Adjustable Bed Breakaway Coupling With Decoupling Alert
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Solution Overview
Problem
Conventional adjustable beds can malfunction due to objects falling between the mattress and bed frame, causing damage without the user's awareness, leading to potential harm to the object or the bed frame.
Innovation Solution
An adjustable bed system with a breakaway member and alert system that includes a coupling assembly, control box, and alarm device to detect and notify the user when a traverse member decouples from the lateral members, preventing damage and informing the user of the issue.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the bed frame uses a fixed rigid coupling between traverse member and lateral members, then structural stability is improved, but damage occurs when objects fall between mattress and frame due to inability to release
Solution Approach 1:
The coupling assembly is divided into separable first and second elements that can detach from each other. The first element is attached to the traverse member and the second element is attached to the lateral members, allowing the coupling to break away under excessive force to prevent damage to the mattress and frame.
Solution Approach 2:
The coupling assembly is designed with a predefined force threshold that allows it to detach before excessive force can cause damage to the mattress or frame. This preemptive design prevents harmful effects by sacrificing the coupling element rather than allowing damage to propagate to more critical components.
2Object-affected harmful factors
If the bed frame uses a breakaway coupling assembly, then damage from mishaps is limited, but user awareness of decoupling events is lost without notification system
Solution Approach 1:
The system incorporates a feedback mechanism where a sensor detects whether the first and second elements are coupled together. When decoupling occurs, the sensor sends a signal to the control box, which then activates an alarm device to notify the user. This closed-loop feedback ensures the user is immediately aware of the breakaway event.
Solution Approach 2:
The sensor acts as an intermediary between the mechanical coupling state and the user notification system. It translates the physical state of coupling into an electrical signal that the control box can process and transmit to the alarm device, bridging the gap between mechanical failure and user awareness.
3Reliability
If the coupling assembly is designed to release under predefined force, then safety is improved, but structural strength of the bed frame is reduced
Solution Approach 1:
The coupling assembly is designed as a sacrificial component with lower strength than the main frame structure. The first and second elements are engineered to fail at a predefined force threshold, protecting the more expensive and critical mattress and frame from damage. The coupling is replaceable, making the temporary weakness acceptable for overall system safety.
Data Source
AI summary
Provided is breakaway adjustable bed system that includes a bed frame and a breakaway system. The bed frame includes at least one breakaway member. The breakaway system includes a coupling assembly, signal mechanism, control box and alarm devices. The coupling assembly includes elements that selectably couple a breakaway member to another member of the bed frame. The control box includes a processing unit that, upon sensing a signal from the coupling assembly or signal mechanism that the selectable coupling between the breakaway member and another member of the bed frame is decoupled, provides an indication to an alarm device. The alarm device sends an alert to a user that the selectable coupling between a breakaway member and a member of the bed frame is decoupled.