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, 1913 - 245 стор. |
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Сторінка 14
... motion , and as Egide Walschaert had never seen - possibly had never heard of a shifting link , the problem that he worked out was greater than we , of to - day , can realize at first thought . He was awarded a gold medal , and a ...
... motion , and as Egide Walschaert had never seen - possibly had never heard of a shifting link , the problem that he worked out was greater than we , of to - day , can realize at first thought . He was awarded a gold medal , and a ...
Сторінка 15
... motion , but even at that early date was a better device than the modern , and commonly used , Stephenson link motion ; to show it in as simple and plain a manner as possible , going through the process of its evolution from the common ...
... motion , but even at that early date was a better device than the modern , and commonly used , Stephenson link motion ; to show it in as simple and plain a manner as possible , going through the process of its evolution from the common ...
Сторінка 19
... connection with the Walschaert gear any more than it does with the Stephenson link motion , and the former may be substituted on any engine in place of the latter gear without making any change in the valve , or cylinders , or any part ...
... connection with the Walschaert gear any more than it does with the Stephenson link motion , and the former may be substituted on any engine in place of the latter gear without making any change in the valve , or cylinders , or any part ...
Сторінка 21
... link and eccentrics ; any movement of the link - block A , gives a corresponding movement to the valve , so , if the link EE should be lowered , eccentric B would actuate the valve , and as this represents an " indirect motion " engine ...
... link and eccentrics ; any movement of the link - block A , gives a corresponding movement to the valve , so , if the link EE should be lowered , eccentric B would actuate the valve , and as this represents an " indirect motion " engine ...
Сторінка 22
... motion and outside admission valves , while with direct motion , such as is shown in Fig . 2 , the eccentric is always— with the same kind of valve — a " quarter ahead of the pin . " Referring again to Fig . 3 , if the link EE was ...
... motion and outside admission valves , while with direct motion , such as is shown in Fig . 2 , the eccentric is always— with the same kind of valve — a " quarter ahead of the pin . " Referring again to Fig . 3 , if the link EE was ...
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90 degrees actuated admission port ahead Air Brake American Locomotive Company angle axle back end backward Baldwin Locomotive bell crank bination lever block boiler combination lever compression valve crosshead link cut-off D-slide valve dead centre diagrams direction disconnected distance driving wheels eccentric crank eccentric rod Egide Walschaert equal equipped exact centre exactly exhaust forward full gear Hobart-Allfree hub centre inches inside admission valves lap and lead length link foot link fulcrum live steam lost motion lower end main crank-pin main rod main valve main-pin moved pin hole piston valve port opening position quadrant radius bar radius rod reach rod return crank reverse lever reverse shaft rocker rocker-arm schaert shortened side steam lap Stephenson link motion stroke tion transmission bar upper end valve events valve motion valve rod valve stem valve-stem valves of inside vertical Walschaert eccentric Walschaert gear Walschaert motion Walschaert valve gear yoke