Multipurpose folding chair
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Solution Overview
Problem
Current portable toilet chairs are not aesthetically pleasing, are not designed for sitting purposes, and become unusable if any part is damaged, lacking removable and replaceable components.
Innovation Solution
A collapsible, multipurpose chair with a seating surface that doubles as a toilet seat and waste receptacle holder, featuring a retaining ring concealed under the seat, pivotable legs, and easily removable parts for customization and repair.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If a portable toilet chair is designed to be aesthetically pleasing and suitable for sitting, then its appearance and comfort are improved, but it becomes unusable if any part is damaged since parts are not removable and replaceable
Solution Approach 1:
The chair is divided into separate modular components including the seat portion, backrest, and base that can be independently removed and replaced. This segmentation allows individual parts to be swapped out if damaged or for upgrading, resolving the contradiction between aesthetic design and reliability.
2Adaptability or versatility
If a portable toilet chair is designed for single-use as a toilet, then its sanitation function is improved, but it is not visually appealing and cannot be used for sitting purposes
Solution Approach 1:
The chair is designed with dual functionality as both a regular sitting chair and a portable toilet. The seat portion can be configured for normal sitting or transformed into a toilet configuration, allowing the same object to serve multiple purposes and resolve the contradiction between aesthetic appeal and sanitation function.
3Device complexity
If a portable toilet chair is designed as a single integrated unit, then its structural simplicity is improved, but it cannot be easily collapsed, transported, or repaired
Solution Approach 1:
The chair structure is segmented into collapsible components with pivotable connections between the seat portion, backrest, and base. This segmentation enables the chair to be easily collapsed into a compact form for transport while maintaining structural integrity when assembled, resolving the contradiction between structural simplicity and ease of operation.
Data Source
AI summary
A multipurpose portable chair includes a seating portion pivotably coupled to front legs and back legs. The seating portion includes a base portion having a frame and an opening in the middle of the frame. A retaining ring for holding a waste receptacle is disposed within the opening in the base portion. A toilet seat is coupled to the base portion and configured to cover the retaining ring. A lid is coupled to the base portion and configured to cover the toilet seat. A user may sit on top of the lid when the chair is to be used as a sitting surface, or the user may lift the lid and sit on the toilet seat when the chair is to be used as a restroom facility or refuse container. The parts of the multipurpose portable chair are removably coupled together so that it is easy to remove and replace individual parts.