Fuel Dispensing Station Unlock Code Automation

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Solution Overview

Problem

Current fuel dispensing systems require users to provide proof of funds in advance, which involves time-consuming interactions with cashiers or self-checkout stations, increasing customer wait times and retail establishment operational costs.

Innovation Solution

A system utilizing a local device with location identification capabilities to retrieve and transmit identification and location information to a remote server, which generates and sends an unlock code to the fuel dispensing station, allowing for automated fuel dispensing without the need for direct user interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If users provide proof of funds in advance at cashier or self-checkout stations, then payment verification is ensured, but customer wait time increases and operational costs increase

Engineering Contradiction:
Improvepayment verificationVSAvoidcustomer wait time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs payment verification in advance by sending identification information and location information to a remote server before fuel dispensing begins. The server generates and transmits an unlock code to the fuel dispensing station in advance, so that payment is verified before the customer arrives at the pump, eliminating wait time at the pump.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The payment verification process is extracted from the fuel dispensing station and moved to a remote server. The local device communicates with the remote server to handle payment verification, separating this function from the physical dispensing location and allowing parallel processing.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If cashier or self-checkout stations are deployed for payment verification, then payment security is maintained, but device complexity and operational costs increase

Engineering Contradiction:
Improvepayment securityVSAvoidcashier or self-checkout infrastructure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system enables self-service fuel dispensing where customers use their mobile devices to initiate the process. The fuel dispensing station automatically receives and processes the unlock code from the remote server without requiring cashier intervention or complex self-checkout station infrastructure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

A remote server acts as an intermediary between the local device and the fuel dispensing station. The server handles payment verification by communicating with payment processors and generates unlock codes, simplifying the overall system architecture by centralizing complex verification logic.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10726406B2System and method for dispensing and purchasing fuel
Publication Date: 2020.07.28 WALMART APOLLO LLC
  • US10726406B2 patent drawing
  • US10726406B2 patent drawing
  • US10726406B2 patent drawing

AI summary

A system for purchasing fuel is provided. The system includes, but is no limited to, a local device for retrieving identification information which identifies a fuel dispensing station, the identification information containing information identifying the fuel dispensing station from which fuel is desired to be purchased, and a remote server connected with the local device. Upon receiving the identification information at the local device, the local device automatically forwards the identification information along with a unique identifier to the remote server. The remote server generates and transmits an unlock code to the fuel dispensing station. The unlock code signals the fuel dispensing station to dispense fuel.