Self-Adjusting Mating Rivet for Variable-Thickness Snap Assembly

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Solution Overview

Problem

Traditional snap systems and rivets each provide only single functions, leading to cluttered appearances and limitations in securing materials with variable thicknesses, as they do not offer structural support and are not adaptable to different material thicknesses.

Innovation Solution

A multi-functional rivet that integrates a traditional rivet with a snap attachment point, featuring a shank that self-adjusts to varying material thicknesses and provides both structural support and a secure attachment point, reducing the number of components needed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a traditional rivet and traditional attachment point are used separately, then structural support is provided, but the appearance becomes cluttered and the number of components increases

Engineering Contradiction:
Improvestructural supportVSAvoidnumber of components
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent combines a traditional rivet and a traditional attachment point into a single integrated component called a 'mating rivet'. This mating rivet has a head that provides the attachment point functionality and a shank that provides the structural support functionality, eliminating the need for separate components and reducing visual clutter while maintaining both structural and attachment functions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mating rivet is designed to perform multiple functions simultaneously: it provides structural support through its shank that secures material layers, and it provides an attachment point through its head that can receive a snap component. This multi-functional design resolves the contradiction by consolidating what were previously separate single-function components into one universal component.

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

2Reliability

If a pin-sized attachment point is used, then it can be secured to a base, but it cannot adapt to materials with variable thickness

Engineering Contradiction:
Improveattachment securityVSAvoidmaterial thickness adaptation
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The shank of the mating rivet is designed to be deformable during installation, allowing it to adapt to varying material thicknesses. The shank can be inserted through materials of different thicknesses and then deformed (e.g., by bending or expanding) to secure the attachment point reliably, providing both adaptability to variable thickness and secure attachment.

Inventive Principle:
Principle #15Dynamics

3Strength

If separate traditional rivet and attachment point are used, then structural support is achieved, but the system lacks multi-functionality

Engineering Contradiction:
Improvestructural supportVSAvoidmulti-functionality
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The patent merges the structural support function of the traditional rivet with the attachment point function into a single mating rivet component. The head portion provides the attachment point that can receive snap components, while the shank portion provides the structural support by securing material layers, achieving multi-functionality without compromising structural integrity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11758989B2Snap system comprising mating rivet
Publication Date: 2023.09.19 KARSTEN MFG CORP
  • US11758989B2 patent drawing
  • US11758989B2 patent drawing
  • US11758989B2 patent drawing

AI summary

The present disclosure is related to a snap system including a mating component and a snap component that connect by means of a snap fit or otherwise. The mating component simplifies the assembly process by combining a structural component and an attachment point. The snap component is associated with a removable component that mates with the attachment point of the mating component. The snap system includes a mating component that combines a structural component to secure a material and an attachment point to secure a snap component. The design of the structural component allows the mating component to be used with a variety of materials having a variable thickness. The mating component is a versatile feature as the structural component self-adjusts to the thickness of the material provided. The snap system decreases the amount of components necessary for manufacturing, which may decrease the cost, as well as improve the visual appeal.