18596865. RAIL VEHICLE simplified abstract (HITACHI, LTD.)
Contents
RAIL VEHICLE
Organization Name
Inventor(s)
RAIL VEHICLE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18596865 titled 'RAIL VEHICLE
The rail vehicle described in the patent application includes an in-vehicle display device with a projector and projection surface, designed to prevent obstruction of projection images by crew members or passengers walking in the aisle between seats. The device offers excellent visibility for passengers and is lightweight.
- Roof structure and side structure form the rail vehicle's exterior.
- Luggage rack portion on the vehicle's inner side houses the projector.
- Ceiling film on the vehicle's inner side acts as the projection surface for images from the projector.
- Key Features and Innovation:**
- In-vehicle display device with projector and projection surface.
- Lightweight design.
- Prevents obstruction of projection images in the aisle.
- Provides excellent visibility for passengers.
- Potential Applications:**
- Public transportation systems.
- Entertainment systems in vehicles.
- Information display in trains.
- Problems Solved:**
- Obstruction of projection images in the aisle.
- Limited visibility for passengers.
- Heavy in-vehicle display devices.
- Benefits:**
- Enhanced passenger experience.
- Lightweight design for easy installation.
- Clear visibility of projected images.
- Commercial Applications:**
- In-vehicle entertainment systems for public transportation.
- Information display in trains and buses.
- Enhanced passenger experience in rail vehicles.
- Questions about Rail Vehicle with In-Vehicle Display Device:**
1. How does the in-vehicle display device prevent obstruction of projection images? 2. What are the potential commercial applications of this technology?
- Frequently Updated Research:**
Currently, there is ongoing research on improving the resolution and brightness of projector-type in-vehicle display devices for enhanced visibility and passenger experience.
Original Abstract Submitted
Provided is a rail vehicle including a projector-type in-vehicle display device that is provided with a projector and a projection surface, the rail vehicle including the in-vehicle display device that can prevent a crew or the like who walks on a passage between seats from blocking a projection image, that provides good visibility for a passenger or the like, and that has a light weight. A rail vehicle includes a roof structure serving as a roof of the rail vehicle, a side structure serving as a side surface of the rail vehicle, a luggage rack portion provided along a longitudinal direction of the rail vehicle on a vehicle inner side of the rail vehicle at an upper end portion of the side structure, a projector provided in the luggage rack portion, and a ceiling film provided on a vehicle inner side of the roof structure and serves as a projection surface onto which an image is projected from the projector.
