Locating slot for a trigger support arm of a slide assembly

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Solution Overview

Problem

Existing slide assemblies in dishwashing appliances face challenges in assembly due to trigger assemblies being located in tight spaces, making them difficult for operators to assemble.

Innovation Solution

A trigger assembly with a trigger support arm featuring a first and second member, where the second member includes a slot, is located via a slot in the slide assembly, facilitating easier assembly by providing clear positioning features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a trigger assembly is installed in a tight space within the dishwashing appliance, then the soft close mechanism can be activated, but the assembly process becomes difficult for operators

Engineering Contradiction:
Improvesoft close mechanism activationVSAvoidassembly difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The slot is pre-formed in the trigger support arm during manufacturing, allowing operators to simply align and insert the trigger assembly without complex positioning steps. This preliminary preparation of the locating feature resolves the assembly difficulty while maintaining the tight space configuration needed for soft close activation

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If the trigger assembly is designed without locating features, then the structure remains simple, but the assembly alignment becomes imprecise

Engineering Contradiction:
Improvetrigger assembly structureVSAvoidassembly alignment
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

Instead of making the entire trigger assembly complex, only a localized slot feature is added to the trigger support arm. This localized locating feature provides precise alignment guidance without significantly increasing overall structural complexity, resolving the contradiction between simplicity and precision

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12599228B2Locating slot for a trigger support arm of a slide assembly
Publication Date: 2026.04.14 HAIER US APPLIANCE SOLUTIONS INC
  • US12599228B2 patent drawing
  • US12599228B2 patent drawing
  • US12599228B2 patent drawing

AI summary

A trigger assembly of a slide assembly may define a vertical direction, a lateral direction, and a transverse direction. The slide assembly may include a soft close mechanism. The trigger assembly may include a trigger support arm. The trigger support arm may include a first member and a second member. The second member may be extended approximately along the vertical direction. The first member may be extended from the second member approximately along the transverse direction. The second member may include a slot defined therethrough. The trigger support arm may be located to the slide assembly via the slot.