Two-Part Actuating Element for Clamping Spring

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Solution Overview

Problem

Existing actuating elements for clamping springs in connection assemblies face challenges in providing sufficient strength, insulation, and stability while allowing for easy and secure operation, particularly in transferring the clamping spring between open and clamped positions without manual assistance.

Innovation Solution

The actuating element is designed as two separate body elements with distinct functions, where the first body element has a gripping surface for user interaction and the second body element has an actuating surface for the clamping spring, pre-latched before mounting, allowing for a secure and stable actuation mechanism with a spring element to maintain the clamping spring in the open position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the actuating element is made as a single integrated component, then the structural complexity is reduced, but it cannot simultaneously provide both high strength for actuation and electrical insulation for safe user operation

Engineering Contradiction:
ImprovestrengthVSAvoidstructural complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The actuating element is divided into two separate body elements: a first body element made of electrically insulating material with a gripping surface for safe user operation, and a second body element made of electrically conductive material with an actuating surface that interacts with the clamping spring to provide high strength actuation. This segmentation allows each element to be optimized for its specific function without compromise.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If the actuating element is made from electrically insulating material to ensure safe user operation, then electrical insulation is improved, but the strength and force transmission capability to actuate the clamping spring is reduced

Engineering Contradiction:
Improveelectrical insulationVSAvoidstrength
Core Design Contradiction:
Object-affected harmful factorsVSStrength

Solution Approach 1:

The actuating element is divided into two separate body elements: a first body element made of electrically insulating material with a gripping surface for safe user operation, and a second body element made of electrically conductive material with an actuating surface that interacts with the clamping spring to provide high strength actuation. This segmentation allows each element to be optimized for its specific function without compromise.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If the actuating element is designed with separate functional surfaces for gripping and actuation, then the ease of operation is improved, but the device complexity increases due to multiple body elements

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The actuating element is divided into two separate body elements: a first body element made of electrically insulating material with a gripping surface for safe user operation, and a second body element made of electrically conductive material with an actuating surface that interacts with the clamping spring to provide high strength actuation. This segmentation allows each element to be optimized for its specific function without compromise.

Inventive Principle:
Principle #1Segmentation

4Ease of manufacture

If the first and second body elements are pre-latched before mounting, then the ease of installation is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improveease of installationVSAvoiddevice complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The first body element and second body element are pre-latched to each other before being mounted in the connection assembly. This preliminary assembly step simplifies the final installation process, as the actuating element arrives at the mounting location already partially assembled, reducing on-site assembly complexity and time.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240213694A1Actuation element, connecting assembly, connecting terminal, electronic device, and method for mounting a connecting terminal
Publication Date: 2024.06.27 PHOENIX CONTACT GMBH & CO KG
  • US20240213694A1 patent drawing
  • US20240213694A1 patent drawing
  • US20240213694A1 patent drawing

AI summary

An actuating element for actuating a clamping spring of a connection assembly includes: a first body element having a gripping surface for actuating the actuating element; and a second body element having at least one actuating surface for actuating the clamping spring. The first body element is transferrable to a pre-latched position with the second body element before being mounted in the connection assembly.