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 31
... carried the valve to the finish of its forward stroke , leaving the back admission port and front port for exhaust wide open ; the crank proceeds in its turning motion and when it has reached the forward dead - centre and the piston is ...
... carried the valve to the finish of its forward stroke , leaving the back admission port and front port for exhaust wide open ; the crank proceeds in its turning motion and when it has reached the forward dead - centre and the piston is ...
Сторінка 35
... carry- ing the end of the radius rod with it without produc- ing any motion whatever at the front end connection of the radius rod with the combination lever . To make this possible the forward curve of the link must have a radius equal ...
... carry- ing the end of the radius rod with it without produc- ing any motion whatever at the front end connection of the radius rod with the combination lever . To make this possible the forward curve of the link must have a radius equal ...
Сторінка 37
... carrying the radius rod with it , so that when the eccentric moves in any given direction it will move the valve in the same or the opposite way according to whether the radius rod is below or above the centre of the link . In Fig . 6 ...
... carrying the radius rod with it , so that when the eccentric moves in any given direction it will move the valve in the same or the opposite way according to whether the radius rod is below or above the centre of the link . In Fig . 6 ...
Сторінка 39
... carry it ; this , as has been explained , is the distance necessary to overcome the amount of lap and then give the opening for lead , at each end of the stroke . This method of reversing the valve motion of a loco- motive is referred ...
... carry it ; this , as has been explained , is the distance necessary to overcome the amount of lap and then give the opening for lead , at each end of the stroke . This method of reversing the valve motion of a loco- motive is referred ...
Сторінка 40
... carried on , through Fig . 4 where both rocker - arms are of the same length to the nearly finished construction in Fig . 6 — providing the engine shown in the latter plate is in full gear either way ; and the correct full travel of the ...
... carried on , through Fig . 4 where both rocker - arms are of the same length to the nearly finished construction in Fig . 6 — providing the engine shown in the latter plate is in full gear either way ; and the correct full travel of the ...
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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