Portable Cooler with Fold-Down Shelf for Stable Content Access
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Solution Overview
Problem
Conventional coolers with shelves often compromise portability and accessibility due to cumbersome shelf designs that require secondary assembly and can cause the cooler to tip over, making it difficult to access contents without opening the lid.
Innovation Solution
A portable cooler with integrated, deployable shelves that articulate between a storage position within a recessed portion of the sidewall and a deployed position parallel to the lid, allowing the handles to pass through cut-out portions for ergonomic use and maintaining portability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If shelves are added to the cooler body to provide additional functionality, then the cooler's utility is improved, but the cooler's portability deteriorates due to increased weight and bulk
Solution Approach 1:
The shelves are designed to be collapsible and foldable, transitioning between a deployed state for use and a collapsed state for storage. This dynamic structure allows the shelves to provide utility when needed while minimizing weight and bulk impact when not in use, directly resolving the contradiction between cooler utility and portability
Solution Approach 2:
The collapsible shelves are configured to nest within recessed portions of the cooler body when not in use. This nesting arrangement allows the shelves to be stored compactly within the cooler's existing structure, reducing the overall footprint and weight impact, thereby maintaining portability while providing additional functionality
2Ease of operation
If shelves are positioned on the front side of the cooler for accessibility, then the user's ability to access contents is improved, but the cooler's stability deteriorates as weight on the shelf may cause the cooler to tip over
Solution Approach 1:
Instead of positioning shelves on the front side which compromises stability, the shelves are repositioned to the rear or side walls of the cooler. This spatial reconfiguration maintains accessibility while placing shelf weight on more stable structural surfaces, preventing the cooler from tipping over
3Adaptability or versatility
If shelves are placed on the lid for additional functionality, then the cooler's utility is improved, but the ease of operation deteriorates as items cannot be accessed without first clearing and opening the lid
Solution Approach 1:
Instead of placing shelves on the lid which obstructs access, the shelves are inverted to the rear or side walls where they can be accessed independently of the lid. This allows users to retrieve items from shelves without needing to open or clear the lid, maintaining both functionality and ease of operation
Data Source
AI summary
A portable cooler with integrated, fold-down shelf adapted for storage within a sidewall of the cooler to facilitate portability and functionality of the cooler. The shelf articulates between a storage position within a recessed portion of the sidewall and a deployed position parallel to the cooler lid for holding food and drink objects. The shelf features a cut-out portion to accommodate use of both the handle and shelf on the same sidewall, and a user may ergonomically access the shelf with a hand and fingers at a lip region of the recessed portion of the sidewall to raise the shelf out of the recessed portion of the sidewall. The handle may be a deployable handle or slidable handle. The cut-out portion of the shelf features a dimensional tolerance to accommodate the functionality of the shelf and handle without either the shelf or handle disturbing or interfering with the other.