Portable Speaker Locking Base to Prevent Accidental Detachment

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Solution Overview

Problem

Existing speaker systems face issues with portable speakers accidentally detaching from charging bases during use, lacking a secure attachment mechanism that prevents unintended separation.

Innovation Solution

A speaker system design featuring a portable speaker with a first locking member and a charging base with a second locking member, where the first locking member slides to lock and unlock with the second locking member, ensuring secure attachment and easy detachment while preventing accidental detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the portable speaker is merely placed on the charging base, then the portable speaker can be easily attached to and detached from the charging base, but the portable speaker may accidentally be detached from the charging base without intention

Engineering Contradiction:
Improveease of attachment and detachmentVSAvoidsecure attachment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The locking mechanism is divided into two separate members: a first locking member on the portable speaker and a second locking member on the charging base. This segmentation allows independent control of locking and unlocking actions, enabling easy operation while maintaining secure attachment through the coordinated interaction of the two members

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The first locking member is pre-configured to slide in a first direction that automatically engages with the second locking member, performing the locking action in advance before any accidental detachment can occur. This preliminary locking action ensures reliability while maintaining ease of operation through simple sliding motion

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20230307930A1Speaker system
Publication Date: 2023.09.28 YAMAHA CORP
  • US20230307930A1 patent drawing
  • US20230307930A1 patent drawing
  • US20230307930A1 patent drawing

AI summary

A speaker system includes: a portable speaker including a first locking member; and a charging base including a second locking member. The first locking member is configured to slide in: a first direction relative to the second locking member to lock the first and second locking members together; and a second direction, which is opposite to the first direction, relative to the second locking member to release the first locking member from the second locking member.