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. |
З цієї книги
Результати 1-5 із 67
Сторінка 19
... reverse lever is placed . Fig . 1 is a simple sketch illustrating the theory of the main valve of an engine . But it doesn't make any difference what kind of a valve is used in connection with the Walschaert gear any more than it does ...
... reverse lever is placed . Fig . 1 is a simple sketch illustrating the theory of the main valve of an engine . But it doesn't make any difference what kind of a valve is used in connection with the Walschaert gear any more than it does ...
Сторінка 28
... reverse lever is in the go- ahead position , and of indirect motion when the lever in the back - up notch , the reasons for this becoming apparent as the method for reversing the gear is under- stood . Now , let's revert our attention ...
... reverse lever is in the go- ahead position , and of indirect motion when the lever in the back - up notch , the reasons for this becoming apparent as the method for reversing the gear is under- stood . Now , let's revert our attention ...
Сторінка 31
... lever : its 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 ...
... lever : its 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 ...
Сторінка 35
... lever . To make this possible the forward curve of the link must have a radius equal to the length of the radius rod ... reverse lever may shorten the cut - off and reverse the motion . In Fig . 6 the link - block and radius THE ...
... lever . To make this possible the forward curve of the link must have a radius equal to the length of the radius rod ... reverse lever may shorten the cut - off and reverse the motion . In Fig . 6 the link - block and radius THE ...
Сторінка 36
... Reverse Lever Radius Rod Valve Stem FIG . 6. Building up the Walschaert Valve Gear . the functions of a rocker - arm and the forward motion of the eccentric would draw the valve back ; that would admit steam to the front end of the ...
... Reverse Lever Radius Rod Valve Stem FIG . 6. Building up the Walschaert Valve Gear . the functions of a rocker - arm and the forward motion of the eccentric would draw the valve back ; that would admit steam to the front end of the ...
Інші видання - Показати все
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