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WABCO Westinghouse Compagnia Italiana Segnali S.p.A. Patents
WABCO Westinghouse Compagnia Italiana Segnali S.p.A.
Turin, IT
No. of patents:

Patent Number Title Of Patent Date Issued
4454570 Multiple colored searchlight signal unit June 12, 1984
A searchlight signaling device including a housing in which is mounted an optical system for producing colored signal lights. The optical system includes an objective lens for projecting the colored signal lights through an aperture formed in the housing. A plurality of white light s
4279395 Speed control apparatus for railroad trains July 21, 1981
A pair of on-board processing units, operating in parallel, are supplied with input signals representing actual train speed, advance traffic conditions, and selected train parameters. Each unit continuously calculates a maximum train speed from which emergency braking will stop the t

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