TV Rear Cover Mounting with Movement-Regulating Recesses

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Solution Overview

Problem

The existing display and television set designs face difficulties in mounting a cover member on a display panel support member due to the flat rear surface, which deteriorates mounting workability and makes it challenging to position and secure the cover member accurately.

Innovation Solution

The display and television set incorporate a movement regulating portion on the rear surface of the display panel support member, featuring recess portions, projecting portions, and upright portions to guide and secure the cover member, improving mounting workability by regulating its movement and preventing dust or light leakage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the rear surface of the display panel support member is made flat, then the manufacturing process is simplified, but the mounting workability of the cover member deteriorates

Engineering Contradiction:
Improvemanufacturing process simplicityVSAvoidmounting workability
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The invention applies curvature to the rear surface of the display panel support member by forming a recess portion with a curved bottom surface. This curved structure serves as a movement regulating portion that guides and positions the cover member during mounting, improving mounting workability while maintaining manufacturing feasibility through standard forming processes.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The invention transitions from a two-dimensional flat rear surface to a three-dimensional structured surface by adding a recess portion with depth. This dimensional change creates vertical regulation features (inner side surfaces and bottom surface) that control cover member movement in multiple directions, enhancing positioning accuracy without significantly complicating the manufacturing process.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of operation

If movement regulating portions are added to the rear surface, then the mounting workability of the cover member is improved, but the device complexity increases

Engineering Contradiction:
Improvemounting workabilityVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention applies the movement regulating function locally rather than across the entire rear surface. The recess portion is strategically positioned and shaped to provide necessary guidance and positioning features only where needed, allowing the majority of the rear surface to remain simple and facilitating easier manufacturing and assembly.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20130107140A1Display and Television Set
Publication Date: 2013.05.02 MAXELL LTD
  • US20130107140A1 patent drawing
  • US20130107140A1 patent drawing
  • US20130107140A1 patent drawing

AI summary

This display includes a display panel support member having a rear surface partially constituting a rear housing and a cover member mounted on the display panel support member to partially cover the rear surface thereof. A movement regulating portion regulating movement of the cover member is provided on the rear surface of the display support member.