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, 1913 - 245 стор. |
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Сторінка 121
... questions as to differences that may be thought to exist in the results obtained in the use of valves of internal admission vs. external admission . Theoretically , the Walschaert eccentric is placed exactly 90 degrees of the wheel's ...
... questions as to differences that may be thought to exist in the results obtained in the use of valves of internal admission vs. external admission . Theoretically , the Walschaert eccentric is placed exactly 90 degrees of the wheel's ...
Сторінка 143
... question if the advance of the valve , any further than is necessary to overcome the steam lap , is really a help or a hindrance . If not a help , can it fail to be a hindrance ? There doesn't seem to be any reason why , with any class ...
... question if the advance of the valve , any further than is necessary to overcome the steam lap , is really a help or a hindrance . If not a help , can it fail to be a hindrance ? There doesn't seem to be any reason why , with any class ...
Сторінка 144
... question ; it is an extract from an article in one of our leading technical journals : Opinion has grown , as error is apt to grow , that an admission of steam is absolutely necessary to create a cushion upon which the piston and ...
... question ; it is an extract from an article in one of our leading technical journals : Opinion has grown , as error is apt to grow , that an admission of steam is absolutely necessary to create a cushion upon which the piston and ...
Сторінка 148
... table , while the engine having the Walschaert valve gear was moved out , easily , with the gauge showing thirty - five pounds of steam . FOURTH DIVISION QUESTIONS AND ANSWERS Relating to the Walschaert Valve 148 THE WALSCHAERT VALVE GEAR.
... table , while the engine having the Walschaert valve gear was moved out , easily , with the gauge showing thirty - five pounds of steam . FOURTH DIVISION QUESTIONS AND ANSWERS Relating to the Walschaert Valve 148 THE WALSCHAERT VALVE GEAR.
Сторінка 149
... QUESTIONS AND ANSWERS Relating to the Walschaert Valve FOURTH DIVISION QUESTIONS AND ANSWERS, RELATING TO.
... QUESTIONS AND ANSWERS Relating to the Walschaert Valve FOURTH DIVISION QUESTIONS AND ANSWERS, RELATING TO.
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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 Egide Walschaert equal equipped exact centre exactly exhaust forward full gear Hobart-Allfree hub centre inches inside admission valves lap and lead length link foot link fulcrum live steam lost motion lower end main crank-pin main rod main valve main-pin moved pin hole piston valve port opening position quadrant radius bar radius rod reach rod return crank reverse lever reverse shaft rocker rocker-arm schaert shortened side steam lap Stephenson link motion stroke tion transmission bar 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