Expandable Tool Box Assembly With Nested Drawers for Compact Storage
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Solution Overview
Problem
Traditional tool boxes increase in volume due to stacked trays and containers, leading to inefficient space utilization.
Innovation Solution
A tool box assembly with engaging structures and drawers that allow for expansion without increasing volume, featuring a base with a surrounding wall and movable positioning structures for connecting multiple tool boxes and drawers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If multiple trays are stacked up in traditional tool box, then storage capacity is improved, but longitudinal volume increases
Solution Approach 1:
The patent implements nesting by placing drawers inside the container space rather than stacking trays externally. The drawers are disposed within the container and can enter or exit via the front opening, allowing storage capacity to expand while maintaining a compact longitudinal profile. This nested arrangement eliminates the need for additional longitudinal space that would be required for stacked trays.
Solution Approach 2:
The patent transitions from longitudinal stacking (one-dimensional expansion) to front-opening drawer access (three-dimensional utilization). By disposing drawers within the container volume and accessing them through the front opening, the design utilizes internal space more efficiently without increasing the longitudinal dimension of the tool box.
2Quantity of substance
If multiple containers are stacked up in conventional tool box, then storage capacity is improved, but longitudinal volume increases
Solution Approach 1:
The patent merges multiple storage functions into a single integrated container structure. Instead of stacking separate containers longitudinally, the design provides multiple drawers within one container, each capable of independent use. This consolidation achieves the same storage capacity as multiple stacked containers while eliminating the longitudinal volume increase that would result from stacking.
3Adaptability or versatility
If isolated plates and trays are stacked up, then systematic storage is improved, but space efficiency deteriorates
Solution Approach 1:
The patent segments the storage space into multiple independent drawers within a single container, each drawer providing systematic organization for different tool types. This segmentation maintains the organizational benefits of multiple isolated storage areas while improving space efficiency by utilizing the container's internal volume rather than stacking components externally in the longitudinal direction.
Data Source
AI summary
A tool box assembly has at least one tool box, and each tool box has a container, at least one first assembling structure, at least one second assembling structure, and at least one drawer. The container of each tool box has a base and a surrounding wall erectly disposed at the base. Each second assembling structure is configured to engage with each first assembling structure. The at least one drawer of each tool box is disposed within the container of the tool box and is able to enter or exit from the container via a front opening of the container.