Modular Laundry Basket System for Configurable Load Treatment

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Solution Overview

Problem

Laundry treating appliances lack configurability to accommodate varying user needs for different laundry loads and preferences, such as separate treatment for delicate and rugged items, high or low mechanical energy, and different water levels, which limits their effectiveness and efficiency.

Innovation Solution

A laundry treating system with a user-configurable design that includes a main basket and a removable basket assembly, allowing for three configurations: dual-basket, single-basket with a vertically oriented agitator post, and single-basket with a lower profile impeller, enabling customizable treatment options based on load characteristics and user preferences.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a laundry treating appliance uses a fixed single-basket configuration, then the device complexity is low, but the adaptability to different laundry needs is poor

Engineering Contradiction:
Improveconfigurability for different laundry loadsVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The laundry treating appliance is divided into separate modular components: a main basket and a removable secondary basket that can be independently configured. The secondary basket can be attached or detached based on laundry needs, allowing the system to adapt between single-basket and dual-basket configurations without permanently increasing structural complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The appliance configuration is made dynamic through removable coupling mechanisms that allow users to attach or detach the secondary basket and clothes mover. This enables the system to transition between different operational states (single-basket mode, dual-basket mode, or intermediate modes) based on real-time laundry requirements

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a laundry treating appliance provides multiple fixed configurations, then the adaptability to different laundry needs is improved, but the ease of operation deteriorates due to complex setup requirements

Engineering Contradiction:
Improvetreatment options for different laundry typesVSAvoidconfiguration setup simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The appliance employs self-aligning coupling mechanisms where the secondary basket and clothes mover automatically position themselves when brought near the main basket. The coupling system includes alignment features and snap-fit connections that guide proper assembly without requiring precise manual positioning or complex adjustment procedures

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The removable components are pre-configured with coupling features and alignment markers that prepare them for quick attachment. The secondary basket comes pre-assembled with its own clothes mover or coupling interface, eliminating the need for on-site configuration or complex assembly procedures during operation

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If a laundry treating appliance uses a single clothes mover, then the device complexity is low, but the adaptability to different mechanical energy requirements deteriorates

Engineering Contradiction:
Improvemechanical energy optionsVSAvoidnumber of clothes movers
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The main clothes mover is designed with universal coupling capabilities that can interface with different secondary clothes movers or operate alone. The coupling mechanism accepts various configurations (no secondary basket, secondary basket without clothes mover, or secondary basket with clothes mover), allowing a single primary mover to serve multiple functional roles across different operational modes

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

Data Source

PatentUS10787761B2Laundry treating system and kit for use with a laundry treating appliance
Publication Date: 2020.09.29 WHIRLPOOL CORP
  • US10787761B2 patent drawing
  • US10787761B2 patent drawing
  • US10787761B2 patent drawing

AI summary

A laundry treating system includes a laundry treating appliance having a first basket for receiving a first laundry load and a first clothes mover disposed in the first basket. The laundry treating system is user configurable between first, second, and third configurations. A kit for customizing a laundry treating appliance can include a second clothes mover and a second basket configured to removably couple with the laundry treating appliance.