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 42
... transmission of motion . So , let's leave the throw of the eccentric and the required full travel of the valve remain equal , as they should be , and now extend an arm down from the lower end of the link and connect the eccentric rod to ...
... transmission of motion . So , let's leave the throw of the eccentric and the required full travel of the valve remain equal , as they should be , and now extend an arm down from the lower end of the link and connect the eccentric rod to ...
Сторінка 102
... transmission of power , so it may be that parts of the Walschaert gear are not in perfect conjunction , and before the length of the eccentric rod is altered it is well to examine the length of the valve - stem , and it may be of ...
... transmission of power , so it may be that parts of the Walschaert gear are not in perfect conjunction , and before the length of the eccentric rod is altered it is well to examine the length of the valve - stem , and it may be of ...
Сторінка 129
... straight lines , avoiding the springing and yielding of the rocker arms , rocker shafts , and transmission bars , which cannot be avoided in these parts of the Stephenson motion 9 ADVANTAGES OF THE WALSCHAERT VALVE GEAR 129-148.
... straight lines , avoiding the springing and yielding of the rocker arms , rocker shafts , and transmission bars , which cannot be avoided in these parts of the Stephenson motion 9 ADVANTAGES OF THE WALSCHAERT VALVE GEAR 129-148.
Сторінка 133
... transmission mechanism in one direction to be instantly stopped , started , thrown the opposite way and stopped - only to be re - started and stopped again — and so on with the rapidity engendered by a speed of seventy or more miles an ...
... transmission mechanism in one direction to be instantly stopped , started , thrown the opposite way and stopped - only to be re - started and stopped again — and so on with the rapidity engendered by a speed of seventy or more miles an ...
Сторінка 134
... Transmission bar 300 . 140 Transmission - bar hanger 80 . 72 Valve rod 80 . 70 Vibrating rod 220 Vibrating link 70 Total , pounds 3,665 . 2,382 Saving in weight , pounds . 1,283 One thousand two hundred eighty - three pounds is a 134 ...
... Transmission bar 300 . 140 Transmission - bar hanger 80 . 72 Valve rod 80 . 70 Vibrating rod 220 Vibrating link 70 Total , pounds 3,665 . 2,382 Saving in weight , pounds . 1,283 One thousand two hundred eighty - three pounds is a 134 ...
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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