Stationary steam engines, simple and compound; especially as adapted to electric lighting purposes (1890)
Thurston, Robert Henry, 1839-1903 · New York, J. Wiley & sons · leaf 233
THE EDSON RECORDING AND ALARM GAUGES furnish written Charts in a permanent form, of the Speed of Machinery,or, of the Pressure of Steam, Air, or Water within any boiler, pipe orreservoir. The record is a continuous line or tracing made upon a ribbon of paper,graduated by horizontal lines, into a… … The Chart is moved by a Chronometer which is exactly regulatedand especially adapted to its work. Ordinary speed, % inch and 1 inchper hour (nearly). The portion of Chart traced upon should be criticallyexamined daily, or oftener, and then it should be filed away for futurereference, regarding the…
Steam-engines
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