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 22
block is moved it will cause the valve to travel in an opposite direction , on
account of the rocker - arms — not shown — the engine would run forward . As
the wheel revolved to the right eccentric B would follow in the same direction and
one ...
block is moved it will cause the valve to travel in an opposite direction , on
account of the rocker - arms — not shown — the engine would run forward . As
the wheel revolved to the right eccentric B would follow in the same direction and
one ...
Сторінка 24
push the valve forward — the direction in which the piston will have to travel : and
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 ...
push the valve forward — the direction in which the piston will have to travel : and
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 ...
Сторінка 25
... pin is on the deadcentre , and the engine standing as in Fig . 2 , with the
exception , only , that we have given it lead . Lead is not expected to help move
an engine past the dead centre ; it has somewhat the opposite effectthat of
cramping ...
... pin is on the deadcentre , and the engine standing as in Fig . 2 , with the
exception , only , that we have given it lead . Lead is not expected to help move
an engine past the dead centre ; it has somewhat the opposite effectthat of
cramping ...
Сторінка 26
Simple Form of Steam Engine with Indirect Valve Motion . tween the eccentric
and valve , so that as the eccentric moves in one direction the valve travels in the
opposite one ; to make the engine still run forward the position of the eccentric is
...
Simple Form of Steam Engine with Indirect Valve Motion . tween the eccentric
and valve , so that as the eccentric moves in one direction the valve travels in the
opposite one ; to make the engine still run forward the position of the eccentric is
...
Сторінка 35
the radius of the link , and because the link does not change its position in
relation to the axle , the curve need not be as it was , and we have reasons for
curving it in the opposite direction - reasons soon to be shown . First , we will
hitch - up ...
the radius of the link , and because the link does not change its position in
relation to the axle , the curve need not be as it was , and we have reasons for
curving it in the opposite direction - reasons soon to be shown . First , we will
hitch - up ...
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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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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...