Head-Mounted Device Rotating Bracket Speaker Adjustment

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Solution Overview

Problem

Existing head-mounted devices, such as virtual reality devices, face discomfort issues due to the fixed distance between the speaker component and the user, leading to poor user experience during long-term wear.

Innovation Solution

A head-mounted device with a connecting component that includes a rotating bracket and a locking block, allowing the speaker component to be adjusted between two fixed states: pressed against the user's head or not, using a combination of elastic members and locking mechanisms for intuitive distance adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the speaker component is pressed against the user's head to ensure stable wear, then the stability of the device is improved, but the user comfort deteriorates due to poor blood circulation and pain during long-term wear

Engineering Contradiction:
Improvestability of device wearVSAvoiduser discomfort
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The patent implements a rotating bracket mechanism that allows the speaker component to rotate between a first position (pressed against the head for stable wear) and a second position (away from the head for comfort). This dynamic adjustment capability resolves the contradiction by enabling the device to switch between stability-oriented and comfort-oriented configurations based on user needs.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If the speaker component is fixed at a set distance from the user, then the device structure is simplified, but the adaptability to different users and usage scenarios deteriorates

Engineering Contradiction:
Improvestructure complexityVSAvoidadjustability of speaker distance
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The rotating bracket enables the speaker component to dynamically change its position between two fixed states (first position and second position). This provides adaptability for different users and scenarios while maintaining relatively simple structural implementation through a single rotation mechanism rather than complex continuous adjustment systems.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent divides the speaker component's positioning into discrete segments (first position and second position) rather than requiring continuous adjustment. This segmentation simplifies the overall structure while still providing meaningful adaptability for different usage scenarios and user preferences.

Inventive Principle:
Principle #1Segmentation

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

Enables user-adjustable speaker positioning, reducing discomfort and improving the overall experience by allowing customizable fit, thereby alleviating the discomfort associated with long-term wear.

Implementation Method 1

One end of the first elastic member abuts on the locking block, and the other end of the first elastic member abuts on the body

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11782481B2Head-mounted device
Publication Date: 2023.10.10 MERRY ELECTRONICS (SUZHOU) CO LTD
  • US11782481B2 patent drawing
  • US11782481B2 patent drawing
  • US11782481B2 patent drawing

AI summary

The present disclosure provides a head-mounted device including a display component, a speaker component, and a connecting component. Two ends of the connecting component respectively are connected to the display component and the speaker component. The connecting component includes a body, a rotating bracket, and a locking block. The body is connected to the display component and has an opening. The rotating bracket is disposed in the body. One end of the rotating bracket has a first protrusion portion, a second protrusion portion, and an accommodating groove. The other end of the rotating bracket passes through the opening and is connected to the speaker component. The locking block is disposed in the body and is movable to close to or away from the accommodating groove. When the locking block is engaged with the accommodating groove, the rotating bracket is limited to rotate.