This steam engine indicator consists of a steel piston with three grooves; a vented steel cylinder; an external, double wound spring, which can be changed; a small drum with a spiral spring and a ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. An engine indicator is an instrument ...

THIS paper describes a number of applications of the cathode-ray tube to the solution of engine problems, such as indication of pressures in the cylinder and in Diesel fuel lines; mechanical vibration ...

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