Automated Key Cabinet with Reservation Code Access

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Solution Overview

Problem

Current fleet management systems require manual attendance and data recording at motor pool areas, which becomes inefficient with large fleets or vehicles spread across multiple locations, necessitating improved methods for vehicle reservation, key management, and data transmission.

Innovation Solution

A system that includes a reservation module generating a code for vehicle access, an electronic key cabinet with user-entry means, and a control module for unlocking key compartments, along with data transmission on vehicles for mileage, location, and engine conditions, enabling automated vehicle management and minimal staff intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual attendance and data recording are used at motor pool areas, then staff can monitor vehicle pick-up and drop-off, but the system becomes inefficient when the motor pool includes a large number of vehicles or vehicles located in multiple areas

Engineering Contradiction:
Improvefleet management efficiencyVSAvoidmanual monitoring system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The key cabinet system enables self-service operation where users can independently retrieve keys by entering reservation codes, eliminating the need for staff to manually monitor and distribute keys at motor pool areas. The system automatically manages key distribution based on pre-configured reservations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operations (staff physically monitoring and distributing keys) with an automated electronic system that uses keypads, control modules, and electronic key compartments to manage vehicle access automatically.

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

2Reliability

If staff manually record data on vehicles such as mileage readings, then maintenance schedules can be tracked, but the process becomes problematic when the motor pool includes a substantially large number of vehicles

Engineering Contradiction:
Improvemaintenance schedule trackingVSAvoidtime for data recording
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system incorporates automatic feedback mechanisms where vehicle data (mileage, location, engine conditions) is transmitted from vehicles to the central system, enabling automatic tracking of maintenance schedules without manual data entry by staff.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Vehicles automatically transmit their own data (mileage readings, engine conditions, location) to the central system, eliminating the need for staff to manually record this information. The system self-updates maintenance tracking data.

Inventive Principle:
Principle #25Self-service

3Extent of automation

If automated key release is implemented through reservation codes, then staff intervention is minimized, but the system requires integration between reservation system and key cabinet control

Engineering Contradiction:
Improvekey release automationVSAvoidsystem integration complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent merges the reservation system with the key cabinet control system through a centralized control module that receives reservation information and automatically controls key compartment locking/unlocking, creating an integrated automated access system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The control module serves multiple functions: it manages key compartment locking/unlocking, processes reservation codes, and coordinates with the reservation system, making it a universal control unit that handles various aspects of automated key distribution.

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

Data Source

PatentUS9329588B2Key control and related fleet management methods and systems
Publication Date: 2016.05.03 ASSETWORKS LLC
  • US9329588B2 patent drawing
  • US9329588B2 patent drawing
  • US9329588B2 patent drawing

AI summary

A method and system for managing a fleet of vehicles including a reservation system for generating a reservation code; a key cabinet including user-entry means for entering said reservation code and one or more key compartments storing keys for each vehicle in the fleet; a control module in communication with the reservation system and the key cabinet for assigning an unlocked condition to at least one of the key compartments based on entry of a reservation code.