Telescopic Seat Storage Housing for Space-Limited Driver's Cabs
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Solution Overview
Problem
Current solutions for additional seating in driver's cabs of rail vehicles, such as folding or collapsible seats, often require significant installation space and do not effectively address the limited space constraints, especially when a backrest is needed.
Innovation Solution
A storage device with a housing that houses a folding seat, utilizing a telescopic rail system for easy deployment and stowage, allowing the seat to be positioned away from the driver's cab and easily installed or removed, thereby minimizing space requirements and operational complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a folding seat with backrest is installed in the driver's cab, then the driving instructor can supervise the learner driver effectively, but the available space in the driver's cab is insufficient
Solution Approach 1:
The seat is extracted from the driver's cab and stored in a storage box positioned elsewhere in the rail vehicle. The storage box can be located in areas such as behind an impact plate for wheelchair users, allowing the seat to be completely removed from the driver's cab when not in use, thus resolving the space constraint while maintaining supervision capability when needed
Solution Approach 2:
The seat transitions from a static installation to a dynamic storage and deployment system. The telescopic rail mechanism enables the seat to be easily moved between stored and deployed positions, allowing flexible adaptation to space requirements while maintaining operational readiness
2Area of stationary object
If a collapsible seat mechanism is used, then space can be reduced when not in use, but the mechanism still requires installation space in the driver's cab
Solution Approach 1:
The entire seat assembly with its folding mechanism is extracted from the driver's cab and placed in an external storage box. This eliminates the need to accommodate the folding mechanism within the constrained driver's cab space, while the mechanism itself remains functional when the seat is deployed
Solution Approach 2:
The storage box acts as an intermediary between the seat and the driver's cab. It provides a dedicated space for storing the seat when not in use, eliminating the need for the seat mechanism to occupy space within the driver's cab while maintaining easy accessibility through the telescopic rail system
3Ease of operation
If the seat is stored inside the driver's cab, then it is readily accessible, but valuable space in the driver's cab is permanently occupied
Solution Approach 1:
The seat is moved from internal storage within the driver's cab to an external storage box positioned in other available spaces in the rail vehicle. The telescopic rail system enables quick deployment of the seat from the storage box to the driver's cab, maintaining ease of operation while eliminating permanent space occupation
Solution Approach 2:
The storage location is moved from the horizontal plane within the driver's cab to vertical or external spaces in the rail vehicle (such as behind impact plates or in overhead areas). This dimensional relocation allows the seat to be stored outside the driver's cab footprint while remaining easily accessible through the telescopic deployment mechanism
Data Source
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AI summary
The invention relates to a storage device (1) for a seat (14), comprising - a housing (4) with a front opening (7) - a rail (8) which is movably mounted on an inside of the housing and can be pulled out of the front opening - a Holding device (9) for attaching and holding a seat, which is formed or attached to the rail and is slidable together with this out of the housing and into the housing and which means (12a, 12b) for attaching the seat, so that a to the retainer attached seat is removable from and retractable into the housing.