Bed Assist Rail
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Solution Overview
Problem
Conventional bed rail assemblies are bulky, difficult to assemble and disassemble, and do not provide adequate mobility support, making them impractical for storage and adaptation to different users and mattresses.
Innovation Solution
A bed assist rail with pivotable handle rails, adjustable height, and secure mounting mechanism, featuring vertical support arms, a crossbar, and an anchor structure for stable support, allowing easy installation and adaptation to various bed frames and users.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional bed rail assemblies are used to provide support, then mobility support is provided, but the device becomes large and bulky making assembly and disassembly difficult and storage impractical
Solution Approach 1:
The bed assist rail is divided into separate components: vertical support arms, a connecting crossbar, and a handle rail assembly. These segments can be independently assembled and disassembled, making the device easier to put together and take apart while maintaining structural integrity and support functionality.
Solution Approach 2:
The handle rail is designed to be pivotable between a raised position (providing mobility support) and a lowered position (reducing device footprint). This dynamic configuration allows the device to adapt its structure based on operational needs, facilitating easier storage and transport when not in use.
2Reliability
If conventional bed guard rail assemblies are used to keep a person in bed, then safety is provided, but the device becomes large and bulky making storage impractical
Solution Approach 1:
The handle rail's pivotable design allows it to be lowered against the vertical support arms when not in use, significantly reducing the device's overall volume and making storage more practical while maintaining safety functionality when raised.
Solution Approach 2:
When the handle rail is lowered, it nests against the vertical support arms, creating a compact configuration that minimizes storage space requirements while preserving the structural integrity needed for safety support.
3Device complexity
If a fixed handle rail design is used, then structural simplicity is maintained, but adaptability to different users and mattresses is reduced
Solution Approach 1:
The pivotable handle rail provides adaptability by allowing adjustment between raised and lowered positions, accommodating different user needs and mattress heights while maintaining a relatively simple structural design through the use of a single pivot joint.
Data Source
AI summary
A bed assist rail has a pair of vertical support arms that are laterally spaced by a connecting crossbar. Each of the pair of vertical support arms has a top end, a bottom end, and a middle portion. An anchor structure extends from the bottom ends of the pair of vertical support arms, for supporting the pair of vertical support arms in an upright configuration adjacent an edge of a mattress when the anchor structure is positioned under the mattress. A handle rail includes an upper portion that extends to ends, each of the ends being pivotally mounted to one of the pair of vertical support arms. The handle rail pivots between a raised position and a lowered position. A locking mechanism locks the handle rail in the raised position, and a release mechanism releases the locking mechanism to enable the handle rail to pivot to the lowered position.