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 22
... opposite direction , on account of the rocker - arms- not shown - the engine would run forward . As the wheel revolved to the right eccentric B would follow in the same direction and one - fourth of a turn behind the main - pin , and be ...
... opposite direction , on account of the rocker - arms- not shown - the engine would run forward . As the wheel revolved to the right eccentric B would follow in the same direction and one - fourth of a turn behind the main - pin , and be ...
Сторінка 24
... opposite in location - 90 degrees on the other side of the main - pin — a quarter- turn ahead of the crank with the wheel turning back- ward . This would now give the proper motion to the valve for running the engine backward , and of ...
... opposite in location - 90 degrees on the other side of the main - pin — a quarter- turn ahead of the crank with the wheel turning back- ward . This would now give the proper motion to the valve for running the engine backward , and of ...
Сторінка 25
... opposite effect— that of cramping , from the main - pin to the main shaft , or axle , -a braking effect , but this is not gen- erally admitted . Lead not only cushions the piston at the end of the stroke , but also gets the power of the ...
... opposite effect— that of cramping , from the main - pin to the main shaft , or axle , -a braking effect , but this is not gen- erally admitted . Lead not only cushions the piston at the end of the stroke , but also gets the power of the ...
Сторінка 26
... opposite one ; to make the engine still run forward the position of the eccentric is changed to a directly opposite point on the wheel - right straight across , through the centre of the hub , to the " lower quarter " ; and as the main ...
... opposite one ; to make the engine still run forward the position of the eccentric is changed to a directly opposite point on the wheel - right straight across , through the centre of the hub , to the " lower quarter " ; and as the main ...
Сторінка 35
... opposite direction - reasons soon to be shown . First , we will hitch - up the link ; we have suspended it at a point where , by setting it in a vertical position , its lower end can be connected to the eccentric rod , and having made ...
... opposite direction - reasons soon to be shown . First , we will hitch - up the link ; we have suspended it at a point where , by setting it in a vertical position , its lower end can be connected to the eccentric rod , and having made ...
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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