Laundry appliance transaction methods

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Solution Overview

Problem

Existing secondhand trading platforms for laundry items face challenges such as the difficulty in finding safe meeting locations and ensuring the quality and cleanliness of the goods, as buyers have no guarantee of the condition of the items being purchased.

Innovation Solution

A system and method for coordinating laundry item transactions with laundry treatment operations in a public laundry facility, allowing users to offer items for sale and activate appliances remotely, perform treatment operations, and receive notifications or confirmations through user interfaces, with payment authorizations and credits applied to user accounts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If secondhand trading platforms are used to sell laundry items, then users can directly sell items to buyers, but buyers have no guarantee of the quality or condition of the goods being purchased

Engineering Contradiction:
Improvequality guaranteeVSAvoidtransaction coordination
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary laundry treatment operations (washing, drying, folding) on the secondhand items before they are delivered to the buyer. This ensures the items are cleaned and prepared in advance, providing quality assurance without requiring the buyer to physically meet the seller.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A public laundry facility acts as an intermediary between the seller and buyer. The facility receives items from the seller, processes them through treatment operations, and then makes them available for pickup or delivery to the buyer, eliminating the need for direct buyer-seller meetings while ensuring item quality.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If buyers and sellers meet in person to complete transactions, then direct exchange is possible, but it is difficult to find a safe and mutually convenient location

Engineering Contradiction:
Improvetransaction convenienceVSAvoidmeeting safety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The public laundry facility serves as a neutral intermediary location where transactions are facilitated without requiring direct buyer-seller contact. The facility provides a safe, controlled environment that is convenient for both parties while eliminating safety concerns associated with private meetups.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables self-service transactions where buyers can initiate treatment operations, monitor progress remotely, and complete payments through a mobile interface without needing to physically meet the seller or be present at the laundry facility during processing.

Inventive Principle:
Principle #25Self-service

3Productivity

If laundry treatment operations are performed manually, then items can be cleaned and prepared, but the process requires significant time and effort from users

Engineering Contradiction:
Improvelaundry processing speedVSAvoiduser time investment
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The laundry facility's automated machines perform washing, drying, and folding operations without requiring user intervention. Users simply initiate the process remotely through a mobile device and can continue with their daily activities while the system handles the time-consuming treatment operations automatically.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual labor is replaced by automated laundry machines and robotic folding systems. The mechanical systems perform the treatment operations that would otherwise require significant human time and effort, dramatically increasing processing speed and efficiency.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Extent of automation

If users must be present at the laundry facility to initiate and monitor treatment operations, then direct control is possible, but remote transaction coordination becomes difficult

Engineering Contradiction:
Improveremote operation capabilityVSAvoiduser control
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The system provides real-time feedback to users through mobile notifications about the status of treatment operations. Users can monitor progress, receive updates on completion, and be alerted when items are ready for pickup or delivery, maintaining control without requiring physical presence at the facility.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Physical presence and manual monitoring are replaced by electronic communication systems and automated notification mechanisms. The system handles operation control and status tracking through digital interfaces, enabling full remote operation while maintaining user control and awareness.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS20250356717A1Laundry appliance transaction methods
Publication Date: 2025.11.20 HAIER US APPLIANCE SOLUTIONS INC
  • US20250356717A1 patent drawing
  • US20250356717A1 patent drawing
  • US20250356717A1 patent drawing

AI summary

Methods of operating a laundry appliance include receiving an offer for sale of a laundry article. The offer is received from a first user. Methods may also include receiving an access request for the laundry appliance, from either the first user or a second user. Methods may further include activating the laundry appliance in response to the access request, which causes the laundry appliance to perform a laundry treatment operation. Some methods may include determining the laundry treatment operation is within a completion threshold and causing a notification to be presented to the second user that the laundry treatment operation is within the completion threshold. Some methods may include causing a confirmation prompt to be presented to the second user, receiving a payment authorization, and applying a credit to the first user's account in response to the payment authorization.