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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Результати 1-5 із 30
Сторінка 28
... angles to the main - pin - 90 degrees from it - and the lead is derived from the action of the piston , through suitable connections with the cross- head , the established lead remaining unchanged throughout the different points of cut ...
... angles to the main - pin - 90 degrees from it - and the lead is derived from the action of the piston , through suitable connections with the cross- head , the established lead remaining unchanged throughout the different points of cut ...
Сторінка 30
... angle assumed by the combination lever has pushed the valve forward a distance that slightly uncovers the back admission port ; and thus the Walschaert valve gear derives its lead - permanent lead , too , unaffected by any further ...
... angle assumed by the combination lever has pushed the valve forward a distance that slightly uncovers the back admission port ; and thus the Walschaert valve gear derives its lead - permanent lead , too , unaffected by any further ...
Сторінка 31
... angle will be the reverse to the position of the lever as shown in Fig . 5 , with the result that the distance from eccentric to valve will be shortened by that angle , and the valve drawn back exactly one and one - thirty - second ...
... angle will be the reverse to the position of the lever as shown in Fig . 5 , with the result that the distance from eccentric to valve will be shortened by that angle , and the valve drawn back exactly one and one - thirty - second ...
Сторінка 39
... angle of the short end ( distance between vertical lines through the upper two pin holes ) of the combi- nation lever will carry it ; this , as has been explained , is the distance necessary to overcome the amount of lap and then give ...
... angle of the short end ( distance between vertical lines through the upper two pin holes ) of the combi- nation lever will carry it ; this , as has been explained , is the distance necessary to overcome the amount of lap and then give ...
Сторінка 40
... angle would lengthen the line of motion between the eccentric and valve ; this increases the travel of the valve at its for- ward stroke , and is the result of the method of obtain- ing that advance of the valve necessary in overcoming ...
... angle would lengthen the line of motion between the eccentric and valve ; this increases the travel of the valve at its for- ward stroke , and is the result of the method of obtain- ing that advance of the valve necessary in overcoming ...
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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