Smart Mailbox Receptacle with Trimodal Delivery and Drone Docking

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Solution Overview

Problem

Existing drone delivery systems face limitations in effectively delivering packages over wide areas due to range constraints and lack of secure, efficient, and safe receptacles for unmanned vehicles, leading to issues such as theft and misdelivery.

Innovation Solution

The Special Expanding Floor/Accordion Arrive Smart mailbox receptacles and Dronedek docking stations provide an expandable volume for multiple packages, incorporate UV and ozone disinfection, temperature control, facial recognition, and communication features, and include a charging station for drones, ensuring secure and efficient delivery and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional delivery methods are used, then delivery can be made to any location, but packages are vulnerable to theft and misdelivery

Engineering Contradiction:
Improvedelivery securityVSAvoidreceptacle system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary secure receptacle system that acts as a mediator between the delivery location and the final package destination. The receptacle is placed at the delivery location but secured with locking mechanisms and monitoring systems, creating a secure intermediate storage point that prevents theft while maintaining delivery accessibility.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The receptacle system incorporates self-service features including automatic locking mechanisms, integrated cameras for monitoring, and notification systems that automatically alert recipients. The system serves itself by automatically securing packages upon delivery without requiring constant human intervention, thereby improving security while managing complexity through automation.

Inventive Principle:
Principle #25Self-service

2Speed

If drone delivery is implemented, then delivery speed increases, but range limitations prevent wide area coverage

Engineering Contradiction:
Improvedelivery speedVSAvoiddelivery range
Core Design Contradiction:
SpeedVSAdaptability or versatility

Solution Approach 1:

The patent divides the delivery system into segmented components: drones handle the long-distance transport portion of delivery, while secure receptacles at various locations handle the final delivery portion. This segmentation allows drones to operate within their range limitations while still achieving wide area coverage through a network of receptacle locations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system adds a spatial dimension to drone delivery by establishing a network of receptacle locations at different geographical points. Instead of requiring each drone to travel the entire distance, packages are delivered to intermediate receptacles that are strategically positioned, effectively extending the operational range through multi-dimensional spatial distribution.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If secure receptacles are installed at all delivery locations, then theft is prevented, but installation cost and complexity increase

Engineering Contradiction:
Improvepackage securityVSAvoidinstallation feasibility
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The receptacle design incorporates multiple functions into a single device: secure storage, locking mechanisms, integrated cameras for monitoring, notification systems, and weather protection. This multi-functionality reduces the need for separate security devices at each location, thereby improving package security while reducing overall installation complexity and cost.

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

Solution Approach 2:

The patent combines previously separate security elements (locking mechanisms, cameras, alarms, and weather protection) into a single integrated receptacle unit. This merging reduces the number of separate installations required at each location, making deployment more feasible while maintaining comprehensive security coverage.

Inventive Principle:
Principle #5Merging (Combining)

4Productivity

If multiple packages are stored in the receptacle, then delivery capacity increases, but receptacle volume requirements increase

Engineering Contradiction:
Improvedelivery capacityVSAvoidreceptacle volume
Core Design Contradiction:
ProductivityVSVolume of stationary object

Solution Approach 1:

The receptacle incorporates dynamic, adjustable shelving and storage compartments that can be reconfigured based on package size and quantity. This dynamic design allows the receptacle to optimize its internal volume for different delivery scenarios, increasing delivery capacity without requiring a proportionally larger fixed receptacle structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the parameter of storage configuration by using adjustable shelves and modular compartments. This allows the same receptacle volume to accommodate varying numbers and sizes of packages by altering the internal spatial parameters, thereby increasing effective delivery capacity without increasing the external receptacle volume.

Inventive Principle:
Principle #35Parameter changes

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

The system enhances package security, reduces theft, and improves delivery efficiency by providing a versatile, secure, and intelligent docking station that can handle multiple deliveries while ensuring package safety and communication with drones.

Implementation Method 1

incorporate UV and ozone disinfection

Methodology Applied
Scientific EffectUV disinfection: Absorption (EM radiation)

Implementation Method 2

incorporate UV and ozone disinfection

Methodology Applied
Scientific EffectOzone disinfection: Ozone

Implementation Method 3

temperature control

Methodology Applied
Scientific EffectTemperature control: Heat Exchanger

Data Source

PatentUS12387072B2Smart mailbox receptacle and platform to ship packages and goods from a Trimodal system that includes a courier service, an automated vehicle or robot, and/or an unmanned drone
Publication Date: 2025.08.12 OTOOLE DANIEL S
  • US12387072B2 patent drawing
  • US12387072B2 patent drawing
  • US12387072B2 patent drawing

AI summary

Disclosed is a smart mailbox receptacle and drone docking station for deposit of items/goods delivered by a robot, drone by landing or tethering packages, or courier each to a secured receptacle. Items can be delivered to a receptacle at a curb, mailbox, post, or porch. Features include communication systems between the station and drone; security; hot and cold temperature control and preservation of the goods before and after delivery; battery charging and exchange station; a collector to identify explosive materials, anthrax, etc.; ultraviolet system to eradicate disease, virus and harmful materials; an ozone applicator to eradicate disease, virus and harmful materials; weather monitoring; tag and track of vehicles and packages; facial recognition camera and software for pets and humans; and local two-way speakers; LED lights that strobe flash, and a flood light.