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 18
... cut - off " of the exhaust . Cut - off more commonly has reference to the closing of the port for admission of live steam to the cylinder 2 CRANK SHAFT and the point in the travel of the valve at 18 THE WALSCHAERT VALVE GEAR.
... cut - off " of the exhaust . Cut - off more commonly has reference to the closing of the port for admission of live steam to the cylinder 2 CRANK SHAFT and the point in the travel of the valve at 18 THE WALSCHAERT VALVE GEAR.
Сторінка 19
... crank - pin , and the connections , as they must be made , between the radius rod and valve - stem , and the combination lever ; these points , however , will be explained at the proper time . Fig . 2 represents the idea of " direct ...
... crank - pin , and the connections , as they must be made , between the radius rod and valve - stem , and the combination lever ; these points , however , will be explained at the proper time . Fig . 2 represents the idea of " direct ...
Сторінка 20
... crank in one direction , and uses approximately as much steam each time that it turns that crank against a light load as it does when working against a heavier load . We are to supply those deficiencies noted , and bring it up to an ...
... crank in one direction , and uses approximately as much steam each time that it turns that crank against a light load as it does when working against a heavier load . We are to supply those deficiencies noted , and bring it up to an ...
Сторінка 21
... Crank + A Pin FIG . 3. - Location of Stephenson Eccentrics on Axle , in Relation to the Crank - Pin . Fig . 3 is intended to represent the Stephenson link and eccentrics ; any movement of the link - block A , gives a corresponding ...
... Crank + A Pin FIG . 3. - Location of Stephenson Eccentrics on Axle , in Relation to the Crank - Pin . Fig . 3 is intended to represent the Stephenson link and eccentrics ; any movement of the link - block A , gives a corresponding ...
Сторінка 24
... crank with the wheel turning back- ward . This would now give the proper motion to the valve for running the engine backward , and of course the direction is fixed : it can only run that way . Besides having no power to turn the wheel ...
... crank with the wheel turning back- ward . This would now give the proper motion to the valve for running the engine backward , and of course the direction is fixed : it can only run that way . Besides having no power to turn the wheel ...
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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