Rotatable Suitcase Axle for Mode Conversion
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Solution Overview
Problem
Existing portable devices that can transform into multiple objects of use, such as seats, strollers, and suitcases, lack versatility and ease of conversion between modes.
Innovation Solution
A portable suitcase system with a body section, top, handles, axles, and wheels, allowing the device to be transformed into various modes like a seat, stroller, or car seat through the removal and adaptation of parts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a portable device is designed to transform into multiple objects of use, then versatility and adaptability are improved, but device complexity and difficulty of conversion increase
Solution Approach 1:
The device is divided into separable components including a body section, handle assembly with axles, wheel assembly with frame, and optional attachments (car seat belt, stroller belt). This segmentation allows each component to be independently manipulated, attached, or detached, enabling transformation between different modes without requiring complex integrated mechanisms.
Solution Approach 2:
The core components (body section, handle, axles, wheels, frame) are designed to serve multiple functions across different modes. The same basic structure can function as a rolling suitcase, rolling seat, travel stroller, or car seat through simple attachment/detachment of belts or reconfiguration, eliminating the need for mode-specific components.
2Adaptability or versatility
If a portable device is designed to transform into multiple objects of use, then adaptability is improved, but ease of operation deteriorates
Solution Approach 1:
By separating the device into modular components with standardized connection interfaces (axles fitting into U-shaped handles, wheel assembly attaching to frame), the patent enables users to perform conversions through simple attach-detach operations rather than complex mechanical transformations, significantly improving ease of operation.
Solution Approach 2:
The device incorporates dynamic elements such as rotatable axles within U-shaped handles and a rotatable body section on the frame, allowing for easy reconfiguration through rotational movements. These dynamic features enable smooth transitions between modes without requiring forceful manipulation or complex locking mechanisms.
3Device complexity
If existing portable devices lack versatility, then simplicity is maintained, but adaptability and efficiency are reduced
Solution Approach 1:
The patent implements universality by designing a core platform (body section, handle, axles, wheels, frame) that can support multiple functions through optional attachments. The same basic structure serves as the foundation for rolling suitcase, rolling seat, travel stroller, and car seat modes, achieving high adaptability without proportionally increasing complexity.
Solution Approach 2:
The device is segmented into essential core components and optional mode-specific attachments (car seat belt, stroller belt). This segmentation allows users to start with a simple basic structure and add functionality only when needed, maintaining simplicity for basic use while enabling adaptability when attachments are incorporated.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system provides a versatile and efficient means of transportation and utility, allowing users to easily convert the device between multiple modes for different needs, enhancing convenience and adaptability.
Implementation Method 1
a core sphere, a casing, and a plurality of ball bearings disposed between said core sphere and said casing, wherein said core sphere is rotatable within said casing via said ball bearings
Implementation Method 2
at least one axle coupled to the body section, said at least one axle being configured to be rotatably coupled to said at least one handle; wherein said body section is rotatable on said frame via said at least one axle
Data Source
AI summary
There is disclosed a portable suitcase comprising a body section, a top; at least one handle; at least one axle coupled to the body section, said at least one axle being configured to be rotatably coupled to said at least one handle; at least one frame. There is also a plurality of wheels coupled to said frame, wherein said body section is rotatable on said frame via said at least one axle. In at least one embodiment the suitcase has a plurality of handles wherein at least one handle comprises at least one U-shaped handle, wherein said axle comprises at least one cylinder extending to couple to said at least one U-shaped handle. In at least one embodiment the cylinder is rotatable in said at least one U-shaped handle. In one embodiment the body section is rotatable from at least one suitcase position to a seating position.