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. |
З цієї книги
Результати 6-10 із 29
Сторінка 86
... fulcrum , and to the other end of this lever is connected the extended rod from the outer valve , which also passes through its front steam - chest head . This action is the same for the pair of cylinders and valves on each side , and ...
... fulcrum , and to the other end of this lever is connected the extended rod from the outer valve , which also passes through its front steam - chest head . This action is the same for the pair of cylinders and valves on each side , and ...
Сторінка 99
... ( fulcrum ) centre is exactly to dimen- sions from the centre of cylinder . 5. See that the reverse shaft centre is correctly located to dimensions given , and that the lifting arm and link are of the exact lengths as specified . 6 ...
... ( fulcrum ) centre is exactly to dimen- sions from the centre of cylinder . 5. See that the reverse shaft centre is correctly located to dimensions given , and that the lifting arm and link are of the exact lengths as specified . 6 ...
Сторінка 107
... fulcrum the distance Og = = b * tan . d " ( Fig . 29 ) where is the link fulcrum , d = one - half of the swing of the link in degrees , and b - half the travel of point F in the previous formula . FIG . 31. - Laying - out Diagram ...
... fulcrum the distance Og = = b * tan . d " ( Fig . 29 ) where is the link fulcrum , d = one - half of the swing of the link in degrees , and b - half the travel of point F in the previous formula . FIG . 31. - Laying - out Diagram ...
Сторінка 108
... fulcrum , consideration must be given to the lengths of the eccentric and radius rods so that both may be approximately of the same length . When these lengths fall below three and one - half times the total vertical sweep of the link ...
... fulcrum , consideration must be given to the lengths of the eccentric and radius rods so that both may be approximately of the same length . When these lengths fall below three and one - half times the total vertical sweep of the link ...
Сторінка 113
... fulcrum , being located in a given position above the link , so that the locus of the sus- pension point of the lifting link forms an arc of a circle with its chord perpendicular to the centre line of the radius rod in its centre ...
... fulcrum , being located in a given position above the link , so that the locus of the sus- pension point of the lifting link forms an arc of a circle with its chord perpendicular to the centre line of the radius rod in its centre ...
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 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