Flexible Display Screen Rail and Hinge Adjustment Mechanism

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Solution Overview

Problem

Conventional electronic devices with display screens often require users to adopt poor posture due to screens being positioned too low, leading to ergonomic issues, as existing solutions like stands or elevated platforms are temporary and not fully ergonomic, and can render the keyboard unusable or position it undesirably.

Innovation Solution

A flexible display screen system with a rail and hinge mechanism that allows for height and angle adjustment, enabling users to manually or automatically change the screen's position to maintain optimal viewing angles and posture, using a processor to control translational and rotational movements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the display screen is positioned at a fixed low location, then the device structure remains simple, but the user experiences poor posture and ergonomic issues

Engineering Contradiction:
Improveuser posture and ergonomicsVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The display screen is made dynamically adjustable through a rail system with a movable carriage that can be repositioned along the rail length. This allows the screen to transition from a fixed position to a dynamically adjustable one, enabling users to optimize their viewing height and posture while maintaining a relatively simple overall device structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The display assembly is segmented into separate components: the display screen, the movable carriage, and the rail system. This segmentation allows independent adjustment of the screen position along the rail without affecting the overall device structure, resolving the contradiction between simplicity and ergonomics.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the display screen is made adjustable in height, then user comfort is improved, but the device complexity increases due to additional mechanisms

Engineering Contradiction:
Improveviewing height adjustmentVSAvoidadjustment mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The adjustment mechanism uses a dynamic carriage that can move along the rail to change the display height. This dynamic system provides continuous adjustment capability without requiring complex mechanical linkages or multiple discrete adjustment components, thus improving user comfort while limiting the increase in device complexity.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the display screen is repositioned higher, then ergonomic viewing is achieved, but the keyboard may become unusable or improperly positioned

Engineering Contradiction:
Improveviewing angleVSAvoidkeyboard usability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The carriage system provides dynamic repositioning capability that allows the display to be adjusted to various heights and angles. This dynamic adjustment enables the system to adapt to different usage scenarios, maintaining both ergonomic viewing angles and keyboard usability by allowing users to find optimal positions for both components.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11392176B2Display screen adjustments via rails
Publication Date: 2022.07.19 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US11392176B2 patent drawing
  • US11392176B2 patent drawing
  • US11392176B2 patent drawing

AI summary

An example electronic device includes a flexible display screen; a cover operatively connected to the flexible display screen; a rail attached to the cover; and a first hinge attached to the flexible display screen to engage the rail. The flexible display screen is to translate with respect to the rail, and the flexible display screen is to rotate with respect to the first hinge. The rail is embedded in the cover. The rail may be positioned in a substantially center portion of the cover. The cover may include a first end and a second end. The first end is to rotate with respect to the flexible display screen. The second end may include a second hinge to enable rotation of the cover with respect to a base housing.