To-Go Cubby Unit with Credential-Based Access and Temperature Control

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Solution Overview

Problem

Restaurant to-go cubbies are often unattended and exposed to the ambient environment, leading to food being taken by unauthorized individuals and temperature fluctuations that can spoil or overheat food.

Innovation Solution

A cubby unit with a housing containing multiple compartments, each with a customer door and an employee door, along with a control system that allows for temperature regulation using heating and cooling mechanisms, and a credential-based access system to secure and maintain the temperature of orders until pickup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If to-go cubbies are left open to the ambient environment for easy access, then ease of operation is improved, but food security and temperature control deteriorate

Engineering Contradiction:
Improveaccess to foodVSAvoidfood security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system uses credential-based automatic door activation where customers independently access their own cubbies using their order credentials, eliminating the need for employee assistance while maintaining security. The door actuator automatically opens and closes the door based on credential verification, providing self-service access without compromising food security.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If to-go cubbies are left open to the ambient environment for easy access, then ease of operation is improved, but temperature control deteriorates

Engineering Contradiction:
Improveaccess to foodVSAvoidfood temperature
Core Design Contradiction:
Ease of operationVSTemperature

Solution Approach 1:

The door actuator system automatically opens and closes cubby doors based on credential verification, eliminating the need for employees to manually open doors. This automation reduces unnecessary door openings and minimizes exposure to ambient temperature, thereby maintaining food temperature while still providing easy customer access.

Inventive Principle:
Principle #25Self-service

3Productivity

If manual cubby assignment is implemented for order tracking, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improveorder tracking efficiencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system uses automatic credential verification and door actuation that eliminates the need for complex manual tracking systems. Customers independently access their orders using credentials, and the system automatically manages door operations, reducing the complexity of employee intervention while maintaining high productivity in order fulfillment.

Inventive Principle:
Principle #25Self-service

4Reliability

If credential-based access control is implemented for each cubby, then food security is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvefood securityVSAvoidaccess to food
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system replaces manual mechanical door operations with an automated door actuator controlled by credential verification. This substitution maintains strong food security through controlled access while improving ease of operation by eliminating the need for customers to physically locate and manually open doors, as the system automatically activates the door upon credential verification.

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

Data Source

PatentUS11957259B2To-go cubby unit
Publication Date: 2024.04.16 HATCO CORP
  • US11957259B2 patent drawing
  • US11957259B2 patent drawing
  • US11957259B2 patent drawing

AI summary

A cubby unit includes a unit housing, a plurality of cubbies disposed within the unit housing, and an interface positioned along the unit housing. Each of the plurality of cubbies includes a cubby housing defining an internal compartment and a door coupled to the cubby housing. The door facilitates accessing the internal compartment of the cubby housing. The interface provides a cubby selection interface that facilitates manual assignment of a respective cubby to a respective order by an employee.