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 ... |
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Сторінка 24
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 when the main - pin is on the dead - centre ...
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 when the main - pin is on the dead - centre ...
Сторінка 25
ure eccentric of the Stephenson type would with its disk and strap around the
axle ; and in order to give this kind of an eccentric the advance necessary to
secure lead , or overcome the outside lap , with outside admission valves we
must ...
ure eccentric of the Stephenson type would with its disk and strap around the
axle ; and in order to give this kind of an eccentric the advance necessary to
secure lead , or overcome the outside lap , with outside admission valves we
must ...
Сторінка 31
It must be remembered that the valve is acted upon by two distinct forces : the
main propulsion , for its long travel , but this motion is qualified by the influence of
the cross - head , exerted through the combination lever , and which would give a
...
It must be remembered that the valve is acted upon by two distinct forces : the
main propulsion , for its long travel , but this motion is qualified by the influence of
the cross - head , exerted through the combination lever , and which would give a
...
Сторінка 38
If we should set the reverse lever in the centre notch of the quadrant and have the
engine moved by “ pinching , ” or towing , as before stated , the eccentric would
not give any motion to the link - block , 38 THE WALSCHAERT VALVE GEAR.
If we should set the reverse lever in the centre notch of the quadrant and have the
engine moved by “ pinching , ” or towing , as before stated , the eccentric would
not give any motion to the link - block , 38 THE WALSCHAERT VALVE GEAR.
Сторінка 39
not give any motion to the link - block , radius rod , nor valve , but the cross - head
would , by means of the combination lever , give the valve a short travel that
would be equal to twice the distance of lap plus lead . The connections from
cross ...
not give any motion to the link - block , radius rod , nor valve , but the cross - head
would , by means of the combination lever , give the valve a short travel that
would be equal to twice the distance of lap plus lead . The connections from
cross ...
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Загальні терміни та фрази
action admission port admission valves advance American amount angle axle block broken carried cause centre cents combination lever complete compression connection construction correct cover crank crosshead cut-off cylinder dead described desired diagrams direction disconnected distance drawings driving eccentric rod edition effect engine equal exactly exhaust explained forward frame front fulcrum fully give given illustrated inches inside admission latter lead length link motion link-block locomotive lower end main rod main-pin manner mechanism method moved movement necessary notch obtained opening operation opposite piston placed position practical Price quarter question radius rod reference represents reverse lever secure short shortened showing shown side steam Stephenson link stroke tion troubles turning upper valve motion valve-stem vertical Walschaert gear Walschaert valve gear weight wheel
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Бібліографічна інформація
| Назва | 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 ... |
| Автор | William Wallace Wood |
| Видання | 3 |
| Видавець | Norman W. Henley Publishing Company, 1912 |
| Оригінал із | Мічиганський університет |
| Оцифровано | 27 вер. 2007 |
| Обсяг | 245 стор. |
| Експортувати бібліографічний опис | BiBTeX EndNote RefMan |