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
... by closing the exhaust from the cylinder at an earlier period in the finish of the
piston's stroke , thus making use of the confined dead steam in its CYLINDER
PISTON CRANK PISTON ROD CONNECTING ROD SHAFT th OPEN CLOSED
EX .
... by closing the exhaust from the cylinder at an earlier period in the finish of the
piston's stroke , thus making use of the confined dead steam in its CYLINDER
PISTON CRANK PISTON ROD CONNECTING ROD SHAFT th OPEN CLOSED
EX .
Сторінка 19
There is a difference , though , in " setting - up ” the Walschaert gear as between
the valves of inside and outside admission ; a difference only in the position of
the eccentric in its relation to the main crank - pin , and the connections , as they ...
There is a difference , though , in " setting - up ” the Walschaert gear as between
the valves of inside and outside admission ; a difference only in the position of
the eccentric in its relation to the main crank - pin , and the connections , as they ...
Сторінка 20
... and do very well under certain conditions , it is a wasteful power - producer and
is limited to the last degree in the work expected of an engine : it can only turn its
crank in one direction , and uses approximately as much steam each time that ...
... and do very well under certain conditions , it is a wasteful power - producer and
is limited to the last degree in the work expected of an engine : it can only turn its
crank in one direction , and uses approximately as much steam each time that ...
Сторінка 21
2 , the eccentric must be located at E , one - fourth of the wheel's circle , or 90
degrees , ahead of the crank - pin - assuming the engine to be running forward —
to the right . But before going further it is best to explain how to take the
expression ...
2 , the eccentric must be located at E , one - fourth of the wheel's circle , or 90
degrees , ahead of the crank - pin - assuming the engine to be running forward —
to the right . But before going further it is best to explain how to take the
expression ...
Сторінка 24
... to accomplish this , the position of the eccentric must be changed to a point on
the wheel exactly its opposite in location - 90 degrees on the other side of the
main - pin — a quarterturn ahead of the crank with the wheel turning backward .
... to accomplish this , the position of the eccentric must be changed to a point on
the wheel exactly its opposite in location - 90 degrees on the other side of the
main - pin — a quarterturn ahead of the crank with the wheel turning backward .
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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 |