Multi-functional Wiper Adaptor Integrating Universal Connection

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Solution Overview

Problem

The existing wiper systems have monotonous adaptor designs that limit customer choice and require multiple adaptors for different wiper types, leading to increased installation time and replacement costs.

Innovation Solution

A new wiper structure with multi-functional adaptors that integrate multiple matching modes into a single type of wiper, allowing for various wiper assemblies without replacing adaptors, featuring a semi-hollow bearing shaft, fixture blocks, and convex hulls for secure and versatile connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple types of adaptors are provided for different wiper types, then compatibility with various wiper types is improved, but device complexity and customer cost increase

Engineering Contradiction:
Improvecompatibility with various wiper typesVSAvoidnumber of adaptor types
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a single holder adaptor structure that can accommodate multiple types of wiper joints through interchangeable adapter interfaces. The holder maintains a universal connection mechanism that works with different wiper types without requiring multiple dedicated adaptors, thereby reducing complexity while preserving compatibility.

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

Solution Approach 2:

The patent segments the wiper assembly into modular components: a universal holder body and interchangeable adapter sections specific to different wiper types. This segmentation allows the holder to remain simple and universal while the segmented adapters provide type-specific compatibility, resolving the contradiction between versatility and complexity.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple types of adaptors are provided for different wiper types, then compatibility with various wiper types is improved, but installation time and replacement cost increase

Engineering Contradiction:
Improvecompatibility with various wiper typesVSAvoidinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent implements preliminary action by pre-configuring the holder with a standardized interface and providing interchangeable adapters that can be quickly swapped. The holder is prepared in advance with the universal connection mechanism, so when a wiper replacement is needed, the user only needs to exchange the adapter section rather than the entire holder assembly, significantly reducing installation time.

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If a single type of wiper adaptor is used, then device complexity is reduced, but adaptability to different wiper types is limited

Engineering Contradiction:
Improvestructure of adaptorVSAvoidchoice of wiper types
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent applies dynamics by designing the holder adaptor system to be changeable and adaptable. The holder maintains a fixed universal structure, but the adapter interface is designed to dynamically adjust to different wiper types through interchangeable components. This dynamic capability allows a single holder design to serve multiple wiper types without increasing the complexity of the holder itself.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3345795B1A new wiper structure with multi-functional adaptors
Publication Date: 2019.11.06 JIANGSU YUNRUI AUTOMOBILE ELECTRIC SYST CO LTD
  • EP3345795B1 patent drawingFigure 1~2
  • EP3345795B1 patent drawingFigure 3~4
  • EP3345795B1 patent drawingFigure 5~7

AI summary

A new wiper structure with multi-functional adaptor is disclosed by this invention. Such structure consists of wiper joint, adaptor, holder, adaptor cover, two side protecting covers, one bone frame, two rivet holes, two buckles, two branches, two springs and one rubber. The accessories include Adaptor I and Adaptor II, and the adaptor covers include Adaptor Cover I and Adaptor Cover II. The feature is that: corresponding connecting hole is set on adaptor I, and bearing shaft is installed on the holder. It is clamped into the connecting hole for Adaptor I on bearing shaft. Both ends of bone frame are fitted with two protecting cover connecting holes. The bone frame and side protecting cover are matched up with convex hull and protecting cover connecting hole, and the convex hull of side protecting cover is clamped into the protecting cover connecting hole of bone frame. Its advantages are: ten wiper joint fitting methods and advantages are integrated in the same group of adaptor, which can be applied to the most adaptors in the market, and its wide range of application and high adaptation can meet more customers' demand.