Wiper Blade Connector Assembly Adapter Design

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Solution Overview

Problem

Existing wiper connecting arrangements are manufacturer-specific, limiting compatibility with wiper assemblies from other manufacturers and restricting the ability to maintain original aesthetics while allowing installation of non-original wiper blade assemblies.

Innovation Solution

A connector assembly with an adaptable design that includes a slider and rocker system, allowing the use of non-original wiper blade assemblies with existing sliding latches and aesthetic components, ensuring compatibility and maintaining original vehicle aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a manufacturer-specific wiper connecting arrangement is used, then the system maintains original aesthetics and functional integration, but compatibility with wiper assemblies from other manufacturers is limited

Engineering Contradiction:
ImprovecompatibilityVSAvoidsystem integration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The wiper blade assembly is divided into separate functional components: a connector portion that interfaces with the vehicle's wiper arm, and a blade portion that performs the wiping function. This segmentation allows the connector to be designed for universal compatibility while the blade can be customized for different manufacturers and models.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connector portion is designed with a universal interface that can accommodate multiple wiper arm types and configurations from different manufacturers. This universal design enables a single connector assembly to function with various wiper systems, enhancing adaptability without requiring manufacturer-specific components.

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

2Adaptability or versatility

If non-original wiper blade assemblies are installed, then compatibility and selection options increase, but original aesthetics and functional integration are compromised

Engineering Contradiction:
ImprovecompatibilityVSAvoidaesthetic consistency
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The connector portion is designed to match the aesthetic characteristics of original equipment connectors, including color, finish, and dimensional proportions. This local quality matching ensures that even when non-original blade assemblies are installed, the visible connector portion maintains the vehicle's original aesthetic appearance.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The connector portion acts as an intermediary component that bridges between the vehicle's original wiper arm system and non-original blade assemblies. It provides a compatible interface that ensures both functional reliability and aesthetic consistency, allowing users to install third-party blades without compromising the vehicle's appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a universal connector design is implemented, then compatibility with various wiper systems is enhanced, but manufacturing precision and component specificity are reduced

Engineering Contradiction:
ImprovecompatibilityVSAvoidcomponent fit
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The connector incorporates flexible or adjustable elements that can adapt to slight variations in wiper arm dimensions and configurations. This dynamic design allows the connector to maintain precise engagement across different manufacturers' systems without requiring extremely tight manufacturing tolerances, thereby achieving universal compatibility while preserving component fit.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11498526B2Wiper blade connector assembly
Publication Date: 2022.11.15 PGI NORTHSTAR LLC
  • US11498526B2 patent drawing
  • US11498526B2 patent drawing
  • US11498526B2 patent drawing

AI summary

An adapter is provided to attach a non-original wiper blade assembly to a wiper arm of a vehicle which is usable with an existing sliding latch and other aesthetic and functional components of the wiper arm to maintain the original aesthetics of the wiper system while allowing installation of non-original wiper blade assemblies.