Transparent Driver Cab Sliding Leaf Mechanism
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Solution Overview
Problem
Existing driver's cabs in public passenger transport vehicles are narrow, claustrophobic, and lack ergonomic design, hindering quick exit and safety due to limited space and opaque materials, with unergonomic cash drawer openings.
Innovation Solution
A driver's cab design featuring a curved, transparent wall and sliding leaves with electric operation, providing increased access space, improved ergonomics, and safety without increasing the vehicle's footprint, incorporating a sliding emergency glass and ergonomically positioned cash tray.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the driver's cab uses a compact design with opaque walls, then the vehicle footprint is reduced and manufacturing cost is lowered, but the driver experiences claustrophobia and limited emergency exit capability
Solution Approach 1:
The patent applies transparency changes to the wall material, transforming it from opaque to transparent. This allows light to pass through the wall, eliminating the claustrophobic effect while maintaining the compact footprint of the driver's cab. The transparent wall creates a visual connection with the external environment without increasing the physical space occupied.
2Ease of operation
If the passageway width is reduced to 34 cm, then the vehicle interior space is optimized, but the driver cannot exit quickly during emergencies and experiences poor ergonomics
Solution Approach 1:
The patent introduces a movable leaf that can dynamically change the passageway width. In normal operation, the leaf maintains a compact configuration. During emergencies, the leaf can be rapidly deployed to widen the passageway, allowing the driver to exit quickly. This dynamic adjustment resolves the contradiction between compact size and emergency egress capability.
3Ease of operation
If the cash drawer opening is positioned in the conventional location, then the manufacturing process is simplified, but the opening is unergonomic for the driver
Solution Approach 1:
The patent repositions the cash drawer opening from a conventional horizontal arrangement to a vertical arrangement on the transparent wall. This dimensional change allows the driver to access the cash drawer more ergonomically while maintaining manufacturing simplicity. The vertical positioning on the transparent surface provides better accessibility without complicating the manufacturing process.
Data Source
Figure 1~2
Figure 3~6
AI summary
A vehicle (1) for the public transport of passengers comprising a dashboard (3) and a driver's cab (2) positioned in front of said dashboard (3), said driver's cab (2) comprising a seat (5) for a driver of the vehicle and: - a wall (6) fixed with respect to the floor (7) of the vehicle (1) and configured to surround the rear of said seat (5) and at least one side part of the space around the seat (5) leaving an access space (L1) to the driver's cab (2) between the side wall and the dashboard (3); and - a first leaf (8) configured to slide along the wall (6) between a first position wherein it is completely superimposed over the wall (6) and a second position wherein it surrounds the side space around the seat (5) between the wall (6) and the dashboard (3) to close off access to the driver's cab (2).