reliability and reduced space requirements, ensuring secure and efficient electrical connections.

Implementation Method 1

a clamping spring (5), wherein the clamping spring (5) has a first clamping limb (6) with a first clamping edge (7) oriented towards the first contact portion (3) of the busbar (2)... the first clamping edge (7) and the first contact portion (3) of the busbar (2) form a first clamping point for an electrical conductor that is to be clamped

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11777233B2Conductor connection terminal
Publication Date: 2023.10.03 WAGO VERW GMBH
  • US11777233B2 patent drawing
  • US11777233B2 patent drawing
  • US11777233B2 patent drawing

AI summary

A conductor connection terminal having an insulating material housing that includes a conductor insertion opening having a conductor insertion channel attached to the conductor insertion opening and a contact pin insertion opening having a contact pin insertion channel attached to the contact pin insertion opening. The conductor connection terminal also has a busbar and a clamping spring. The busbar includes a first contact portion and a second contact portion and the clamping spring has a first clamping limb having a first clamping edge oriented towards the first contact portion of the busbar, a first spring bow, a bearing limb, a second spring bow and a second clamping limb.