Bayonet Locking Mechanism for Display Screen Mount Assembly

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Solution Overview

Problem

Existing display screen assemblies require extensive manual effort and time to secure and unsecure the display screen from its mount assembly, especially when moving or transporting them, which is inefficient and labor-intensive, particularly for expensive touch-responsive displays.

Innovation Solution

A selectively engageable display screen assembly with a mount assembly that includes a base and a locking mechanism featuring a bayonet that can be ingressed into a locked position within a channel on the display screen, allowing for easy engagement and disengagement, reducing the need for complete disassembly and reassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the display screen is secured to the mount assembly using traditional fastening methods, then the display screen is securely fixed to the support surface, but it requires extensive manual effort and time to secure and unsecure the display screen

Engineering Contradiction:
Improvesecure fixationVSAvoidtime to secure and unsecure
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The locking assembly incorporates a bayonet mechanism that enables dynamic engagement and disengagement of the display screen with the mount assembly. The bayonet can be quickly inserted into the channel and rotated to locked positions, allowing the system to transition between secured and unsecured states without extensive manual effort, thus resolving the contradiction between secure fixation and time consumption

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting system is segmented into distinct functional components: the mount assembly with base, the locking assembly with bayonet, and the display screen with channel. This segmentation allows the locking assembly to be independently operated to secure or unsecure the display screen, enabling quick changes without moving or manipulating the entire assembly, thereby reducing time loss while maintaining reliable fixation

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the entire display screen assembly is moved for transport, then the display screen can be relocated, but it requires complete disassembly and reassembly which is labor-intensive

Engineering Contradiction:
ImprovetransportabilityVSAvoidease of moving
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The bayonet locking mechanism allows the display screen to be dynamically attached and detached from the mount assembly. For transport, the bayonet can be quickly released by rotating it to the unlocked position, enabling the display screen to be separated from the mount assembly without complete disassembly. This dynamic operation makes the system adaptable for transport while maintaining ease of operation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The locking assembly is extracted as a separate functional unit from the overall display screen assembly. The bayonet, as part of the locking assembly, can be independently operated to release the display screen from the mount assembly. This extraction allows the display screen to be removed for transport without requiring disassembly of the entire assembly, improving both adaptability and ease of operation

Inventive Principle:
Principle #2Taking out (Extraction)

3Strength

If traditional fastening methods are used to secure the display screen, then the display screen is firmly attached to the mount assembly, but it requires extensive manual effort to secure and unsecure

Engineering Contradiction:
Improveattachment strengthVSAvoidmanual effort required
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The bayonet locking mechanism provides dynamic attachment and detachment capability. The bayonet can be inserted into the channel and rotated to engage locking positions that provide strong attachment strength. To release, the bayonet is simply rotated to unlock and pulled out, requiring minimal manual effort. This dynamic mechanism resolves the contradiction between strong attachment and ease of operation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The bayonet mechanism utilizes rotational movement along a curved path to engage and disengage the locking assembly. The rotational action allows the bayonet to sequentially engage multiple locking positions within the channel, providing strong attachment strength through distributed locking points while requiring only simple rotational motion to secure or unsecure, thereby reducing manual effort

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS9164537B2Display screen assembly having a selectively engageable mount assembly
Publication Date: 2015.10.20 TOSHIBA GLOBAL COMMERCE SOLUTIONS HLDG
  • US9164537B2 patent drawing
  • US9164537B2 patent drawing
  • US9164537B2 patent drawing

AI summary

A display screen assembly is provided. The display screen defines a channel for allowing selective engagement of the display screen. A mount assembly is provided and includes a base for supporting the display screen assembly about a support surface, and a locking assembly that selectively engages the channel to thereby lock the mount assembly to the display screen.