Hangable Apparatus and Systems and Methods Therefor
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Solution Overview
Problem
Existing curtain systems in medical environments are difficult to remove from their mounting rods, making frequent laundering costly and labor-intensive, and noisy, which hampers infection control and patient comfort.
Innovation Solution
A hanger system with a split rotated concave cardioid upper contour and an inverted convex cardioid design that facilitates easy mounting and dismounting from a track, eliminating the need for ladders and reducing noise, using a woven mesh material for easy washing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If metal hangers are used in prior art curtain systems, then the curtains can be securely mounted to the rail, but the dismounting process becomes noisy and labor-intensive
Solution Approach 1:
The patent replaces the traditional mechanical metal hook-and-rail system with a flexible fabric-based hanger that uses friction and geometry (cardioid shape) to attach to the rail. This substitution eliminates metal-on-metal contact that generates noise, while maintaining secure attachment through the interplay of fabric flexibility and the cardioid aperture geometry that engages with the rail profile.
Solution Approach 2:
The patent changes the material parameter from rigid metal to flexible fabric, and alters the geometric parameter by using a cardioid-shaped aperture instead of a traditional circular or rectangular opening. These parameter changes enable the hanger to transition between secure attachment and easy removal states without generating noise, as the flexible fabric deforms smoothly during attachment and detachment operations.
2Productivity
If prior art curtain systems use traditional mounting methods, then secure attachment is achieved, but frequent laundering becomes costly and labor-intensive
Solution Approach 1:
The patent segments the curtain system into modular components: the curtain panel, the fabric hanger, and the rail. This segmentation allows the curtain panel to be easily detached from the hanger and laundered independently, while the hanger remains on the rail. The cardioid-shaped aperture in the hanger enables quick attachment and detachment operations, reducing the time penalty for frequent laundering cycles.
Solution Approach 2:
The patent enables self-service laundering by designing the hanger system to allow easy removal of curtain panels without requiring specialized tools or equipment. The flexible fabric hanger with cardioid aperture can be manipulated by hand to detach and reattach curtain panels, empowering users to perform maintenance laundering themselves rather than requiring professional service.
3Ease of operation
If traditional hanger designs are used, then mounting security is maintained, but the dismounting process requires ladders and specialized equipment
Solution Approach 1:
The patent introduces dynamics into the hanger design by using flexible fabric that can deform during attachment and detachment. The cardioid-shaped aperture allows the fabric to dynamically adjust its shape to engage with or release from the rail profile. This dynamic behavior enables easy hand-operated attachment and removal without requiring ladders or specialized equipment, as the flexible material absorbs the mechanical transitions.
4Reliability
If metal hangers are used in medical environments, then secure curtain mounting is achieved, but infection control is compromised due to difficulty in frequent laundering
Solution Approach 1:
The patent changes the material parameter from metal to fabric, which fundamentally alters the launderability characteristic. Fabric materials can be easily washed in standard laundry equipment, enabling frequent sanitization to maintain infection control in medical environments. The cardioid geometric parameter maintains secure attachment while allowing the fabric to be removed, laundered, and reinstalled without compromising mounting reliability.
Data Source
AI summary
A hanger (100) for a hanging item (1400) is provided. The hanger can define an aperture (102). The aperture can include a split rotated concave cardioid upper contour (104). The split rotated concave cardioid upper contour can include a first portion (105) and a second portion (106). The first portion and the second portion can be separated by an inverted convex cardioid (109). The inverted convex cardioid can be suspended into the aperture by two concave sidewalls (112,113). The aperture can include an intersecting concave lower contour (114) comprising a cusp (117).