Tool Housing Case with Side-Mounted Accessory Subcase
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Solution Overview
Problem
Conventional tool housing cases with lid-based storage for accessories are inconvenient for accessing and removing bits and specialized tools, as the lid configuration can hinder easy access when open.
Innovation Solution
A tool housing case design featuring a main body case with a handle and a subcase that can be fixed to the side, allowing the subcase to be easily accessed without increasing the overall size, with a movable accessory opening and closing part that can open and close even when the subcase is fixed, facilitating simple storage and removal of accessories.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If accessories are stored in the lid of the tool housing case, then the case can store both tools and accessories, but it becomes difficult to access and remove accessories when the lid is open
Solution Approach 1:
The storage system is divided into two independent parts: the main body case for tools and a separate subcase for accessories. The subcase can be attached to the main body case or used independently, allowing accessory storage to be separated from the lid structure. This segmentation enables independent access to accessories without requiring the lid to be open, resolving the contradiction between storage versatility and accessibility.
2Adaptability or versatility
If a subcase is added to store accessories, then accessory storage is improved, but the overall size of the tool housing case increases
Solution Approach 1:
The subcase is designed to attach to the outer surface of the main body case, utilizing the available external space rather than increasing the overall footprint. The subcase can be positioned on the side of the case where the handle is located, effectively using the handle grip area as a mounting location. This nesting approach allows accessory storage without significantly increasing the volume of the main case.
3Stability of the object's composition
If the subcase is fixed to the main body case, then accessory storage is stable, but the accessory opening and closing part cannot be accessed easily
Solution Approach 1:
The subcase is specifically positioned on the side of the main body case where the handle is located, creating a local access area. The accessory opening and closing part is designed to be accessible from the side where the handle grip provides natural hand placement. This local quality approach ensures that the most frequently used area (handle grip) becomes the access point for the subcase, maintaining both stable fixation and easy operation.
Data Source
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AI summary
A tool housing case (10) includes a main body case (11) comprising a tool housing main body (15) adapted to hold a tool and a cover (25) for opening and closing the tool housing main body (15); and a subcase (50; 50A; 50B; 50C; 50D) connectable to the main body case (11) at an outer side of the main body case (11). The main body case (11) includes a handle (30) adapted to be gripped by a hand. The subcase (50; 50A; 50B; 50C; 50D) includes an accessory holding body (51; 51A) adapted to hold an accessory, and an accessory opening and closing part (61; 61A) for opening and closing an opening (52) in the accessory holding body (51; 51A). The outer side is a side of the main body case (11) at which the handle (30) is provided.