Expanding bar rack
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Solution Overview
Problem
Conventional racks with vertically stacked shelves are limited in accommodating articles of varying sizes, requiring multiple racks of different dimensions for storage or display.
Innovation Solution
An expandable rack assembly with vertically adjustable and laterally displaceable shelf support members, allowing for adjustable height and depth to accommodate differently sized articles on a single rack.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional racks with fixed shelves are used, then the structure is simple and stable, but the rack cannot accommodate articles of varying sizes
Solution Approach 1:
The shelf support members are designed to be adjustable in both vertical and lateral directions. The vertical position can be changed by moving along the vertical members, and the lateral depth can be adjusted by telescopic movement of the support arms. This dynamic adjustability allows a single rack structure to adapt to various article sizes while maintaining structural simplicity through standardized components.
Solution Approach 2:
The rack is divided into modular components: vertical members, adjustable shelf support members, and shelf units. Each shelf support member consists of a central portion with telescopic arms that can be independently adjusted. This segmentation allows flexible configuration of shelf height and depth without requiring complex integrated structures.
2Adaptability or versatility
If multiple racks of different dimensions are provided to accommodate varying article sizes, then all article sizes can be stored, but the device footprint and space requirement increase
Solution Approach 1:
A single rack structure serves multiple functions by allowing continuous adjustment of shelf height and depth. The same rack can be configured to store small items with shallow shelves or large items with deeper, higher shelves. This multi-functionality eliminates the need for multiple specialized racks, reducing the total space required in storage areas.
3Adaptability or versatility
If shelves with fixed length, height, and depth are used, then manufacturing is simple, but the rack lacks versatility for differently sized articles
Solution Approach 1:
The shelf support members incorporate telescopic arms with catch mechanisms that allow lateral adjustment. The vertical adjustability is achieved through pre-drilled holes or continuous rails on vertical members. These dynamic features are implemented using simple, repeatable manufacturing processes for each component, avoiding the need for complex custom-made shelves for different sizes.
Data Source
AI summary
An expandable rack assembly includes a body defined by at least two vertical members each carrying at least one expandable and/or displaceable shelf support member and at least one shelf unit supported at opposed ends thereof by the at least one expandable shelf support member. The at least one shelf support member includes a pair of shelf support arms carried by a central portion. At least one of the pair of shelf support arms is adapted for lateral displacement relative to the central portion. The central portion may be adapted to be selectively vertically displaced along a portion of a length dimension of a one of the at least two vertical members.