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 18
Lead is given in order that steam may be admitted between the piston and the
cylinder head , toward the completion of the stroke , as a means of cushioning the
piston and thereby tempering the sudden reversion of its motion ; the same effect
...
Lead is given in order that steam may be admitted between the piston and the
cylinder head , toward the completion of the stroke , as a means of cushioning the
piston and thereby tempering the sudden reversion of its motion ; the same effect
...
Сторінка 25
... a braking effect , but this is not generally admitted . Lead not only cushions the
piston at the end of the stroke , but also gets the power of the steam against the
piston earlier at the beginning of the stroke , and the full opening of the admission
...
... a braking effect , but this is not generally admitted . Lead not only cushions the
piston at the end of the stroke , but also gets the power of the steam against the
piston earlier at the beginning of the stroke , and the full opening of the admission
...
Сторінка 28
... the distance from eccentric to valve is not changed and its attachment has had
no effect on the valve , which is central on its seat with both admission ports
covered ; but if we move the lower end of the combination lever forward it will
shorten ...
... the distance from eccentric to valve is not changed and its attachment has had
no effect on the valve , which is central on its seat with both admission ports
covered ; but if we move the lower end of the combination lever forward it will
shorten ...
Сторінка 31
... but for the alterative effect of that combination lever : its angle will be the
reverse to the position of the lever as shown in Fig . 5 , with the result that the
distance from eccentric to valve will be shortened by that angle , and the valve
drawn back ...
... but for the alterative effect of that combination lever : its angle will be the
reverse to the position of the lever as shown in Fig . 5 , with the result that the
distance from eccentric to valve will be shortened by that angle , and the valve
drawn back ...
Сторінка 36
6 the link - block and radius rod are at the lower end of the link , and there is , in
effect , a straight line of motion from cccentric to valve , by which we have for the
time a direct motion engine . As the wheel turns forward the cccentric will move ...
6 the link - block and radius rod are at the lower end of the link , and there is , in
effect , a straight line of motion from cccentric to valve , by which we have for the
time a direct motion engine . As the wheel turns forward the cccentric will move ...
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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 |