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 59
The D - slide valve can be , and is , most nicely balanced , and may , if desired ,
have a balance of 100 per cent , which is not preferable , as the lifting effect of the
exhaust steam under the valve must be counteracted upon . With piston valves ...
The D - slide valve can be , and is , most nicely balanced , and may , if desired ,
have a balance of 100 per cent , which is not preferable , as the lifting effect of the
exhaust steam under the valve must be counteracted upon . With piston valves ...
Сторінка 114
... may be found as follows : The distance AB represents the travel of the valve as
well as the stroke of the engine , though in different scales , which makes no
difference when the cut - off is always expressed in fractions or per cent of AB .
... may be found as follows : The distance AB represents the travel of the valve as
well as the stroke of the engine , though in different scales , which makes no
difference when the cut - off is always expressed in fractions or per cent of AB .
Сторінка 119
... point ; and third , the relative height of the crosshead - connection point of the
union bar to the corresponding point of the combination lever . It is not necessary
to lay out the valve diagrams except where a given cut - off per cent is wanted .
... point ; and third , the relative height of the crosshead - connection point of the
union bar to the corresponding point of the combination lever . It is not necessary
to lay out the valve diagrams except where a given cut - off per cent is wanted .
Сторінка 135
And in substituting the Walschaert gear it means cutting off thirty - five ( 35 ) per
cent of the weight of the old link motion . But some of the above are fixed ,
immovable parts . If we want to find the difference in weight of the working parts
we ...
And in substituting the Walschaert gear it means cutting off thirty - five ( 35 ) per
cent of the weight of the old link motion . But some of the above are fixed ,
immovable parts . If we want to find the difference in weight of the working parts
we ...
Сторінка 136
1 , 315 or 32 ) per cent . , lbs . Amount per cent saved in weight of the motion
parts of gear , nearly 47 . Another type of Classs J 2 - 6 - 2 carries the following
weights : Stephenson . Walscharet . lbs . Crank pins , main . . . . . . . . . . . 440 .
1 , 315 or 32 ) per cent . , lbs . Amount per cent saved in weight of the motion
parts of gear , nearly 47 . Another type of Classs J 2 - 6 - 2 carries the following
weights : Stephenson . Walscharet . lbs . Crank pins , main . . . . . . . . . . . 440 .
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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 |