Handle Structure with Cavity for Tablet Drop Protection
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Solution Overview
Problem
The existing handle structures for handheld electronic devices, such as tablet PCs, often transmit impact forces directly to the display panel when the device is dropped, leading to potential damage.
Innovation Solution
A handle structure comprising a base portion, a stop portion, and a grip portion with a cavity that allows for deformation and asymmetric impact absorption, featuring an inclined bottom surface and varying sidewall thicknesses to disperse impact forces and prevent display panel damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a handle structure is added to the back surface of the tablet PC for user grip, then the convenience of use and portability is improved, but the display panel becomes vulnerable to impact damage when dropped
Solution Approach 1:
The handle structure incorporates a cavity with an inclined bottom surface positioned at the distal end, creating a cushioning chamber before impact. When the device is dropped, this cavity allows the handle to deform and absorb impact energy before it can reach the display panel, providing beforehand cushioning protection.
Solution Approach 2:
The handle structure acts as an intermediary element between the user's hand and the tablet PC body. The cavity within the handle serves as a mediator that intercepts and dissipates impact forces, preventing direct transmission of shock to the display panel while maintaining the gripping function.
2Stability of the object's composition
If the handle structure is made rigid to provide stable grip, then the grip stability is improved, but the impact force is transmitted directly to the display panel causing damage
Solution Approach 1:
The handle structure employs local quality differentiation by incorporating a cavity with an inclined bottom surface at the distal end where impact occurs, while maintaining structural integrity at the base portion connected to the device. This localized design allows the handle to be rigid enough for stable gripping while having a specific region that can deform to absorb impact forces.
Solution Approach 2:
The handle structure functions as a composite system combining rigid materials for structural support with a cavity design that introduces compliant behavior. The inclined bottom surface of the cavity creates a region that can deform elastically under impact, while the overall handle structure maintains sufficient rigidity for stable user grip.
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 handle structure effectively cushions the impact by deforming and tilting the device to distribute the force, reducing the likelihood of display panel damage during drops.
Implementation Method 1
the handle structure may produce an enough deformation amount and distortion amount to provide good cushioning ability
Implementation Method 2
a material of the base portion, the grip portion and the stop portion is an elastic material
Data Source
AI summary
A handle structure including a base portion, a stop portion and a grip portion is provided. The grip portion is connected between the base portion and the stop portion. The handle structure has a cavity therein, the cavity has a bottom surface, and the bottom surface of the cavity is inclined to an axial direction of the grip portion.