likewise steam-tight,in such a manner that the rod L with its valves may bemoved independently of the valve ff, or the valve ff independ-ently of the rod £. If the valves are placed as represented,/ and H open and ff shut, and the steam be permitted to comefrom the boiler through D, it will pass… … 218 ON STEAM AMD ITS APPLICATIONS. depressed to B the rod L must be moved downwards, andthe valves H and / closed and the valve g opened, that thesteam by its elastic force may pass through PE and thevalve g, and act equally upon the lower as well as the uppersurface of the piston: the piston…
Hydrostatics
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