Expanding curtain
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Solution Overview
Problem
Conventional shower curtains often intrude inward during use, limiting space, clinging to users, and occupying valuable space when not in use, while also being prone to mold, mildew, and germs.
Innovation Solution
An expanding curtain made of semi-rigid materials like polyester or vinyl with integrated horizontal hinge joints that can form an outward shape, preventing inward intrusion and increasing space without external supports, and can be easily mounted on a standard shower rod, compressing into an accordion-like shape for storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a conventional shower curtain is used, then it provides basic water barrier function, but it intrudes inward during use limiting space and occupies valuable space when not in use
Solution Approach 1:
The curtain is designed with integrated hinge joints that enable it to dynamically change shape between a collapsed state (when not in use) and an expanded state (during use). This dynamic transformation allows the curtain to adapt its volume and position, preventing inward intrusion while maximizing usable space only when needed.
Solution Approach 2:
The curtain incorporates multiple hinge joints that segment the curtain body into expandable sections. These joints allow the curtain to be divided into collapsible segments that can be compressed into a compact form when not in use and expanded to form an outward protruding structure during use, effectively resolving the space contradiction.
2Volume of moving object
If external shower curtain supports or curved rods are installed to prevent inward draw, then space is increased, but device complexity and installation difficulty increase
Solution Approach 1:
The expanding function, support structure, and curtain barrier are merged into a single integrated unit. The hinge joints are built directly into the curtain, eliminating the need for separate external supports, curved rods, or complex installation systems. This integration maintains simplicity while achieving the space-expansion function.
Solution Approach 2:
The curtain structure is self-supporting through its integrated hinge joints, which enable it to maintain its expanded outward shape without requiring external support frameworks. The curtain serves its own structural needs, eliminating dependency on complex external installation systems.
3Volume of moving object
If the curtain is made rigid to prevent inward intrusion, then space is maintained, but the curtain becomes difficult to open and close
Solution Approach 1:
The curtain employs dynamic hinge joints that provide rigidity in the expanded state to maintain space, while allowing flexible movement during opening and closing operations. The joints transition between locked (rigid) and unlocked (flexible) states, enabling the curtain to be both structurally sound and easily operable.
Solution Approach 2:
The segmented hinge joint design allows the curtain to flex at specific points during operation, making it easy to open and close, while maintaining rigidity in the overall expanded structure when in use. The segmentation enables controlled flexibility without compromising structural integrity.
Data Source
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AI summary
An expanding curtain may be provided that does not require the addition or installation of a new curved rod and/or any external curtain supports, control devices, or adapters to expand the usable space in the enclosure area and/or prevent the inward intrusion of the curtain towards the user. Rather, the curtain itself may have the strength, rigidity and/or fortitude to form an outwardly extended shape (e.g., away from the enclosure area) that may hold it in place, thus, expanding the amount of space available for utilization by the user of the enclosure area. The curtain easily and rapidly mounts and thereafter may be easily slidable/manipulated between an open and closed position. The curtain may surround, divide and/or provide privacy to a specific area and/or confined space. The curtain may also maintain a mold, mildew and germ resistant facade, while remaining inexpensive to manufacture.