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. |
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Сторінка 43
... equal to the distance between the vertical lines through valve and seat ; if now the combination lever were disconnected at its lower end from the cross - head- cut off from the influence of the piston - and drawn to an exactly vertical ...
... equal to the distance between the vertical lines through valve and seat ; if now the combination lever were disconnected at its lower end from the cross - head- cut off from the influence of the piston - and drawn to an exactly vertical ...
Сторінка 59
... equal area ; and piston valves of inside admission have only the advantage in balance that is indicated by the absence of the inter- fering area taken by the valve - stem , and this is of small moment . An unbalanced D - slide valve ...
... equal area ; and piston valves of inside admission have only the advantage in balance that is indicated by the absence of the inter- fering area taken by the valve - stem , and this is of small moment . An unbalanced D - slide valve ...
Сторінка 103
... equal to the length of the radius rod . The shortest length of the eccentric rod should never be less than three and one - half times the throw of the eccentric . Reach Rod E H -Stroke- R CL : V. If THE WALSCHAERT VALVE GEAR 103.
... equal to the length of the radius rod . The shortest length of the eccentric rod should never be less than three and one - half times the throw of the eccentric . Reach Rod E H -Stroke- R CL : V. If THE WALSCHAERT VALVE GEAR 103.
Сторінка 107
... eccentric crank . * As no suspension gives a perfectly equal drop of the block in both link positions , this formula is only approximate . In locating the longitudinal position of the link fulcrum , THE WALSCHAERT VALVE GEAR 107.
... eccentric crank . * As no suspension gives a perfectly equal drop of the block in both link positions , this formula is only approximate . In locating the longitudinal position of the link fulcrum , THE WALSCHAERT VALVE GEAR 107.
Сторінка 112
... equal leads at both ends are obtained . 5. Within certain limits this lengthening or shorten- ing may be made on the radius rod if it should prove more convenient , but it is desirable that its length should be so nearly equal to the ...
... equal leads at both ends are obtained . 5. Within certain limits this lengthening or shorten- ing may be made on the radius rod if it should prove more convenient , but it is desirable that its length should be so nearly equal to 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 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