The Walschaert and Other Modern Radial Valve Gears for Locomotives: A Practical Treatise on the Locomitive Valve Actuating Mechanism Invented by Egide Walschaerts, with the History of Its Development and Its Evolution Into the Mechanically Correct Locomotive Valve Gear of the Present Day ...Norman W. Henley publishing Company, 1912 - 245 стор. |
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Результати 6-10 із 41
Сторінка 39
... give any motion to the link - block , radius rod , nor valve , but the cross - head would , by means of the combination lever , give the valve a short travel that would be equal to twice the distance of lap plus lead . The connections ...
... give any motion to the link - block , radius rod , nor valve , but the cross - head would , by means of the combination lever , give the valve a short travel that would be equal to twice the distance of lap plus lead . The connections ...
Сторінка 76
... gives the following description : The illustrations show this new design so clearly that it needs but little explanation , and by reference to them it will be seen that the support for the small crosshead connecting to the valve - stem ...
... gives the following description : The illustrations show this new design so clearly that it needs but little explanation , and by reference to them it will be seen that the support for the small crosshead connecting to the valve - stem ...
Сторінка 86
... give it an exactly opposite movement to that of the inner one , and this is easily accomplished by extending the stem of the inner valve through the front head and connecting it to a lever that extends across the frame , a pin in the ...
... give it an exactly opposite movement to that of the inner one , and this is easily accomplished by extending the stem of the inner valve through the front head and connecting it to a lever that extends across the frame , a pin in the ...
Сторінка 95
... , and the throw , or turning movement , of the eccentric . The piston's motion really governs the lead by offsetting the valve from its central position far enough to overcome its steam lap and enough further to give VALVE GEAR 95-126.
... , and the throw , or turning movement , of the eccentric . The piston's motion really governs the lead by offsetting the valve from its central position far enough to overcome its steam lap and enough further to give VALVE GEAR 95-126.
Сторінка 96
... give the amount of port opening desired for lead , and it will do this in both front and back positions of the piston , the lead being the same at the beginning of each stroke , both forth and back . The piston must move the valve in a ...
... give the amount of port opening desired for lead , and it will do this in both front and back positions of the piston , the lead being the same at the beginning of each stroke , both forth and back . The piston must move the valve in a ...
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Загальні терміни та фрази
90 degrees actuated admission port ahead Air Brake American Locomotive Company angle axle back end backward Baldwin Locomotive bell crank bination lever block boiler combination lever compression valve crosshead link cut-off D-slide valve dead centre diagrams direction disconnected distance driving wheels eccentric crank eccentric rod eccentric to valve Egide Walschaert equal equipped exact centre exactly exhaust forward full gear hub centre inches inside admission valves length link foot link fulcrum live steam lost motion lower end main crank-pin main rod main-pin main-valve moved pin hole piston valve port opening position quadrant radius bar radius rod return crank reverse lever reverse shaft rocker rocker-arm schaert shortened side steam chest steam lap Stephenson link motion stroke tion transmission bar trunnion upper end valve events valve motion valve rod valve stem valve-stem valves of inside vertical Walschaert eccentric Walschaert gear Walschaert motion Walschaert valve gear yoke