Sun-Shading Laptop Bag Structure for Stable Storage and Cooling

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Solution Overview

Problem

Existing sunshades or shading-enabled carrying cases for laptops and tablets suffer from unreliable laptop storage, lack of ventilation channels for heat dissipation, and cumbersome folding mechanisms.

Innovation Solution

A laptop bag with a sun-shading function featuring a flexible first package and a second package connected by sides to form a handle section, with rigid support plates and a top plate that can rotate, and a storage pocket secured by an elastic strap, along with adjustable wing plates and Velcro connections for stable storage and heat dissipation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a traditional sunshade hood is attached to the display, then shading and privacy protection are improved, but the device cannot be used to store a laptop and side panels interfere with keyboard operation

Engineering Contradiction:
Improvesunlight interference with displayVSAvoidlaptop storage capability
Core Design Contradiction:
Object-affected harmful factorsVSAdaptability or versatility

Solution Approach 1:

The patent merges the sunshade function with a laptop bag by integrating a shield structure into the bag body. The shield can be deployed to block sunlight from reaching the laptop screen, while the bag simultaneously provides laptop storage functionality. This combination resolves the contradiction by unifying two previously separate functions (sunshade and laptop carrier) into a single integrated product.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bag is designed to perform multiple functions: it serves as a laptop storage container, provides sunshade protection through its shield mechanism, and maintains portability. The universal design allows the same product to address both the shading need and the laptop storage need without requiring separate devices.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Object-affected harmful factors

If a shield structure is added to block sunlight, then shading functionality is improved, but the bag lacks a dedicated padded compartment for securing the laptop

Engineering Contradiction:
Improvesunlight interference with displayVSAvoidlaptop storage stability
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The bag is segmented into distinct functional zones: a dedicated padded compartment for laptop storage and a separate shield mechanism for sun protection. The padded compartment is specifically designed to secure the laptop, while the shield structure independently provides sunlight blocking. This segmentation allows each component to optimize its specific function without compromising the other.

Inventive Principle:
Principle #1Segmentation

3Object-affected harmful factors

If side panels are made rigid for structural support, then shading effectiveness is improved, but the bending sections lack transition segments making collapse and closure cumbersome

Engineering Contradiction:
Improvesunlight blocking effectivenessVSAvoidfolding and closing convenience
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The side panels incorporate flexible bending sections with transition segments that allow the structure to dynamically change from a rigid shaded position to a collapsed storage position. The transition segments act as hinges or joints that enable smooth folding, making the shield easy to deploy for sun protection and easy to collapse when not in use.

Inventive Principle:
Principle #15Dynamics

4Strength

If sealed compartments are formed by side panels, then structural integrity is improved, but heat dissipation for the laptop becomes inadequate

Engineering Contradiction:
Improvestructural integrity of bagVSAvoidlaptop heat dissipation
Core Design Contradiction:
StrengthVSTemperature

Solution Approach 1:

The bag design applies different structural qualities to different regions: the side panels are made rigid to provide structural integrity and shielding, while specific localized areas include ventilation channels or open spaces to facilitate heat dissipation. This local differentiation allows the bag to maintain strength where needed while enabling thermal management in critical areas.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20250338932A1Laptop Bag with Sun-Shading Function
Publication Date: 2025.11.06 QUANZHOU JIUCI TRADING CO LTD
  • US20250338932A1 patent drawing
  • US20250338932A1 patent drawing
  • US20250338932A1 patent drawing

AI summary

The present disclosure discloses a laptop bag with a sun-shading function, comprising a first package, a second package, and sides. A support plate is arranged on the package to support a top plate. The support plate and top plate are composed of a plurality of layers of different materials, facilitating support and connection. The position of the top plate is adjustable relative to the support plate to regulate the amount of light entering the display, adapting to users of different heights and varying external lighting conditions, thereby enhancing the user experience.