Locomotive driver's cab
First Claim
Patent Images
1. A locomotive driver'"'"'s cab of a railway vehicle, the locomotive driver'"'"'s cab comprising:
- a front-view display for displaying information relevant to the railway vehicle;
said front-view display having a projection screen being a windshield of the railway vehicle;
said front-view display having an imaging unit supplied with two similar types of information from different systems and configured to output optical signals of different color for said information from said different systems;
said front-view display having an optical module containing two mirror systems aligned to cause the optical signals relating to different information to be incident at the same point on said projection screen, the optical signals each providing a respective projection on said projection screen having a shape depending on said information to be displayed; and
said optical module superimposing said information from said different systems on said projection screen to permit the driver to check an agreement between said information from said different systems by layering the optical signals over one another such that;
a) if said information from said two systems is the same, a resulting projection of the optical signals on said projection screena1) has a shape corresponding to a shape of said projection of each optical signal anda2) has a color being a mixture of the different colors of the optical signals, andb) if said information from said two systems is different, a resulting projection has different colors and a different shape.
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Abstract
A locomotive driver'"'"'s cab allows a locomotive driver a comparatively long time for observing a route by providing the locomotive driver'"'"'s cab with a front vision display for displaying rail-vehicle-relevant information in the field of vision of the locomotive driver.
8 Citations
7 Claims
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1. A locomotive driver'"'"'s cab of a railway vehicle, the locomotive driver'"'"'s cab comprising:
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a front-view display for displaying information relevant to the railway vehicle; said front-view display having a projection screen being a windshield of the railway vehicle; said front-view display having an imaging unit supplied with two similar types of information from different systems and configured to output optical signals of different color for said information from said different systems; said front-view display having an optical module containing two mirror systems aligned to cause the optical signals relating to different information to be incident at the same point on said projection screen, the optical signals each providing a respective projection on said projection screen having a shape depending on said information to be displayed; and said optical module superimposing said information from said different systems on said projection screen to permit the driver to check an agreement between said information from said different systems by layering the optical signals over one another such that; a) if said information from said two systems is the same, a resulting projection of the optical signals on said projection screen a1) has a shape corresponding to a shape of said projection of each optical signal and a2) has a color being a mixture of the different colors of the optical signals, and b) if said information from said two systems is different, a resulting projection has different colors and a different shape. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification