Reconfigurable Collapsible Chair for Seated-to-Standing Support
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Solution Overview
Problem
Existing collapsible chairs are limited to a single use configuration, accommodating only specific user sizes and ages, lacking versatility for various users.
Innovation Solution
A reconfigurable collapsible chair with a frame and membranes that can transition between seated and standing positions, featuring a seat with openings that adjust to accommodate users of different ages and sizes, along with an enclosure for leg protection and accessory components like a sun canopy and tray.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a collapsible chair is designed for a single use configuration, then it can be simple in structure and easy to manufacture, but it can only accommodate a particular size or age of users
Solution Approach 1:
The chair incorporates adjustable components including a backrest with multiple recline positions, an adjustable footrest, and a height-adjustable seat, transforming a static single-configuration chair into a dynamic multi-configuration chair that adapts to different user sizes and ages while maintaining reasonable structural complexity
Solution Approach 2:
The chair is designed to serve multiple functions by accommodating both children and adults through adjustable features, including different seat heights, backrest angles, and footrest positions, allowing a single chair to replace multiple fixed-configuration chairs
2Adaptability or versatility
If a collapsible chair is made transportable, then it can be used in various outdoor settings, but it lacks reconfigurability for different user needs
Solution Approach 1:
The chair is divided into separable components including the seat, backrest, footrest, and frame sections that can be independently adjusted or detached, enabling easy reconfiguration between different user needs while maintaining portability through collapsible connections
Data Source
AI summary
An apparatus includes a frame having a collapsed configuration and an expanded configuration. A first membrane is coupled to the frame and includes a seat portion with first and second openings. A second membrane is couplable to the first membrane and/or the frame and is configured to be moved between a first position in which the second membrane covers the first and second openings, and a second position in which the first and second openings are not covered by the second membrane. The frame and the first membrane are configured to support a user in a seated position when the second membrane is in the first position and the frame is expanded, the first and second openings are each configured to receive a leg of a user when the second membrane is in the second position and the frame is expanded to support the user in a standing position.