Modular user-assembled adjustable, and high-low adjustable beds
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Solution Overview
Problem
Conventional adjustable beds are heavy, costly to ship, and require two-man delivery due to their modular design, which makes them economically unfeasible for widespread use, especially in home settings where they are needed for comfort and therapeutic purposes.
Innovation Solution
A modular adjustable bed system composed of two main sections (head and foot) that can be assembled by a single adult without tools, using a semi-permanent engagement mechanism where one section's protrusion slides into another's cavity, allowing for adjustable contour and elevation, and optional additional motors for Trendelenburg or anti-Trendelenburg positions, designed to fit on standard shipping pallets for cost-effective delivery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional adjustable beds are designed as modular sections for shipping, then shipping cost efficiency improves, but assembly complexity increases requiring two-man delivery
Solution Approach 1:
The bed frame sections are designed to nest within each other during shipping, with one modular section fitting inside another. This nesting arrangement reduces shipping volume and cost while keeping the individual sections compact enough for single-person handling. The nested design maintains structural integrity while enabling cost-effective freight shipping.
Solution Approach 2:
The adjustable bed is divided into modular frame sections that can be independently assembled. Each section contains standardized connection points with protrusions and cavities that align perfectly, allowing single-person assembly without tools. The segmentation enables both cost-effective shipping and simplified assembly by distributing weight across manageable sections.
2Adaptability or versatility
If adjustable beds are made fully motorized with high-low adjustment capability, then functionality and therapeutic benefit improve, but weight and shipping cost increase
Solution Approach 1:
The bed incorporates motorized adjustment mechanisms that enable dynamic positioning of the mattress support surface. Motors are integrated into the modular frame sections, allowing electronic control of head elevation, foot elevation, and high-low adjustment. This dynamic capability provides therapeutic benefits while the modular design distributes the weight and complexity across separate sections.
Solution Approach 2:
The motorized components are distributed across modular sections rather than concentrated in one heavy assembly. Each module contains its own motor or motors, allowing independent adjustment of different bed zones. This segmentation reduces the weight of individual sections for easier handling while maintaining full motorized functionality when assembled.
3Productivity
If modular frame sections use semi-permanent engagement for assembly, then assembly speed improves, but connection strength may be compromised
Solution Approach 1:
The modular sections are pre-configured with protrusions and corresponding cavities that align automatically during assembly. Connection points are pre-positioned and shaped to guide rapid engagement without requiring measurement or adjustment. This preliminary configuration enables single-person, tool-free assembly while maintaining strong connections through precise geometric matching.
Solution Approach 2:
The connection interfaces use curved or rounded protrusions and cavities rather than sharp angular features. This curvature allows for self-aligning engagement that is both rapid and secure, enabling semi-permanent attachment that is strong enough for regular use but can be disassembled and reassembled as needed. The rounded geometry provides mechanical advantage for easy insertion while maintaining connection integrity.
Data Source
AI summary
A frame for an adjustable has a head section with two longitudinal frame rails separated by at least two lateral members extending between the two longitudinal frame rails, and two sleeves each having a cavity with one of the two sleeves on each of the two longitudinal frame rails. The frame has a foot section having two longitudinal frame rails separated by at least two lateral members extending between the two longitudinal frame rails, and two sleeves each having a cavity with one of the two sleeves on each of the two longitudinal frame rails, and an inner tube with a nose for each of the two sleeves and for moving between a first position retracted in the cavity of the sleeve and a second position extending from the cavity of the sleeve.