Rotating Clip for Tool-Free Visor Fastening

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Solution Overview

Problem

Existing fastening systems for securing components, such as sun visors, require multiple tools and are difficult to install and service, leading to increased manufacturing time and costs, and limited accessibility for maintenance or repair.

Innovation Solution

A clip design featuring a base with an aperture, flaps with tabs, and arms with tabs, allowing for tool-free installation and serviceability by rotating a quarter turn, which secures components without visible fasteners and reduces assembly complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional fasteners are used to secure components, then the components can be firmly attached, but the installation requires multiple tools and is time-consuming

Engineering Contradiction:
Improveinstallation speedVSAvoidnumber of tools required
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines multiple fastening functions into a single integrated clip assembly that can be installed with one hand. The clip includes integrated features for engaging both the visor stem and bezel, eliminating the need for separate fasteners and installation tools.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The clip is designed to be self-installing through a simple quarter-turn rotation motion. The flexible flap automatically engages with the bezel opening during installation, and the snap-fit mechanism provides self-locking without requiring additional tools or complex assembly steps.

Inventive Principle:
Principle #25Self-service

2Ease of repair

If traditional fasteners are used, then components can be securely fastened, but the fasteners are difficult to service and repair

Engineering Contradiction:
ImproveserviceabilityVSAvoidaccessibility for maintenance
Core Design Contradiction:
Ease of repairVSEase of operation

Solution Approach 1:

The fastening system is segmented into distinct components: the clip, the visor stem, and the bezel. This segmentation allows the clip to be independently removed and replaced without affecting other components, enabling easy serviceability and repair.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The clip incorporates a flexible flap that can dynamically move between engaged and disengaged positions. This dynamic feature allows the clip to be easily installed and removed by rotating it a quarter turn, providing excellent serviceability while maintaining secure fastening during normal use.

Inventive Principle:
Principle #15Dynamics

3Strength

If visible fasteners are used, then components can be securely attached, but the aesthetic appeal is reduced

Engineering Contradiction:
Improvefastening securityVSAvoidaesthetic appearance
Core Design Contradiction:
StrengthVSShape

Solution Approach 1:

The clip is designed to be nested within the bezel opening, with the flexible flap fitting inside the bezel when engaged. This nesting arrangement hides the fastening mechanism from view, maintaining aesthetic appearance while providing secure attachment.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The clip incorporates a flexible flap that can bend and conform to the bezel opening. This flexibility allows the clip to be installed through the bezel opening and then hidden within it, providing secure fastening without visible external fasteners.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS8875357B2Clip
Publication Date: 2014.11.04 A RAYMOND & CO SCS
  • US8875357B2 patent drawing
  • US8875357B2 patent drawing
  • US8875357B2 patent drawing

AI summary

A clip and a method for using the clip is shown and described herein. The clip may include a base, a pair of flaps, a pair of arms and at least one wing. The pair of flaps may be mutually confronting and extend outwardly from the base, wherein each flap includes a tab. The pair of arms may be mutually confronting and extend outwardly from the base, wherein each arm includes a tab. The method may utilize a clip to secure a first component to a second component. The method may include rotating the clip or the first component in a first direction thereby securing each other together. The second component may be placed onto the clip. The first component and clip may be serviceable by rotating the first component in a second direction opposite that of the first to remove the first component from the clip.