Notebook Computer Two-Housing Frame with Rotary Joint

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Solution Overview

Problem

Conventional notebook computers have a dull appearance and poor user experience due to their four-housing assembly structure, which results in a cumbersome and aesthetically unappealing design.

Innovation Solution

The notebook computer design is simplified to a two-housing structure with a frame member layer that includes a first frame and a second frame connected through a rotary connecting member, allowing the first and second housing layers to move together while maintaining an overall appearance with two hierarchies, enabling various usage states like closed, presented, standing, and tablet modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the notebook computer uses a four-housing assembly structure (first housing, second housing, third housing, fourth housing), then the structural integrity and component separation are improved, but the appearance becomes dull and the user experience deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoiduser experience
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The patent merges the first housing with the third housing to form a unified housing structure, and merges the second housing with the fourth housing to form another unified housing structure. This consolidation reduces the visual fragmentation caused by four separate housings while maintaining the structural integrity benefits of having distinct display and keyboard portions. The merged housings create a more cohesive appearance that improves user experience without sacrificing structural strength.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing structures are designed to serve multiple functions: they provide structural support, define the appearance, and facilitate the folding mechanism. The first and second housings not only enclose their respective components but also work together with the rotary connecting member to enable various usage modes (laptop mode, tablet mode, standing mode, presentation mode), thereby improving user experience through versatility.

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

2Ease of manufacture

If the notebook computer uses a four-housing assembly structure, then the component separation is improved, but the appearance shape becomes dull

Engineering Contradiction:
Improvecomponent separationVSAvoidappearance shape
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

By merging adjacent housings (first with third, second with fourth), the patent creates unified housing structures that present a cleaner, more modern appearance. The merged housings eliminate the visual clutter of four separate boundaries while still maintaining the functional separation of components through the rotary connecting member mechanism.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing structures are designed to be dynamic rather than static, enabling multiple configurations through the rotary connecting member. This dynamic capability allows the notebook to transform between laptop mode, tablet mode, standing mode, and presentation mode, creating a visually engaging and versatile appearance that avoids the dullness of a fixed four-housing structure.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If the first housing, second housing, third housing, and fourth housing are assembled separately, then the manufacturing process is simplified, but the overall appearance coherence deteriorates

Engineering Contradiction:
Improveassembly processVSAvoidappearance coherence
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The patent merges housings to create unified structures that maintain appearance coherence. The first housing and third housing form one unified structure, while the second housing and fourth housing form another, ensuring that the transitions between these merged housings are smooth and coherent rather than fragmented.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rotary connecting member acts as an intermediary that connects the merged first-third housing structure with the merged second-fourth housing structure. This intermediary component ensures that the separate manufacturing of housing portions does not compromise the overall appearance coherence, as the rotary connecting member provides a designed transition that maintains visual continuity across the folding joint.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enhances the appearance and user experience by providing a more simplified and versatile design, maintaining coherence and stability across different usage states, and allowing for easier assembly and repair by separating display and input components into distinct frames.

Implementation Method 1

a rotary connecting member; and a second frame rotatably connected to the first frame through the rotary connecting member

Methodology Applied
Scientific EffectRotational movement: Hinge

Data Source

PatentUS9594401B2Notebook computer
Publication Date: 2017.03.14 LENOVO (BEIJING) LTD
  • US9594401B2 patent drawing
  • US9594401B2 patent drawing
  • US9594401B2 patent drawing

AI summary

A notebook computer includes a first housing layer, a frame member layer, and a second housing layer. The first housing layer and the second housing layer encloses the frame member layer, the frame member layer is located within an interior enclosing space defined by the first housing layer and the second housing layer. The first and second housing layers are capable of moving along with movement of the frame member layer and form an overall appearance with two hierarchies of the notebook computer.