Rail Vehicle Passenger Compartment Configurable Device Container Placement

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Solution Overview

Problem

Modern rail vehicles face challenges in configuring the passenger compartment due to the space requirements and placement of electrical vehicle components in device containers, which limit the flexibility in utilizing subareas for different purposes.

Innovation Solution

The rail vehicle design incorporates device containers that can be strategically placed in the underfloor region, inner ceiling region, first end wall region, or second end wall region, allowing for maximum configurability of the passenger compartment without occupying valuable space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If device containers are placed within the passenger compartment to accommodate vehicle components, then vehicle components can be properly housed, but the configurability and flexibility of the passenger compartment is reduced

Engineering Contradiction:
Improveconfigurability of passenger compartmentVSAvoidarrangement of device containers
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent moves device containers from the horizontal plane (within passenger compartment) to vertical dimensions (underfloor region and inner ceiling region). This dimensional transition allows device containers to be positioned above or below the passenger compartment space, eliminating spatial conflict and enabling full configurability of the passenger compartment while maintaining proper accommodation of vehicle components.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Area of stationary object

If device containers are placed in the passenger compartment, then vehicle components are accessible, but valuable space in the passenger compartment is occupied

Engineering Contradiction:
Improveavailable space in passenger compartmentVSAvoidaccessibility of vehicle components
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The patent extracts device containers from the passenger compartment space and relocates them to the underfloor region and/or inner ceiling region. This separation removes the spatial conflict between device containers and passenger compartment usage, maximizing available space while maintaining vehicle component functionality through appropriate positioning and access provisions.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If device containers are distributed across multiple regions (underfloor, inner ceiling, end walls), then passenger compartment configurability is maximized, but the system becomes more complex

Engineering Contradiction:
Improveconfiguration freedom of passenger compartmentVSAvoiddistribution of device containers
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the device container system into multiple independent units positioned in different regions (underfloor, inner ceiling, end wall regions). This segmentation allows each container to be independently positioned and accessed, enabling flexible passenger compartment configuration while distributing technical functions across multiple locations. The modular approach manages complexity through standardization of container units.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12263871B2Rail vehicle for transporting passengers
Publication Date: 2025.04.01 SIEMENS MOBILITY GMBH
  • US12263871B2 patent drawing
  • US12263871B2 patent drawing
  • US12263871B2 patent drawing

AI summary

A rail vehicle for transporting passengers includes at least one car body, a passenger compartment situated in the car body, an underfloor region, an inner ceiling region, and a plurality of device containers for receiving vehicle components. The passenger compartment includes a first end wall region and a second end wall region which is situated opposite the first end wall region. In order to enable a great configuration freedom for the passenger compartment, it is provided that each device container of the rail vehicle is disposed in one of the above-mentioned regions.