Gas Spring Stabilization for Adjustable Sit-Stand Desks
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Solution Overview
Problem
Adjustable sit-stand desks are often less stable due to their higher center of gravity and loose moving parts, which can be exacerbated by heavy loads or impact forces, compromising their stability and usability.
Innovation Solution
The integration of gas springs connecting the desk legs to the desktop at non-90-degree angles provides enhanced stability and damping, allowing the desk to adjust between sitting and standing positions while resisting movement and minimizing vibrations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the desk is designed with adjustable height mechanism, then the desk can switch between sitting and standing positions, but the stability of the desk deteriorates due to higher center of gravity and loose moving parts
Solution Approach 1:
The patent applies counterweight principle by using gas springs to provide upward supporting force that compensates for the destabilizing effects of the higher center of gravity. The gas springs act as counterbalancing elements that push against the desktop to maintain stability during height adjustment and at elevated positions.
Solution Approach 2:
The patent introduces a new dimensional approach by mounting gas springs at non-90-degree angles relative to the desktop and legs. This angular configuration adds a horizontal stabilizing component to the vertical support function, creating a multi-dimensional stabilization system that resists both vertical and lateral movements.
2Force
If heavy objects are loaded on the desk, then the desk can support more weight, but the stability deteriorates due to increased impact forces and jarred desktop
Solution Approach 1:
The gas springs serve as pre-loaded cushioning elements that are configured to absorb and dampen impact forces before they can cause instability. The springs are pre-charged with energy to provide immediate resistance against sudden loads and vibrations, protecting the desk structure from the destabilizing effects of heavy object placement and movement.
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 significantly improves the stability and usability of adjustable sit-stand desks by resisting movement and damping vibrations, ensuring the desk remains stable under heavy loads and impact forces, allowing users to comfortably switch between sitting and standing.
Implementation Method 1
a gas spring connecting the leg to the desktop
Implementation Method 2
provides enhanced stability and damping, allowing the desk to adjust between sitting and standing positions while resisting movement and minimizing vibrations
Data Source
AI summary
A desk includes a desktop at a top end; a leg including an attachment portion and a foot portion, the attachment portion of the leg secured to the desktop and extending away from the desktop, the foot portion of the leg defining a bottom end of the desk; and a gas spring connecting the leg to the desktop.