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 ...Norman W. Henley Publishing Company, 1912 - 245 стор. |
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Сторінка 24
... advance , or lead , will be the first re- quirement in remodelling the engine of Fig . 2 . In these reference plates we are using a " return crank " eccentric , which shows the exact point at which the valve gear receives its initial ...
... advance , or lead , will be the first re- quirement in remodelling the engine of Fig . 2 . In these reference plates we are using a " return crank " eccentric , which shows the exact point at which the valve gear receives its initial ...
Сторінка 25
... advance necessary to secure lead , or overcome the outside lap , with outside ad- mission valves we must lengthen the return crank slightly , but still keeping eccentric pin E the same distance from the hub centre . Now , we find that ...
... advance necessary to secure lead , or overcome the outside lap , with outside ad- mission valves we must lengthen the return crank slightly , but still keeping eccentric pin E the same distance from the hub centre . Now , we find that ...
Сторінка 26
... advance of the valve must be exactly the distance of lap plus lead . In Fig . 4 we have taken the engine illustrated in Fig . 2 , and interposed the double rocker - arms be- Indirect Valve Motion Engine Runs Forward FIG . 4. - Simple ...
... advance of the valve must be exactly the distance of lap plus lead . In Fig . 4 we have taken the engine illustrated in Fig . 2 , and interposed the double rocker - arms be- Indirect Valve Motion Engine Runs Forward FIG . 4. - Simple ...
Сторінка 40
... advance of the valve necessary in overcoming the lap , even if the lead , as pre - admission of steam , is not desired . Move the engine so that the main - pin is on the lower quarter and the eccentric at the end of its back- ward ...
... advance of the valve necessary in overcoming the lap , even if the lead , as pre - admission of steam , is not desired . Move the engine so that the main - pin is on the lower quarter and the eccentric at the end of its back- ward ...
Сторінка 41
... advance of the valve , would it not ? Certainly ; that would be a good way out of the difficulty — if we hadn't a better one : we can secure a double result in overcoming the error- " kill two birds with one stone . " With this gear the ...
... advance of the valve , would it not ? Certainly ; that would be a good way out of the difficulty — if we hadn't a better one : we can secure a double result in overcoming the error- " kill two birds with one stone . " With this gear the ...
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Загальні терміни та фрази
35 cents 90 degrees A. A. HOUGHTON admission port American Locomotive American Locomotive Company angle automobile axle Baldwin Locomotive bell crank bination lever block boiler chart Cloth combination lever concrete connection construction crosshead cut-off cylinder dead centre diagrams direction disconnected distance driving wheels eccentric crank eccentric rod edition Egide Walschaert electrical engine exhaust forward frame full gear fully illustrated give inches inside admission valves lathes lead length link foot link-block live steam lost motion lower end lubrication main crank-pin main rod main-pin mechanism modern molds motor moved notch O'CONOR SLOANE operation pin hole piston valve port opening position practical Price radius bar radius rod railroad repair reverse lever reverse shaft shortened shown side Stephenson link motion stroke tion transmission bar treatise upper end valve motion valve rod valve stem valve-stem vertical Walschaert gear Walschaert motion Walschaert valve gear yoke
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Сторінка 244 - The clutch, change speed gearing and transmission system are considered in detail. Contains instructions for repairing all types of axles, steering gears and other chassis parts. Many tables, short cuts in figuring and rules of practice are given for the mechanic. Explains fully valve and magneto timing, "tuning...