Protective Housing With Sliding Elastic Strip Support

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Solution Overview

Problem

Existing electronic devices with protective sleeves or frames increase volume, cause radio frequency interference, and negatively affect appearance, necessitating a new design that balances protection, usability, and aesthetics.

Innovation Solution

An electronic device with a housing featuring a sliding groove and a slidable elastic strip that deforms into a convex structure upon locking, providing support while maintaining a compact form and minimizing interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a protective sleeve structure or individual frame structure is added to the electronic device, then the protective function is improved, but the volume of the electronic device increases

Engineering Contradiction:
Improveprotective functionVSAvoidvolume of electronic device
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The protective function is merged with the housing itself by integrating the elastic strip directly into the housing structure. The elastic strip is received within the housing and forms an integrated assembly, eliminating the need for separate protective sleeves or frames while maintaining protection against drops and impacts.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The elastic strip is nested within the housing structure, specifically received in a sliding groove formed on the housing. This nested arrangement allows the protective element to be contained within the existing housing volume without adding external protective layers that would increase the overall device volume.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If a protective sleeve structure or individual frame structure is added to the electronic device, then the protective function is improved, but radio frequency interference occurs

Engineering Contradiction:
Improveprotective functionVSAvoidradio frequency interference
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The protective function is combined with the housing structure rather than using separate metallic protective frames. The elastic strip integrated into the housing provides protection without introducing external metallic components that would cause radio frequency interference with the device's wireless communication functions.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If a protective sleeve structure or individual frame structure is added to the electronic device, then the protective function is improved, but the appearance of the electronic device is adversely affected

Engineering Contradiction:
Improveprotective functionVSAvoidappearance of electronic device
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The protective element is merged with the housing to create a unified, streamlined appearance. The elastic strip is received within the housing and sliding groove, forming an integrated assembly that maintains the housing's original aesthetic design without adding bulky external protective frames or sleeves that would compromise appearance.

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If the slidable elastic strip deforms into a convex structure, then the support function is improved, but the device complexity increases

Engineering Contradiction:
Improvesupport functionVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The elastic strip is designed to be dynamically deformable, transitioning from a flat configuration to a convex structure when force is applied. This dynamic behavior allows the strip to provide support functionality by deforming under load and returning to its original position, eliminating the need for complex mechanical support mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The elastic strip provides support functionality through its own elastic deformation properties without requiring additional support structures or mechanisms. When force is applied, the strip automatically deforms into a convex shape to provide support, and returns to its original state when the force is removed, making the system self-sufficient.

Inventive Principle:
Principle #25Self-service

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

The solution allows for convenient usage and support of the electronic device, reducing volume and interference, while maintaining a sleek appearance, enabling various usage attitudes such as stand or inclined positions.

Implementation Method 1

the slidable elastic strip is elastically deformed to a convex structure

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS9535453B2Electronic device and protective housing of the electronic device
Publication Date: 2017.01.03 LENOVO (BEIJING) LTD
  • US9535453B2 patent drawing
  • US9535453B2 patent drawing
  • US9535453B2 patent drawing

AI summary

An electronic device is provided according to the present application. The electronic device includes a housing provided with a sliding groove. A protrusion extending towards an inner side of the sliding groove is provided at an upper edge of the sliding groove, a slidable elastic strip is slidably cooperated between the protrusion and the bottom of the sliding groove. The slidable elastic strip includes two slidable components and an elastic component, and the two slidable components are fixedly connected to two ends of the elastic component, respectively. The housing is provided with at least two locking structures which are detachably connected to the two slidable components, respectively, and are configured to allow the elastic component to slide out of the sliding groove to form a convex structure perpendicular to the housing in a case that the slidable components are immobilized to the locking structure. The structure in the present application is simple and convenient to use.