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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Результати 1-5 із 32
Сторінка 30
... and then connect the lower end of the combination lever ( still in a plumb
perpendicular position ) with the cross - head by means of a short link - bar ; now
draw the cross - head to the back end of the guides again , and re - connect the
main ...
... and then connect the lower end of the combination lever ( still in a plumb
perpendicular position ) with the cross - head by means of a short link - bar ; now
draw the cross - head to the back end of the guides again , and re - connect the
main ...
Сторінка 31
... exerted through the combination lever , and which would give a short travel to
the valve even if the eccentric should be disconnected . When the crank — the
main - pin-reaches the upper quarter where its leverage force is greatest the
lower ...
... exerted through the combination lever , and which would give a short travel to
the valve even if the eccentric should be disconnected . When the crank — the
main - pin-reaches the upper quarter where its leverage force is greatest the
lower ...
Сторінка 39
not give any motion to the link - block , radius rod , nor valve , but the cross - head
would , by means of the combination lever , give the valve a short travel that
would be equal to twice the distance of lap plus lead . The connections from
cross ...
not give any motion to the link - block , radius rod , nor valve , but the cross - head
would , by means of the combination lever , give the valve a short travel that
would be equal to twice the distance of lap plus lead . The connections from
cross ...
Сторінка 51
... omitted , and neither was it erected with reference to a scaled model . After a
short time the old gear was restored , and there were no data afterward
obtainable to prove the success or failure of the half - THE WALSCHAERT
VALVE GEAR 51.
... omitted , and neither was it erected with reference to a scaled model . After a
short time the old gear was restored , and there were no data afterward
obtainable to prove the success or failure of the half - THE WALSCHAERT
VALVE GEAR 51.
Сторінка 56
... reversing arm . The upper end of the short suspension bar is connected at U
with this sliding block , and at V its lower end is attached to the radius rod ; the pin
U becomes the suspension point , and its 56 THE WALSCH AERT VALVE GEAR.
... reversing arm . The upper end of the short suspension bar is connected at U
with this sliding block , and at V its lower end is attached to the radius rod ; the pin
U becomes the suspension point , and its 56 THE WALSCH AERT VALVE GEAR.
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action admission port admission valves advance ahead American amount angle axle backward balanced block Brake broken built carried cause centre combination lever common compression connection correct cover crank crosshead cut-off cylinder dead diagrams direction disconnected distance eccentric rod effect engine equal equipped exactly exhaust forward frame front fulcrum give given hole illustrated inches inside admission lead length link motion link-block locomotive lower end main rod main-pin mechanism method moved movement necessary notch obtained opening opposite piece piston placed position pounds practical pressure quarter question radius rod reason received reference remove represented reverse lever road secure shaft short shortened shown side steam Stephenson link stroke tion train transmission turning valve motion valve rod valve-stem vertical Walschaert gear Walschaert valve gear weight wheel