Calendar: 1879-1880 Page 630

630 APPLIED science8 VI -manufacturing 9rt avia iMacfjtnerp SECOND TEAR Sketch in proportion longitudinal section through cylinder and ram of an hydraulic proving press and show how the thickness of the cylinder may be determined Sketch section showing the arrangement of valves in hydraulic rams used for slewing crane round its post Sketch and describe the construction of sand pump for clearing out cylinder foundations in the bed of river The cylinder of an engine is 30 inches long and steam is admitted at 20 lbs pressure the final pressure being lbs at what point of the stroke is the steam cut ofE Divide the stroke into 10 equal parts and find the steam-pressure at each point of division Sketch section through an indicator describe the method of applying it to compound beam engine sketch also the indicator figure you would expect to get assuming that the engine is in good working order Draw in section surface condenser and show in detail how the tubes are fitted Mention some of the advantages of its application to marine engines Sketch section through marine boiler and show how the flat surfaces are stayed The wrought iron plates of cylindrical boiler are three- eighths of an inch thick make sketch of one of the seams figure on the diameter and pitch of the rivets and the lap of the plates compare the strength of the seam to that of the plate FIRST YEAR Describe the method of making fluted columns in stone Sketch machine for grinding marble and show how an approximately plane surface is produced What are the chief points to be attended to in designing machine for making bricks of wet clay Illustrate your explanation by sketch