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General Railway Signal Company (GRS) was an American manufacturing company located in the Rochester, New York area. GRS was focused on railway signaling equipment, systems and services. The company was established in 1904 and became part of Alstom Transport in 1998. GRS was a member of the Dow Jones Industrial Average from 1928 to 1930.
General Railway Signal Company Types MD and ME Dwarf Signals Two-Indication Color Light Bulletin 175: Union Switch and Signal Company U-5006 Maintenance of Style "T-2" D.C. Signals: General Railway Signal Company SC Signal Bulletin 176: Union Switch and Signal Company U-5013 Maintenance of Style "B" a-c. and d-c. Signals: General Railway Signal ...
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Abstract. General Railway Signal Company supplied railway signaling equipment, systems, and services. In 1904, it was formed by the merger of three companies and was headquartered in Rochester, New York. This small collection of photographs showcases the company's work installing centralized traffic control systems, light signals, and car ...
GENERAL RAILWAY SIGNAL CO. Figur. 1. Mounting Signal Housing TYPES "S" AND "SA" COLOR-LIGHT SIGNALS 5 In cases where flexible conduit is employed for the wires from the mast to the signal, due care must be used in locating the bracket B on the mast C to insure its proper location in relation to the conduit outlet H provided in the mast.
Jul 21, 2023 · Some are common, others are unique to a specific railroad. The most constant signals and the easiest to understand are single-head block signals. Red means stop; green means proceed, and yellow means caution or approach, usually indicating that the next signal is red.
The Type SA searchlight signals made by the General Railway Signal Company come in two styles. The first GRS style is referred to as the “stepped lens” style having a single outer lens with concentric prisms or steps to focus the beam leaving the internal unit.
Notes Content: Electric interlocking and automatic block signaling for railroads; automatic train control systems; remote control of speed; code analyzer for testing wayside coded track apparatus; motion plate rail clips; detector bars; lightning arrester; color light signals; switches ; G.R.S. syncrostep for speed and simplicity in coded remote...
