The Walschaert and Other Modern Radial Valve Gears for Locomotives: A Practical Treatise on the Locomitive Valve Actuating Mechanism Invented by Egide Walschaert, with the History of Its Development and Its Evolution Into the Mechanically Correct Locomotive Valve Gear of the Present DayNorman W. Henley Publishing Company, 1920 - 245 стор. |
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Результати 1-5 із 42
Сторінка 17
... opening through this " spool , " as the whole valve , complete , is termed , —is closed . It is claimed for the piston valve , by its friends , that it is a perfectly balanced valve - with an " open spool " ; but while it is evenly ...
... opening through this " spool , " as the whole valve , complete , is termed , —is closed . It is claimed for the piston valve , by its friends , that it is a perfectly balanced valve - with an " open spool " ; but while it is evenly ...
Сторінка 20
... opening for admission of steam to the cylinder must be one - fourth of the cycle of motion ahead of the piston . Therefore , if the connection from eccentric to valve is through a direct line 20 THE WALSCHAERT VALVE GEAR.
... opening for admission of steam to the cylinder must be one - fourth of the cycle of motion ahead of the piston . Therefore , if the connection from eccentric to valve is through a direct line 20 THE WALSCHAERT VALVE GEAR.
Сторінка 25
... opening of the admission port takes place sooner : The amount of advance of the eccentric necessary to secure the decided port opening for lead depends on the amount of outside lap of the valve , because the advance of the valve must be ...
... opening of the admission port takes place sooner : The amount of advance of the eccentric necessary to secure the decided port opening for lead depends on the amount of outside lap of the valve , because the advance of the valve must be ...
Сторінка 30
... opening for lead is one- thirty - second ( 32 ) inch , the distance between the vertical lines through the centres of the pin holes in the upper part of the combination lever must - as the engine stands in Fig . 5 - be just one and one ...
... opening for lead is one- thirty - second ( 32 ) inch , the distance between the vertical lines through the centres of the pin holes in the upper part of the combination lever must - as the engine stands in Fig . 5 - be just one and one ...
Сторінка 32
... opening for lead ) , thus opening the forward port for the pre - ad- mission of steam at the beginning of the back stroke just the same as it was given at the other end of the cylinder . That is , the lead would be the same at the end ...
... opening for lead ) , thus opening the forward port for the pre - ad- mission of steam at the beginning of the back stroke just the same as it was given at the other end of the cylinder . That is , the lead would be the same at the end ...
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Загальні терміни та фрази
35 cents 90 degrees A. A. HOUGHTON admission port American Locomotive American Locomotive Company angle automobile axle Baldwin Locomotive bell crank bination lever block boiler Cloth combination lever concrete connection construction crosshead cut-off cylinder dead centre diagrams direction disconnected distance driving wheels eccentric crank eccentric rod edition Egide Walschaert electrical engine exhaust forward frame full gear fully illustrated give inches lathes lead length link foot link fulcrum link-block live steam lost motion lower end lubrication main crank-pin main rod main-pin mechanism modern molds motor moved notch O'CONOR SLOANE operation pin hole piston valve port opening position practical Price radius bar radius rod railroad repair reverse lever reverse shaft schaert shortened shown side Stephenson link motion stroke tion transmission bar treatise upper end valve motion valve rod valve stem valve-stem vertical Walschaert gear Walschaert motion Walschaert valve gear yoke