Valves and Valve-gearing: A Practical Text-book for the Use of Engineers, Draughtsmen, and Students |
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... Angle , Location of Wrist - Plate Pin , Rules for Diameter of Valves , Angle of Vibration , Chapter II . — Single 88 Proportions of Exhaust Valve , 89 Double - ported Valves , 87 Position of Levers , 93 87 Valve Diagram for Corliss Gear ...
... Angle , Location of Wrist - Plate Pin , Rules for Diameter of Valves , Angle of Vibration , Chapter II . — Single 88 Proportions of Exhaust Valve , 89 Double - ported Valves , 87 Position of Levers , 93 87 Valve Diagram for Corliss Gear ...
Page 3
... angles to CD , cutting the line EF at J. Bisect HJF by line J K. On J K find the centre of a circle which shall pass through C and touch the line BG . Let L be the centre thus found . Then ... angle CHL is a right. DIAGRAM OF SIMPLE VALVE .
... angles to CD , cutting the line EF at J. Bisect HJF by line J K. On J K find the centre of a circle which shall pass through C and touch the line BG . Let L be the centre thus found . Then ... angle CHL is a right. DIAGRAM OF SIMPLE VALVE .
Page 4
... angle CHL is a right angle ( Euclid's Elements , Bk . iii . , Prop . 31 ) ; LR is therefore at right angles to HC , and , consequently , parallel to DC . Again , because the circle H K O is drawn so that the line H C is tangent , the ...
... angle CHL is a right angle ( Euclid's Elements , Bk . iii . , Prop . 31 ) ; LR is therefore at right angles to HC , and , consequently , parallel to DC . Again , because the circle H K O is drawn so that the line H C is tangent , the ...
Page 6
... angles to the centre line of the valve Fig 3 . Բ B circles ; and when this is not the case it is to be concluded that no amount of lap , neither negative nor positive , will effect the required distribution ; but it is easy to arrange ...
... angles to the centre line of the valve Fig 3 . Բ B circles ; and when this is not the case it is to be concluded that no amount of lap , neither negative nor positive , will effect the required distribution ; but it is easy to arrange ...
Page 7
... angles to the centre line of the valve circles there will be no inside lap whatever . In Fig . 2 , if there be negative lap equal to L N , the port will be fully open to exhaust at crank position L W ; the arc , whose radius equals the ...
... angles to the centre line of the valve circles there will be no inside lap whatever . In Fig . 2 , if there be negative lap equal to L N , the port will be fully open to exhaust at crank position L W ; the arc , whose radius equals the ...
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Common terms and phrases
action arrangement Boilers Bremme's BRYAN DONKIN central position centre line CHARLES GRIFFIN clearance compression construction Corliss gear Corliss valve crank pin crank position Crown 8vo curve cylinder dashpot dead centre describe diameter distance double-eccentric double-ported draw dwelling angle eccentric-rod Electrical engagement equal EXETER STREET exhaust valves expansion eccentric expansion gear expansion valve extreme position Handsome Cloth horizontal inside lap intersection lap circle Large 8vo lead link BC link motion LONDON main valve Manual Marine Engineering Master Mariner Metallurgy Mining move movement negative lap pin holes piston plate point of cut-off port opening PRACTICAL PROF radius range of trip release resultant circle Revised single eccentric gears slide valve slot steam and exhaust steam valves steel catch STRAND stroke stuffing box TEXT-BOOK trip gear trip hook trip lever trip motion valve circle Valve Diagram valve gear valve lever valve spindle valve-rod vertical width wrist wrist-plate pins wrist-plate rod
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