Display Housing Trim for Maximizing Active Display Area

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Solution Overview

Problem

Traditional electronic device components and structures limit the performance and dimensions of electronic devices, particularly by restricting the active area of displays and requiring large bezels for housing components.

Innovation Solution

The electronic device incorporates a housing with a trim that defines an orifice and an exterior surface, securing a display cell to the housing with a reworkable adhesive, and using a magnet in a cavity beneath the trim to secure the display position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of moving object

If traditional housings are used, then structural support and protection are provided, but the active area of the display is reduced due to large bezels

Engineering Contradiction:
Improveactive display areaVSAvoidhousing structure complexity
Core Design Contradiction:
Area of moving objectVSDevice complexity

Solution Approach 1:

The housing is segmented into multiple functional components: a display assembly containing the display cell, a trim component for positioning and aesthetic purposes, and a housing structure. This segmentation allows the display area to be maximized while the trim and housing provide necessary structural support and protection without compromising the active display area.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The trim component extends in a direction normal to the display surface, creating a three-dimensional structure that provides mounting surfaces and positioning features without reducing the two-dimensional active display area. This dimensional approach allows structural functions to be added without compromising display area.

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

2Reliability

If traditional assembly methods are used, then components are secured, but device performance is limited by features that inhibit optimization

Engineering Contradiction:
Improvedisplay cell positioning stabilityVSAvoidassembly process simplicity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The trim component serves as an intermediary element between the display cell and the housing structure. It provides a dedicated mounting surface and positioning features that securely attach the display cell while simplifying the overall assembly process. The trim acts as a mediator that translates structural support requirements into a user-friendly assembly interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The trim component is designed to self-position and self-secure the display cell through its integrated mounting surfaces and geometric features. The structure includes inherent alignment features that guide the display cell into the correct position without requiring complex external fixtures or procedures, thereby simplifying manufacturing while ensuring positioning stability.

Inventive Principle:
Principle #25Self-service

3Length of moving object

If traditional structures are used, then components are housed, but the dimensions of the device are limited relative to individual component dimensions

Engineering Contradiction:
Improvedevice dimension optimizationVSAvoidcomponent dimension tailoring
Core Design Contradiction:
Length of moving objectVSManufacturing precision

Solution Approach 1:

The housing structure is designed with local quality variations: the trim component has specific geometric features and mounting surfaces tailored to the display cell's dimensions, while the overall housing provides structural support. This localized optimization allows the device dimensions to be precisely controlled to match the display cell size, eliminating unnecessary bezels while maintaining structural integrity.

Inventive Principle:
Principle #3Local quality

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

This configuration maximizes the active display area while minimizing bezels, allowing for enhanced functionality, desired dimensions, and aesthetic appeal without compromising performance.

Implementation Method 1

The display cell can be secured to the housing by a reworkable adhesive

Methodology Applied
Scientific EffectAdhesive bonding: Adhesive

Implementation Method 2

using a magnet in a cavity beneath the trim to secure the display position

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Data Source

PatentUS20250291394A1Electronic device display
Publication Date: 2025.09.18 APPLE INC
  • US20250291394A1 patent drawing
  • US20250291394A1 patent drawing
  • US20250291394A1 patent drawing

AI summary

An electronic device can include a base portion and a display portion rotatably mounted to the base portion. The display portion can have a display housing including a trim that at least partially defines an orifice and a portion of the exterior surface of the electronic device. A display call can be positioned at the orifice in contact with the trim and can be secured to the display housing.