Single-Side Wiper Support Recess Assembly

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Solution Overview

Problem

Existing windshield wiper support devices require multiple assembly steps and complex procedures for mounting pairs of wipers, leading to inefficiencies in assembly and packaging processes.

Innovation Solution

A supporting device with first and second recesses that allow both wipers to be inserted from the same side, utilizing elastic nesting means and a common closure cap to simplify the assembly process by eliminating the need to turn over the wipers during installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the supporting device uses separate channels for each wiper requiring the device to be turned over, then each wiper can be fixed securely, but the assembly process becomes complex and time-consuming

Engineering Contradiction:
Improvesecure retention of wipersVSAvoidassembly process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines both wiper retention operations into a single-sided assembly process. The supporting device features a first channel for the first wiper and a second channel for the second wiper, both accessible from the same side, allowing simultaneous or sequential assembly without turning the device over, thus simplifying the assembly process while maintaining secure retention

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If the supporting device requires turning over after fixing the first wiper, then the second wiper can be fixed in its channel, but the assembly time increases

Engineering Contradiction:
Improveproper mounting of both wipersVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The supporting device is segmented into distinct first and second channels, both positioned on the same side and both equipped with independent retaining means. This segmentation allows the assembler to work on both wipers independently from the same side, eliminating the time loss associated with turning the device over between assemblies

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If the recesses have openings on opposite sides, then each wiper can be inserted from its respective side, but the assembly procedure becomes more complex

Engineering Contradiction:
Improvewiper insertionVSAvoidassembly procedure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The supporting device is designed with universal accessibility from one side only. Both the first channel and second channel have openings on the same side, allowing the same insertion motion and procedure to be used for both wipers, simplifying the assembly procedure while maintaining ease of operation

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 reduces the assembly steps required for mounting pairs of windshield wipers, saving time and improving efficiency in both assembly and packaging processes, while ensuring secure retention of the wipers.

Implementation Method 1

Pressure toward the bottom of the first channel is then applied in a direction normal to a median plane of the rail to fix the wiper by elastic nesting of its structural element in retaining means disposed in pairs at different locations of the first channel

Methodology Applied
Scientific EffectElastic nesting: Elasticity

Data Source

PatentUS9434531B2Device and assembly for supporting a pair of windshield wipers, and corresponding packaging and assembly method
Publication Date: 2016.09.06 VALEO SYST DESSUYAGE SAS
  • US9434531B2 patent drawing
  • US9434531B2 patent drawing
  • US9434531B2 patent drawing

AI summary

The present invention relates to a device for supporting a pair of windshield wipers (12, 26), each of which is provided with a structural element and a wiper blade (16, 30), the supporting device (10, 101, 102, 103, 104, 105, 200, 201) comprising a first and a second recess (14, 28), each of which is provided with means for retaining the respective structural elements of the two wipers (12, 26), characterized in that the recesses (14, 28) have an opening leading onto a single side of a supporting plane (P) in order to enable the insertion of the pair of wipers (12, 26) into the respective recesses (14, 28) from a single side of the supporting plane (P). The present invention also relates to a supporting assembly comprising a plurality of supporting devices, as well as to corresponding packaging and to a corresponding assembly method.