Sliding Console Tray with Wireless Charging for Mobile Devices

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Solution Overview

Problem

Mobile devices in vehicles often experience movement and battery depletion during use, leading to potential damage and inconvenience due to inadequate storage and charging solutions.

Innovation Solution

A console assembly with a slidable tray featuring an anti-slip surface and integrated wireless charging unit, allowing for secure placement and charging of devices without cords, while maintaining aesthetics and functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If mobile devices are placed in open bins or trays during vehicle operation, then easy access is provided, but the devices move around causing wear and damage

Engineering Contradiction:
Improveaccess to mobile deviceVSAvoiddevice stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The console assembly incorporates a movable tray that can transition between extended and retracted positions. When retracted, the tray provides a stable, confined surface that prevents device movement. When extended, it allows easy access. The dynamic positioning resolves the contradiction between stability and accessibility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tray surface features a specific friction coefficient designed to prevent device slippage while allowing easy placement. The localized high-friction surface area provides secure device retention only where needed, while maintaining overall tray mobility and accessibility.

Inventive Principle:
Principle #3Local quality

2Illumination intensity

If mobile devices are placed in open bins or trays, then visibility of display screen is possible, but the screen is not properly oriented when activity occurs

Engineering Contradiction:
Improvedisplay screen visibilityVSAvoiddevice orientation
Core Design Contradiction:
Illumination intensityVSShape

Solution Approach 1:

The tray is designed with a specific inclined angle that dynamically adjusts the device orientation to match the driver's line of sight. This fixed angular configuration ensures that when a device is placed on the tray, its display screen is naturally oriented at the optimal viewing angle for the driver, resolving the orientation visibility contradiction.

Inventive Principle:
Principle #15Dynamics

3Duration of action of moving object

If mobile devices are used during long duration travel, then communication and entertainment are maintained, but the device loses charge

Engineering Contradiction:
Improvetravel durationVSAvoidbattery charge
Core Design Contradiction:
Duration of action of moving objectVSUse of energy by moving object

Solution Approach 1:

The console assembly includes integrated wireless charging capability that automatically activates when a device is placed on the tray. This preliminary charging action begins immediately, ensuring continuous power supply during long duration travel without requiring manual intervention or external charging sources.

Inventive Principle:
Principle #10Preliminary action

4Object-affected harmful factors

If a slidable top wall is provided to cover the opening, then device concealment is achieved, but access to the device is limited

Engineering Contradiction:
Improvedevice concealmentVSAvoiddevice access
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The top wall is designed as a slidable component that can smoothly transition between covering and open positions. This dynamic mechanism allows the wall to provide concealment when closed while enabling quick, easy access when slid open, resolving the contradiction between security and accessibility.

Inventive Principle:
Principle #15Dynamics

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 console assembly prevents device movement during vehicle operation and ensures continuous charging, enhancing user convenience by maintaining device orientation and power availability.

Implementation Method 1

the wireless charging unit includes a primary coil for inductively providing power to the mobile device

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

An anti-slip surface is provided on the top wall and configured to receive the mobile device thereon

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS8783752B2Mobile device retention and charging tray
Publication Date: 2014.07.22 TOYOTA JIDOSHA KK
  • US8783752B2 patent drawing
  • US8783752B2 patent drawing
  • US8783752B2 patent drawing

AI summary

A console assembly for an automotive vehicle and use with a mobile device. The console assembly including a storage compartment having a floor, a pair of sidewalls, and a pair of end walls. An opening permits access into the storage area and a slidable top wall is operable to move between a covered position and a retracted position relative to the opening. An anti-slip surface is provided on the top wall and configured to receive the mobile device thereon. A wireless charging unit is also incorporated into and moveable with the top wall. The wireless charging unit is located immediately below the anti-slip surface. When the mobile device is placed on the anti-slip surface, the device is moveable with the top wall, between the covered position and retracted position, while being charged.