Resilient Tongue Coupling Element for Axial and Rotational Locking

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Solution Overview

Problem

Existing modular construction systems face challenges in providing a single element that effectively locks in both axial and rotational directions, leading to increased manufacturing complexity and a higher risk of locking mechanisms breaking.

Innovation Solution

A coupling element with a body featuring outward extending locking cams connected to resiliently movable tongues, which move inward during rotation and lock in both axial and rotational directions, reducing the likelihood of breaking and simplifying manufacturing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate locking elements are used for axial and rotational locking, then reliable locking in both directions is achieved, but device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improvelocking reliabilityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines axial locking and rotational locking functions into a single integrated locking element. This locking element features a locking surface that engages with a counter-locking surface to provide axial locking, while simultaneously including a locking protrusion that engages with a locking groove to provide rotational locking. This merging of functions reduces the number of parts and simplifies the overall structure while maintaining reliable locking in both directions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking element is designed as a multi-functional component that performs multiple locking functions simultaneously. It provides both axial positioning/locking and rotational locking capabilities through its integrated geometry, making it a universal locking solution that eliminates the need for separate dedicated axial and rotational locking elements.

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

2Reliability

If multiple separate locking elements are used, then comprehensive locking coverage is achieved, but the risk of breaking increases

Engineering Contradiction:
Improvelocking coverageVSAvoidbreaking resistance
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

By merging axial and rotational locking functions into a single robust locking element, the patent reduces the total number of locking components in the system. This consolidation means fewer potential failure points and reduces the statistical probability of breaking events. The integrated design allows forces to be distributed across a unified structure rather than concentrating stress in multiple separate elements.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If multiple separate locking elements are used, then complete locking functionality is achieved, but manufacturing complexity increases

Engineering Contradiction:
Improvelocking functionalityVSAvoidmanufacturing simplicity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The integration of multiple locking functions into a single element significantly reduces the number of manufacturing operations required. Instead of producing, finishing, and assembling multiple separate locking components, the patent enables manufacturing of one unified locking element with all necessary locking surfaces and protrusions, simplifying the manufacturing process and reducing complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The universal locking element design allows for standardized manufacturing processes that can produce a single multi-functional component. This eliminates the need for specialized manufacturing steps for different types of locking elements, streamlining production and improving ease of manufacture while maintaining complete locking functionality.

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

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 solution integrates locking functions in a single element, reducing the risk of breaking and simplifying manufacturing while providing secure axial and rotational locking, enhancing the stability and balance of modular construction systems.

Implementation Method 1

the body is provided with at least one resiliently movable tongue extending therefrom, to which tongue the locking cam is connected, wherein the at least one tongue is movable inward by a force being exerted thereon

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10967289B2Coupling element
Publication Date: 2021.04.06 JAROLA VISION
  • US10967289B2 patent drawing
  • US10967289B2 patent drawing
  • US10967289B2 patent drawing

AI summary

The invention relates to a coupling element comprising a body with an axial axis arrangeable in an opening of an object, which body is provided along its outer periphery with at least one outward extending locking cam, wherein the body is provided with at least one resiliently movable tongue extending therefrom, to which tongue the locking cam is connected, wherein the at least one tongue is movable inward by a force being exerted thereon.