Flexible Display Telescopic Mechanism for Adjustable Screen Size

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Solution Overview

Problem

Conventional electronic devices with fixed display screens struggle to adapt to varying user requirements, leading to a poor user experience due to their inflexible size configurations.

Innovation Solution

An electronic device equipped with a telescopic driving mechanism and a flexible display screen that can be extended or retracted by sliding the movable assembly relative to the housing, allowing the display screen to change size to accommodate different usage scenarios.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed display screen is used, then the device structure is simple, but the adaptability to different display requirements is poor

Engineering Contradiction:
Improveadaptability to different display requirementsVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The display screen transitions from a fixed state to a dynamic adjustable state through the telescopic driving mechanism. The movable assembly can slide relative to the housing to extend or retract the display screen, allowing the display area to be dynamically adjusted according to different usage scenarios while maintaining a relatively simple overall device structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable assembly is nested within the housing structure, allowing the display screen to be retracted into the device body when not in use. This nesting approach enables the extended display functionality without significantly increasing the device's external dimensions, maintaining compactness while providing adaptability.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If the display screen size is fixed, then the manufacturing is simple, but the ability to adapt to different usage scenarios is limited

Engineering Contradiction:
Improveability to adapt to different usage scenariosVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The display screen size is made dynamically adjustable through the telescopic mechanism. The movable assembly slides along the housing to extend or retract the display area, enabling adaptation to different usage scenarios such as viewing modes or multitasking configurations while using standard manufacturing processes for the sliding components.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The same telescopic driving mechanism serves multiple functions: it controls the extension and retraction of the display screen, adjusts the display area size, and enables different usage modes. This multi-functionality is achieved through a single mechanical system that can be manufactured using conventional techniques.

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

3Adaptability or versatility

If a telescopic mechanism is added to adjust display size, then the adaptability improves, but the device complexity increases

Engineering Contradiction:
Improvedisplay size adjustabilityVSAvoidmechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A telescopic driving mechanism is introduced to enable dynamic adjustment of the display screen size. The movable assembly slides relative to the housing along a guiding direction, allowing the display area to be extended or retracted. This dynamic mechanism provides display size adaptability while maintaining a relatively simple mechanical structure with straightforward motion control.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20220183167A1Electronic device
Publication Date: 2022.06.09 BEIJING XIAOMI MOBILE SOFTWARE CO LTD
  • US20220183167A1 patent drawing
  • US20220183167A1 patent drawing
  • US20220183167A1 patent drawing

AI summary

The present disclosure relates to an electronic device including a telescopic driving mechanism and a flexible display screen. The telescopic driving mechanism includes a housing and a movable assembly, and the movable assembly is slidably coupled to the housing and may be driven to move towards or away from the housing. The flexible display screen includes a first end and a second end arranged oppositely. The first end is coupled to the housing and located at a front surface of the electronic device. The second end is coupled to the movable assembly and wound to a rear surface of the electronic device via a side surface of the electronic device. The second end moves towards or away from the first end as the movable assembly is moved relative to the housing.