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 31
... and it would again stand plumb perpendicular but for the eccentric now being
at its farthest point forward , and this has carried the valve to the finish of its
forward stroke , leaving the back admission port and front port for exhaust wide
open ...
... and it would again stand plumb perpendicular but for the eccentric now being
at its farthest point forward , and this has carried the valve to the finish of its
forward stroke , leaving the back admission port and front port for exhaust wide
open ...
Сторінка 40
... the diameter of the circular path in which it travels — must be of the same
length as the full travel of the valve , as there is nothing intervening to shorten or
lengthen the motion ; and this equality of motion is carried on , through Fig . 4
where ...
... the diameter of the circular path in which it travels — must be of the same
length as the full travel of the valve , as there is nothing intervening to shorten or
lengthen the motion ; and this equality of motion is carried on , through Fig . 4
where ...
Сторінка 54
The engine was of the double - truck class , with boiler , cab , and tender on one
common main frame , while the cylinders were carried on the separate
drivingwheel frame that was free to rotate on its centre bearing that supported the
forward ...
The engine was of the double - truck class , with boiler , cab , and tender on one
common main frame , while the cylinders were carried on the separate
drivingwheel frame that was free to rotate on its centre bearing that supported the
forward ...
Сторінка 55
... Mason engine lies over the top of the boiler , and the bar connecting the lifting
arm with the radius rod is abnormally long , whereby , as the ends of the link are
swung forth and back , the link - block is carried in a line very near to horizontal .
... Mason engine lies over the top of the boiler , and the bar connecting the lifting
arm with the radius rod is abnormally long , whereby , as the ends of the link are
swung forth and back , the link - block is carried in a line very near to horizontal .
Сторінка 59
... as the lifting effect of the exhaust steam under the valve must be counteracted
upon . With piston valves what stands between the enormous boiler pressure of
steam that is now carried and the valve seat ? The answer is " the packing rings .
... as the lifting effect of the exhaust steam under the valve must be counteracted
upon . With piston valves what stands between the enormous boiler pressure of
steam that is now carried and the valve seat ? The answer is " the packing rings .
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Загальні терміни та фрази
action admission port admission valves advance ahead American amount angle axle backward balanced block Brake broken built carried cause centre combination lever common compression connection correct cover crank crosshead cut-off cylinder dead diagrams direction disconnected distance eccentric rod effect engine equal equipped exactly exhaust forward frame front fulcrum give given hole illustrated inches inside admission lead length link motion link-block locomotive lower end main rod main-pin mechanism method moved movement necessary notch obtained opening opposite piece piston placed position pounds practical pressure quarter question radius rod reason received reference remove represented reverse lever road secure shaft short shortened shown side steam Stephenson link stroke tion train transmission turning valve motion valve rod valve-stem vertical Walschaert gear Walschaert valve gear weight wheel
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 | 14 бер. 2013 |
| Обсяг | 245 стор. |
| Експортувати бібліографічний опис | BiBTeX EndNote RefMan |