Collapsible Handheld Stand With Elastic Sheet Angle Adjustment
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Solution Overview
Problem
Existing handheld device stands, such as the 'ring-type' and flexible strap designs, fail to provide adequate support and adjustability for optimal viewing angles, are not compact when folded, and often compromise the appearance and durability of mobile phones and tablets.
Innovation Solution
A collapsible stand with a first and second plate, connected by a lifting device featuring an elastic sheet and limiting mechanism, allowing for adjustable positioning and compact folding, ensuring the stand is thin and aesthetically pleasing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a ring-type stand is used, then the stand can be attached to the back of the device, but it cannot provide proper viewing angle and standing position
Solution Approach 1:
The stand employs a dynamic linkage mechanism with multiple joints that allows the support surface to be adjusted to different angles and positions. The connected segments can rotate relative to each other, enabling the stand to adapt to various viewing angles and device orientations, resolving the contradiction between simple attachment and versatile positioning.
Solution Approach 2:
The stand is divided into multiple connected segments or plates that can move independently relative to each other. This segmentation allows each part to contribute to the overall positioning capability, enabling both easy attachment and flexible angle adjustment simultaneously.
2Reliability
If a ring-type stand is used, then the stand can support the device, but it cannot be compact when folded
Solution Approach 1:
The stand segments are designed to nest within each other when folded, with each plate or segment fitting into the structure of the previous one. This nesting arrangement maintains support stability when deployed while minimizing the overall volume when folded, resolving the contradiction between reliability and compactness.
Solution Approach 2:
The collapsible linkage mechanism allows the stand to transition between an extended stable configuration for support and a compact folded configuration for storage, dynamically adapting its structure to meet different spatial requirements while maintaining functional integrity.
3Adaptability or versatility
If a metal ring stand with pivoting structure is used, then the stand can fold up, but the thickness cannot be thin
Solution Approach 1:
The stand utilizes thin plate structures connected by flexible joints instead of bulky metal rings. These thin plates can bend and rotate relative to each other, providing folding capability while maintaining a thin overall profile, thus resolving the contradiction between adaptability and thickness.
Solution Approach 2:
The thin plate structure incorporates dynamic hinge joints that enable folding motion without requiring additional thickness. The joints are designed to allow rotation between thin plates, maintaining a slim profile in both folded and extended states while preserving folding functionality.
4Adaptability or versatility
If an irregular asymmetric stand shape is used, then the stand can function, but it is not good-looking
Solution Approach 1:
The stand employs asymmetric plate shapes and joint configurations that are optimized for both functionality and aesthetics. The asymmetric design allows the stand to achieve proper support geometry while the plates themselves can be shaped to provide visual appeal, resolving the contradiction between functional capability and aesthetic appearance.
Solution Approach 2:
Different parts of the stand have different shapes and properties optimized for their specific functions. The visible surfaces can be designed with aesthetically pleasing forms, while the structural joints and connection points are optimized for mechanical functionality, allowing both good appearance and functional capability to coexist.
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 stand provides stable support and adjustable viewing angles for handheld devices, maintaining a compact and uniform profile when folded, enhancing user experience and appearance.
Implementation Method 1
a lifting device (13) between the first plate (11) and the second plate (12)... an elastic sheet (131) having a first end portion (1311) formed on an inner side of the free end portion (112) of the first plate (11) and a second end portion (1312) connected to the inner end portion (121) of the second plate (12)
Data Source
Figure 1A
Figure 1B
Figure 1C
AI summary
The invention relates to a stand (10, 20, 30, 40, 50, 60) for hand-held device (7) and a protective case (8, 9) comprising the stand. The stand comprises a first plate (11, 21, 31, 41, 51, 61), a second plate (12, 22, 32, 42, 52, 62) and a lifting device (13, 23, 33, 43, 53) between the first plate and the second plate. The inner end of the first plate and the inner end of the second plate are pivoted with each other to form a pivoting portion (P1, P2, P3, P4, P5, P6). The lifting device controls the free end portion of the first plate and the free end portion of the second plate to be close to or away from each other. The lifting device comprises a limiting device and an elastic sheet (131, 231, 331, 431, 531, 631), thereby when one end of the elastic sheet moves along the length direction of the second plate, and construes a first displacement relative to the pivoting portion, the free end portion of the first plate is driven up to form a second displacement relative to the free end portion of the second plate.