Tilting Window Media Display for Mass Transit
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Solution Overview
Problem
Existing display systems for mass transportation vehicles require complex mechanisms or special tools for inserting and replacing printed media, often necessitating disassembly or the use of external frames, which complicates the process and reduces efficiency.
Innovation Solution
A support structure with a transparent window, either rigid or flexible, that can tilt, slide laterally, or be removed to access a compartment for media insertion and replacement, using hinges, bolts, or guides for mobility, allowing for easy access without disassembling the display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a complex mechanism or special tools are used for inserting and replacing printed media, then the reliability of media insertion is improved, but the device complexity increases and ease of operation deteriorates
Solution Approach 1:
The display system is divided into a fixed support structure and a mobile window component. The mobile window can be independently tilted or removed to access the media compartment, separating the media replacement function from the main display structure. This eliminates the need for complex disassembly mechanisms while ensuring reliable media insertion through the dedicated access path.
Solution Approach 2:
The window is designed with tilting capability using hinges and bolts, allowing it to dynamically change position between closed (protecting media) and open (allowing media access) states. This dynamic mechanism provides reliable media insertion protection when closed while enabling easy access when opened, without requiring complex tools or procedures.
2Reliability
If a fixed window is used to protect the media compartment, then the reliability of media protection is improved, but the ease of operation for media replacement deteriorates
Solution Approach 1:
The window transitions from a completely fixed state to a dynamically tiltable state. Hinges at the top and bolts at the bottom enable the window to tilt open, providing easy access to the media compartment. When closed, the window maintains full protective function. This dynamic design resolves the contradiction by allowing the window to adapt its state based on operational needs.
Solution Approach 2:
The fastening function is extracted from a permanent fixed connection and implemented through removable bolts at the bottom of the window. This allows the window to be securely attached when protection is needed but easily removed or tilted when media replacement is required, maintaining both protection and operational ease.
3Strength
If external frames are used to support the display, then the structural strength is improved, but the device complexity and manufacturing cost increase
Solution Approach 1:
The support structure is merged with the main display body, forming an integrated unit. The support structure includes internal compartments and mounting features built into the display housing itself, eliminating the need for separate external frames. This reduces device complexity and manufacturing cost while maintaining structural strength through the integrated design.
Solution Approach 2:
The support structure serves multiple functions: it provides structural strength for the display, contains internal compartments for media storage, and integrates mounting features for the mobile window. This multi-functionality eliminates the need for separate external frames and accessories, reducing overall device complexity while maintaining all necessary structural properties.
Data Source
AI summary
PRINTED MEDIA DISPLAY WITH A TWO-SHEET OR TILTING WINDOW FOR INSERTING OR REPLACING EXPOSED MEDIA is a constructive solution in which the anterior wall (15) of the media display support structure (1) has a recess (2) that receives a window, either tilted or removable (3) by the action of hinges (4), or bolts (5) and nuts (6). It can also lateral mobility through guides (7 or 13), through which it moves behind the fixed window (18), corresponding to more than half of the anterior wall (15), or behind itself from the curve (16), from which a reception compartment is projected (14), dug in the portion corresponding approximately to half of the extension of the posterior wall (8).