Detachable Screen Guard Assembly with Hooking Mechanism

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Solution Overview

Problem

Conventional screen protective devices are costly, difficult to install, and provide inadequate protection for large screens, while also affecting the appearance of monitors and failing to reduce glare and radiation effectively.

Innovation Solution

A detachable screen guard assembly with a transparent screen protector made of glass, acrylic, or plastic, featuring a fastening apparatus with hooking and bracket members for easy installation and adjustment, and a securing device using flexible straps to securely attach the protector to the monitor without exposed connection points.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a hanging-type screen protective device with two straps is used, then the screen is protected, but the manufacturing cost is high and the appearance is compromised

Engineering Contradiction:
Improvescreen protectionVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent replaces expensive reusable straps with inexpensive adhesive tapes that are disposed of after single use. The adhesive tape is applied directly to the screen protector and monitor frame, eliminating the need for costly strap mechanisms while maintaining protective function during the screen protector's service life

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent removes the strap component entirely from the securing mechanism, extracting only the essential function of attachment. By using adhesive tape directly applied to the screen protector's corners, the design eliminates complex strap hardware while achieving reliable fixation

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If a thin protective membrane directly attaches to the screen is used, then installation is simple, but protection is limited against substantial impact

Engineering Contradiction:
Improveinstallation simplicityVSAvoidimpact protection
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The patent combines a rigid or semi-rigid screen protector material (acrylic, polycarbonate, or tempered glass) with a flexible adhesive securing mechanism. This composite approach provides both impact resistance from the durable protector material and easy installation from the simple adhesive application method

Inventive Principle:
Principle #40Composite materials

3Reliability

If conventional screen protective devices are used, then the screen is protected, but the devices are difficult to install and detach for cleaning

Engineering Contradiction:
Improvescreen protectionVSAvoidinstallation and cleaning ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The adhesive tape is designed as a disposable component that is applied once and removed with the screen protector during cleaning. This eliminates the complexity of detachable strap mechanisms while enabling easy removal and cleaning by simply peeling off the entire assembly

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS8416350B2Detachable screen guard assembly and method for securing a screen protector
Publication Date: 2013.04.09 TSANEV TIHOMIR
  • US8416350B2 patent drawing
  • US8416350B2 patent drawing
  • US8416350B2 patent drawing

AI summary

A detachable screen guard assembly mounted on a screen frame of a monitor comprising a screen protector and a fastening apparatus. The screen protector is transparent and made of glass, acrylic, or plastic having excellent transparency.The fastening apparatus includes at least one couple of a hooking member and a bracket member. The bracket member is mounted on the screen frame and the hooking member is mounted on the screen protector. The hooking member attaches mechanically to the bracket member. Because the hooking member can be disengaged from the bracket member, the screen protector can be detached from the screen frame to be cleaned or mounted on another monitor that has a bracket member installed.The invention also includes a method for securing a screen protector to a monitor by strapping the screen protector to the monitor support.