Expandable stand-alone shelving assembly
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Solution Overview
Problem
Traditional shelf storage racks lack variability in length and can be bulky and cumbersome to move, failing to accommodate changing sizing needs in various settings such as hospitals and hotels.
Innovation Solution
An expandable shelving assembly featuring an elongated post with indentations and a sleeve, along with an expandable shelf comprising two halves and an internal mechanism with a reinforcement bar and stop, allowing for adjustable length and secure locking of the shelves.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If traditional shelf storage racks are made longer to accommodate larger spans, then the shelving area is increased, but the racks become bulky and cumbersome to move
Solution Approach 1:
The shelf is divided into two separate halves that can be independently handled. Each half can be easily moved and positioned, yet when joined together they form a longer shelving unit to accommodate larger spans. The joiner mechanism enables these segmented parts to connect securely while maintaining ease of movement during reconfiguration.
2Adaptability or versatility
If the shelving assembly is made expandable to accommodate varying lengths, then adaptability is improved, but device complexity increases
Solution Approach 1:
The joiner is designed to nest between the two shelf halves, with the first shelf half receiving the joiner and the second shelf half connecting to it. This nested arrangement allows the expandable mechanism to be compact when not in use, reducing overall complexity while enabling length variability when needed.
Solution Approach 2:
The shelving assembly transitions from a static fixed-length structure to a dynamic expandable structure. The joiner mechanism enables the shelf length to be adjusted by sliding the second shelf half relative to the first, allowing the system to adapt to different spatial requirements while maintaining structural integrity through the reinforced joiner design.
Data Source
AI summary
An expandable stand-alone shelving assembly includes a post assembly and an expandable shelf. The post assembly includes an elongated post and a sleeve coupled to the elongated post. The expandable shelf includes an aperture, a first half, a second half, and an internal mechanism. The aperture accepts the sleeve of the post assembly. The first half of the expandable shelf includes a surface, a top end, and a bottom end. The second half of the expandable shelf includes an angled portion extending downwards from a surface of the second half. The internal mechanism includes a reinforcement bar connecting the top end and the bottom end of the first half, and a stop. The second half is slidably received within the first half. The stop of the internal mechanism engages with the angled portion of the second half to prevent the second half and first half from sliding apart.